Santa Monica Mountains Trails Council Plant Home Page

Image of Angels Gilia - Gilia angelensis

Angels Gilia
Gilia angelensis
Native Annual Polemoniaceae/Phlox

Image of Annual Coreopsis - Leptosyne bigelovii

Annual Coreopsis
Leptosyne bigelovii
Endemic Annual Asteraceae/Sunflower

Image of Ashy Leaved Buckwheat - Eriogonum cinereum

Ashy Leaved Buckwheat
Eriogonum cinereum
Native Shrub Polygonaceae/Buckwheat

Image of Baby Blue Eyes - Nemophila menziesii

Baby Blue Eyes
Nemophila menziesii
Native Annual Boraginaceae/Borage

Image of Beach Evening Primrose - Camissoniopsis cheiranthifolia

Beach Evening Primrose
Camissoniopsis cheiranthifolia
Native Perennial Onagraceae/Evening Primrose

Image of Bee Plant - Scrophularia californica

Bee Plant
Scrophularia californica
Native Perennial Scrophulariaceae/Figwort

Image of Big Pod Ceanothus - Ceanothus megacarpus

Big Pod Ceanothus
Ceanothus megacarpus
Endemic Shrub or Tree Rhamnaceae/Buckthorn

Image of Bigberry Manzanita - Arctostaphylos glauca

Bigberry Manzanita
Arctostaphylos glauca
Native Shrub Ericaceae/Heath

Image of Birds Beak - Cordylanthus rigidus

Birds Beak
Cordylanthus rigidus
Native Annual Orobanchaceae/Broomrape

Black Sage
Salvia mellifera
Native Shrub Lamiaceae/Mint

Bladderpod
Peritome arborea
Native Shrub Cleomaceae/Spider Flower

Image of Blue Dicks - Dipterostemon capitatus

Blue Dicks
Dipterostemon capitatus
Native Perennial Themidaceae/Brodiaea

Image of Blue Larkspur - Delphinium parryi

Blue Larkspur
Delphinium parryi
Native Perennial Ranunculaceae/Buttercup

Image of Blue-Eyed Grass - Sisyrinchium bellum

Blue-Eyed Grass
Sisyrinchium bellum
Native Perennial Iridaceae/Iris

Brodiaea
Brodiaea terrestris
Native Perennial Themidaceae/Brodiaea

Image of Bush Mallow - Malacothamnus fasciculatus

Bush Mallow
Malacothamnus fasciculatus
Native Shrub Malvaceae/Mallow

Image of Bush Poppy, Tree Poppy - Dendromecon rigida

Bush Poppy, Tree Poppy
Dendromecon rigida
Native Perennial Papaveraceae/Poppy

Image of Bush Sunflower - Encelia californica

Bush Sunflower
Encelia californica
Native Perennial Asteraceae/Sunflower

Image of Calabazilla - Cucurbita foetidissima

Calabazilla
Cucurbita foetidissima
Native Perennial Vine Cucurbitaceae/Gourd

Image of California Aster - Corethrogyne filaginifolia

California Aster
Corethrogyne filaginifolia
Native Perennial Asteraceae/Sunflower

Image of California Brickellbush - Brickellia californica

California Brickellbush
Brickellia californica
Native Perennial Asteraceae/Sunflower

Image of California Buckwheat - Eriogonum fasciculatum

California Buckwheat
Eriogonum fasciculatum
Native Perennial Polygonaceae/Buckwheat

Image of California Buttercup - Ranunculus californicus

California Buttercup
Ranunculus californicus
Endemic Perennial Ranunculaceae/Buttercup

Image of California Coffeeberry - Frangula californica

California Coffeeberry
Frangula californica
Native Shrub Rhamnaceae/Buckthorn

Image of California Dodder - Cuscuta californica

California Dodder
Cuscuta californica
Native Annual Vine Convolvulaceae/Morning Glory

Image of California Everlasting - Pseudognaphalium californicum

California Everlasting
Pseudognaphalium californicum
Native Perennial Asteraceae/Sunflower

Image of California Fuchsia - Epilobium canum

California Fuchsia
Epilobium canum
Native Perennial Onagraceae/Evening Primrose

Image of California Goldenrod - Solidago velutina

California Goldenrod
Solidago velutina
Native Perennial Asteraceae/Sunflower

Image of California Goldfields - Lasthenia californica

California Goldfields
Lasthenia californica
Endemic Annual Asteraceae/Sunflower

Image of California Laurel - Umbellularia californica

California Laurel
Umbellularia californica
Native Shrub or Tree Lauraceae/Laurel

Image of California Milkweed - Asclepias californica

California Milkweed
Asclepias californica
Native Perennial Apocynaceae/Dogbane

Image of California Plantain - Plantago erecta

California Plantain
Plantago erecta
Native Annual Plantaginaceae/Plantain

Image of California Poppy - Eschscholzia californica

California Poppy
Eschscholzia californica
Endemic Annual Papaveraceae/Poppy

Image of California Saxifrage - Micranthes californica

California Saxifrage
Micranthes californica
Endemic Perennial Saxifragaceae/Saxifrage

Image of California Thistle - Cirsium occidentale var. californ

California Thistle
Cirsium occidentale var. californ
Endemic Perennial Asteraceae/Sunflower

Image of California Walnut - Juglans californica

California Walnut
Juglans californica
Endemic Shrub or Tree Juglandaceae/Walnut

Canchalagua
Zeltnera venusta
Native Annual Gentianaceae/Gentian

Image of Canyon Dodder - Cuscuta subinclusa

Canyon Dodder
Cuscuta subinclusa
Native Perennial Vine Convolvulaceae/Morning Glory

Image of Canyon Sunflower - Venegasia carpesioides

Canyon Sunflower
Venegasia carpesioides
Native Shrub Asteraceae/Sunflower

Castor Bean
Ricinis communis
Invasive Shrub Euphorbiaceae/Spurge

Ceanothus
Ceanothus Species
Native Shrub Rhamnaceae/Buckthorn

Image of Chalk Live-Forever - Dudleya pulverulenta

Chalk Live-Forever
Dudleya pulverulenta
Native Perennial Crassulaceae/Stonecrop

Image of Chamise - Adenostoma fasciculatum

Chamise
Adenostoma fasciculatum
Native Shrub Rosaceae/Rose

Image of Chaparral Currant - Ribes malvaceum

Chaparral Currant
Ribes malvaceum
Native Perennial Grossulariaceae/Gooseberry

Image of Chaparral Honeysuckle - Lonicera subspicata

Chaparral Honeysuckle
Lonicera subspicata
Endemic Shrub Caprifoliaceae/Honeysuckle

Image of Checker Bloom - Sidalcea sparsifolia

Checker Bloom
Sidalcea sparsifolia
Native Perennial Malvaceae/Mallow

Image of Chia, Golden Chia - Salvia columbariae

Chia, Golden Chia
Salvia columbariae
Native Annual Lamiaceae/Mint

Image of Chinese Houses - Colinsia heterophylla

Chinese Houses
Colinsia heterophylla
Native Annual Plantaginaceae/Plantain

Image of Chocolate Lily - Fritillaria biflora

Chocolate Lily
Fritillaria biflora
Endemic Perennial Liliaceae/Lily

Image of Cliff Aster - Malacothrix saxatilis

Cliff Aster
Malacothrix saxatilis
Native Perennial Asteraceae/Sunflower

Image of Coast Cholla - Cylindropuntia prolifera

Coast Cholla
Cylindropuntia prolifera
Native Shrub Cactaceae/Cactus

Image of Coastal Live Oak - Quercus agrifolia

Coastal Live Oak
Quercus agrifolia
Native Tree Fagaceae/Beech

Image of Cobweb Thistle - Cirsium occidentale

Cobweb Thistle
Cirsium occidentale
Native Perennial Asteraceae/Sunflower

Image of Coffee Fern - Pellaea andromedifolia

Coffee Fern
Pellaea andromedifolia
Native Perennial Pteridaceae/Brake

Image of Collarless Poppy - Eschscholzia caespitosa

Collarless Poppy
Eschscholzia caespitosa
Native Annual Papaveraceae/Poppy

Image of Common Fiddleneck - Amsinckia intermedia

Common Fiddleneck
Amsinckia intermedia
Native Annual Boraginaceae/Borage

Image of Common Sunflower - Helianthus annus

Common Sunflower
Helianthus annus
Native Annual Asteraceae/Sunflower

Image of Common Vervain - Verbena lasiostachys

Common Vervain
Verbena lasiostachys
Native Perennial Verbenaceae/Vervain

Image of Common Yarrow - Achillea millefolium

Common Yarrow
Achillea millefolium
Native Perennial Asteraceae/Sunflower

Cottonwood
Populus fremontii
Native Tree Salicaceae/Willow

Image of Coyote Brush - Baccharis pilularis

Coyote Brush
Baccharis pilularis
Native Perennial Asteraceae/Sunflower

Image of Cream Cups - Platystemon californicus

Cream Cups
Platystemon californicus
Native Annual Papaveraceae/Poppy

Image of Creek Monkey Flower - Erythranthe guttata

Creek Monkey Flower
Erythranthe guttata
Native Annual Phrymaceae/Lopseed

Image of Crimson Pitcher Sage - Salvia spathacea

Crimson Pitcher Sage
Salvia spathacea
Native Perennial Lamiaceae/Mint

Datura
Datura species
Native Annual Solanaceae/Nightshade

Deerweed
Acmispon glaber
Native Perennial Fabaceae/Legume

Image of Douglas Nightshade - Solanum douglasii

Douglas Nightshade
Solanum douglasii
Native Perennial Solanaceae/Nightshade

Image of Downy Monkey Flower - Erythranthe pilosus

Downy Monkey Flower
Erythranthe pilosus
Native Annual Phrymaceae/Lopseed

Image of Eastwood Manzanita - Arctostaphylos glandulosa

Eastwood Manzanita
Arctostaphylos glandulosa
Native Shrub Ericaceae/Heath

Image of Elderberry - Sambucus nigra subsp. caerulea

Elderberry
Sambucus nigra subsp. caerulea
Native Tree Adoxaceae/Muskroot

Image of Elegant Clarkia - Clarkia unguiculata

Elegant Clarkia
Clarkia unguiculata
Native Annual Onagraceae/Evening Primrose

Image of Eucrypta - Eucrypta chrysanthemifolia

Eucrypta
Eucrypta chrysanthemifolia
Native Annual Boraginaceae/Waterleaf

Image of Farewell-to-Spring - Clarkia bottae

Farewell-to-Spring
Clarkia bottae
Native Annual Onagraceae/Evening Primrose

Image of Fern-Leaf Phacelia - Phacelia distans

Fern-Leaf Phacelia
Phacelia distans
Native Annual Boraginaceae/Borage

Image of Fiesta Flower - Pholistoma auritum

Fiesta Flower
Pholistoma auritum
Native Annual Boraginaceae/Waterleaf

Image of Fire Heart, Bleeding Heart - Ehrendorferia ochroleuca

Fire Heart, Bleeding Heart
Ehrendorferia ochroleuca
Native Perennial Papaveraceae/Poppy

Image of Fire Poppy - Papaver californicum

Fire Poppy
Papaver californicum
Endemic Annual Papaveraceae/Poppy

Image of Foothill Penstemon - Penstemon heterophyllus

Foothill Penstemon
Penstemon heterophyllus
Endemic Perennial Plantaginaceae/Plantain

Image of Fringed Indian Pink - Silene laciniata

Fringed Indian Pink
Silene laciniata
Native Perennial Caryophyllaceae/Pink

Image of Fringed Linanthus - Linanthus dianthiflorus

Fringed Linanthus
Linanthus dianthiflorus
Native Annual Polemoniaceae/Phlox

Image of Fuchsia-Flowered Gooseberry - Ribes speciosum

Fuchsia-Flowered Gooseberry
Ribes speciosum
Native Shrub Grossulariaceae/Gooseberry

Image of Giant Coreopsis - Coreopsis gigantea

Giant Coreopsis
Coreopsis gigantea
Endemic Perennial Asteraceae/Sunflower

Globe Gilia
Gilia capitata
Native Annual Polemoniaceae/Phlox

Globe Lily
Calochortus albus
Native Perennial Liliaceae/Lily

Golden Currant
Ribes aureum
Native Shrub Grossulariaceae/Gooseberry

Golden Star
Bloomeria crocea
Native Perennial Themidaceae/Brodiaea

Image of Golden Yarrow - Eriophyllum confertiflorum

Golden Yarrow
Eriophyllum confertiflorum
Native Shrub Asteraceae/Sunflower

Image of Greenbark Ceanothus - Ceanothus spinosus

Greenbark Ceanothus
Ceanothus spinosus
Native Shrub or Tree Rhamnaceae/Buckthorn

Gum Plant
Grindelia camporum
Native Perennial Asteraceae/Sunflower

Image of Hairy Leaved Ceanothus - Ceanothus oliganthus

Hairy Leaved Ceanothus
Ceanothus oliganthus
Endemic Shrub or Tree Rhamnaceae/Buckthorn

Image of Heart Leaved Penstemon - Keckiella cordifolia

Heart Leaved Penstemon
Keckiella cordifolia
Native Perennial Plantaginaceae/Plantain

Hedge Nettle
Stachys bullata
Native Perennial Lamiaceae/Mint

Image of Hillside Gooseberry - Ribes californicum

Hillside Gooseberry
Ribes californicum
Endemic Shrub Grossulariaceae/Gooseberry

Image of Hoary Leaved Ceanothus - Ceanothus crassifolius

Hoary Leaved Ceanothus
Ceanothus crassifolius
Native Shrub or Tree Rhamnaceae/Buckthorn

Image of Holly Leaf Red Berry - Rhamnus ilicifolia

Holly Leaf Red Berry
Rhamnus ilicifolia
Native Shrub Rhamnaceae/Buckthorn

Image of Holly-Leaved Cherry - Prunus ilicifolia

Holly-Leaved Cherry
Prunus ilicifolia
Native Perennial Shrub Rosaceae/Rose

Image of Humboldt Lily - Lilium humboldtii

Humboldt Lily
Lilium humboldtii
Native Perennial Liliaceae/Lily

Image of Indian Paintbrush - Castilleja affinis

Indian Paintbrush
Castilleja affinis
Native Perennial Orobanchaceae/Broomrape

Image of Indian Warrior - Pedicularis densiflora

Indian Warrior
Pedicularis densiflora
Native Perennial Orobanchaceae/Broomrape

Image of Johnny-jump-up - Viola pedunculata

Johnny-jump-up
Viola pedunculata
Native Perennial Violaceae/Violet

Image of Large-Flowered Phacelia - Phacelia grandiflora

Large-Flowered Phacelia
Phacelia grandiflora
Native Annual Boraginaceae/Borage

Image of Leather Root - Hoita macrostachya

Leather Root
Hoita macrostachya
Native Perennial Fabaceae/Legume

Image of Lemonade Berry - Rhus integrifolia

Lemonade Berry
Rhus integrifolia
Native Shrub Tree Anacardiaceae/Sumac

Lupine
Lupinus Species
Native Annual Perennial Fabaceae/Legume

Image of Lyons Pentachaeta - Pentachaeta lyonii

Lyons Pentachaeta
Pentachaeta lyonii
Endemic Annual Asteraceae/Sunflower

Image of Mariposa Lily - Calochortus species

Mariposa Lily
Calochortus species
Endemic Perennial Liliaceae/Lily

Image of Matilija Poppy - Romneya coulteri

Matilija Poppy
Romneya coulteri
Endemic Perennial Papaveraceae/Poppy

Image of Milkmaids - Cardamine californica

Milkmaids
Cardamine californica
Native Perennial Brassicaceae/Mustard

Milkwort
Polygala cornuta
Native Shrub Polygalacea/Milkwort

Image of Miners Lettuce - Claytonia perfoliata

Miners Lettuce
Claytonia perfoliata
Native Annual Portulacaceae/Purslane

Image of Morning Glory - Calystegia macrostegia

Morning Glory
Calystegia macrostegia
Native Perennial or Vine Convolvulaceae/Morning Glory

Image of Mountain Mahogany - Cercocarpus betuloides

Mountain Mahogany
Cercocarpus betuloides
Native Shrub Rosaceae/Rose

Image of Mugwort - Artemisia douglasiana

Mugwort
Artemisia douglasiana
Native Perennial Asteraceae/Sunflower

Image of Mule Fat - Baccharis salicifolia

Mule Fat
Baccharis salicifolia
Native Shrub Asteraceae/Sunflower

Image of Mustard Evening Primrose - Eulobus californicus

Mustard Evening Primrose
Eulobus californicus
Native Annual Onagraceae/Evening Primrose

Image of Narrow Leaved Milkweed - Asclepias fascicularis

Narrow Leaved Milkweed
Asclepias fascicularis
Endemic Perennial Apocynaceae/Dogbane

Image of Notable Penstemon - Penstemon spectabilis

Notable Penstemon
Penstemon spectabilis
Native Perennial Plantaginaceae/Plantain

Image of Owl’s Clover - Castilleja exserta

Owl’s Clover
Castilleja exserta
Native Annual Orobanchaceae/Broomrape

Image of Parry’s Phacelia - Phacelia parryi

Parry’s Phacelia
Phacelia parryi
Native Annual Boraginaceae/Borage

Image of Peak Rush Rose - Crocanthemum scoparium

Peak Rush Rose
Crocanthemum scoparium
Native Shrub Cistaceae/Rock Rose

Image of Peninsular Onion - Allium peninsulare

Peninsular Onion
Allium peninsulare
Native Perennial Alliaceae/Onion

Image of Perezia, Sacapellote - Acourtia microcephala

Perezia, Sacapellote
Acourtia microcephala
Native Perennial Asteraceae/Sunflower

Image of Pin Cushion - Chaenactis artemisiifolia

Pin Cushion
Chaenactis artemisiifolia
Native Annual Asteraceae/Sunflower

Image of Pitcher Sage - Lepechinia fragrans

Pitcher Sage
Lepechinia fragrans
Native Shrub Lamiaceae/Mint

Image of Poison Oak - Toxicodendron diversilobum

Poison Oak
Toxicodendron diversilobum
Native Perennial Vine Anacardiaceae/Sumac

Prickly Pear
Opuntia oricola
Native Perennial Cactaceae/Cactus

Image of Prickly Phlox - Linanthus californicus

Prickly Phlox
Linanthus californicus
Native Perennial Polemoniaceae/Phlox

Image of Prickly Popcorn Flower - Cryptantha muricata

Prickly Popcorn Flower
Cryptantha muricata
Native Annual Boraginaceae/Borage

Image of Prickly Poppy - Argemone munita

Prickly Poppy
Argemone munita
Native Perennial Annual Papaveraceae/Poppy

Image of Purple Nightshade - Solanum xanti

Purple Nightshade
Solanum xanti
Native Shrub Solanaceae/Nightshade

Image of Purple Sage - Salvia leucophylla

Purple Sage
Salvia leucophylla
Native Shrub Lamiaceae/Mint

Image of Rattlesnake Weed - Euphorbia albomarginata

Rattlesnake Weed
Euphorbia albomarginata
Native Perennial Euphorbiaceae/Spurge

Image of Red Maids - Calandrinia menziesii

Red Maids
Calandrinia menziesii
Native Annual Portulacaceae/Purslane

Image of Red Shank - Adenostoma sparsifolium

Red Shank
Adenostoma sparsifolium
Native Shrub or Tree Rosaceae/Rose

Image of Red Skinned Onion - Allium haematochiton

Red Skinned Onion
Allium haematochiton
Native Perennial Alliaceae/Onion

Image of Red-Stem Filaree - Erodium cicutarium

Red-Stem Filaree
Erodium cicutarium
Invasive Annual Geraniaceae/Geranium

Rock Daisy
Perityle emoryi
Native Annual Asteraceae/Sunflower

Image of Rose Snapdragon - Antirrhinum multiflorum

Rose Snapdragon
Antirrhinum multiflorum
Endemic Annual Plantaginaceae/Plantain

Image of Royal Goldfields - Lasthenia coronaria

Royal Goldfields
Lasthenia coronaria
Native Annual Asteraceae/Sunflower

Image of Sagebrush - Artemisia californica

Sagebrush
Artemisia californica
Native Perennial Asteraceae/Sunflower

Image of San Diego Milk-aster - Stephanomeria diegensis

San Diego Milk-aster
Stephanomeria diegensis
Native Annual Asteraceae/Sunflower

Image of Sand Verbena - Abronia maritima

Sand Verbena
Abronia maritima
Native Perennial Nyctaginaceae/Four O'Clock

Image of Sawtooth Goldenbush - Hazardia squarrosa

Sawtooth Goldenbush
Hazardia squarrosa
Native Perennial Asteraceae/Sunflower

Image of Scale Broom - Lepidospartum squamatum

Scale Broom
Lepidospartum squamatum
Native Perennial Asteraceae/Sunflower

Image of Scarlet Bugler - Penstemon centranthifolius

Scarlet Bugler
Penstemon centranthifolius
Native Perennial Plantaginaceae/Plantain

Image of Scarlet Larkspur - Delphinium cardinale

Scarlet Larkspur
Delphinium cardinale
Native Perennial Ranunculaceae/Buttercup

Image of Scarlet Monkey Flower - Erythranthe cardinalis

Scarlet Monkey Flower
Erythranthe cardinalis
Native Perennial Phrymaceae/Lopseed

Image of Scrub Oak - Quercus berberidifolia

Scrub Oak
Quercus berberidifolia
Native Shrub or Tree Fagaceae/Beech

Image of Shooting Star - Primula clevelandii

Shooting Star
Primula clevelandii
Native Perennial Primulaceae/Primrose

Image of Skull Caps - Scutellaria tuberosa

Skull Caps
Scutellaria tuberosa
Native Perennial Lamiaceae/Mint

Image of Slender Sunflower - Helianthus gracilentus

Slender Sunflower
Helianthus gracilentus
Native Perennial Asteraceae/Sunflower

Image of Slender Tarweed - Deinandra fasciculata

Slender Tarweed
Deinandra fasciculata
Native Annual Asteraceae/Sunflower

Image of Slimy Monkey Flower - Erythranthe floribunda

Slimy Monkey Flower
Erythranthe floribunda
Native Annual Phrymaceae/Lopseed

Image of Snowberry - Symphoricarpos mollis

Snowberry
Symphoricarpos mollis
Native Perennial Caprifoliaceae/Honeysuckle

Image of Soap Plant - Chlorogalum pomeridianum

Soap Plant
Chlorogalum pomeridianum
Native Perennial Agavaceae/Agave

Image of Southern Tauschia - Tauschia arguta

Southern Tauschia
Tauschia arguta
Native Perennial Apiaceae/Carrot

Image of Speckled Clarkia - Clarkia cylindrica

Speckled Clarkia
Clarkia cylindrica
Native Annual Onagraceae/Evening Primrose

Image of Star Lily - Toxicoscordion fremontii

Star Lily
Toxicoscordion fremontii
Native Perennial Melanthiaceae/Deathcamasus

Image of Stick Leaf, San Luis Blazingstar - Mentzelia micrantha

Stick Leaf, San Luis Blazingstar
Mentzelia micrantha
Native Annual Loasaceae/Loasaceae

Image of Sticky Cinquefoil - Drymocallis glandulosa

Sticky Cinquefoil
Drymocallis glandulosa
Native Perennial Rosaceae/Rose

Image of Sticky Gilia, Stinky Gilia - Allophylum glutinosum

Sticky Gilia, Stinky Gilia
Allophylum glutinosum
Native Annual Polemoniaceae/Phlox

Image of Sticky Monkey Flower - Diplacus longiflorus

Sticky Monkey Flower
Diplacus longiflorus
Native Perennial Phrymaceae/Lopseed

Image of Sticky Phacelia - Phacelia viscida

Sticky Phacelia
Phacelia viscida
Native Annual Boraginaceae/Borage

Image of Stream Orchid - Epipactis gigantea

Stream Orchid
Epipactis gigantea
Native Perennial Orchidaceae/Orchid

Sugar Bush
Rhus ovata
Native Shrub Anacardiaceae/Sumac

Sumac
Malosma laurina
Native Perennial Anacardiaceae/Sumac

Sycamore
Platanus racemosa
Native Tree Platanaceae/Sycamore

Image of Tejon Milk-Aster - Stephanomeria cichoriacea

Tejon Milk-Aster
Stephanomeria cichoriacea
Native Perennial Asteraceae/Sunflower

Image of Telegraph Weed - Heterotheca grandiflora

Telegraph Weed
Heterotheca grandiflora
Native Annual Asteraceae/Sunflower

Tidy Tips
Layia platyglossa
Native Annual Asteraceae/Sunflower

Image of Toyon - Heteromeles arbutifolia

Toyon
Heteromeles arbutifolia
Native Shrub Tree Rosaceae/Rose

Image of Tree Tobacco - Nicotiana glauca

Tree Tobacco
Nicotiana glauca
Invasive Shrub Tree Solanaceae/Nightshade

Image of Turkey Mullein - Croton setiger

Turkey Mullein
Croton setiger
Native Annual Euphorbiaceae/Spurge

Image of Turkish Rugging - Chorizanthe staticoides

Turkish Rugging
Chorizanthe staticoides
Native Annual Polygonaceae/Buckwheat

Image of Twining Snapdragon - Antirrhinum kelloggii

Twining Snapdragon
Antirrhinum kelloggii
Native Annual or Vine Plantaginaceae/Plantain

Image of Two Tone Everlasting - Pseudognaphalium biolettii

Two Tone Everlasting
Pseudognaphalium biolettii
Native Perennial Asteraceae/Sunflower

Valley Oak
Quercus lobata
Native Tree Fagaceae/Beech

Image of Variable Linanthus - Leptosiphon parviflorus

Variable Linanthus
Leptosiphon parviflorus
Native Annual Polemoniaceae/Phlox

Image of Vinegar Weed - Trichostema lanceolatum

Vinegar Weed
Trichostema lanceolatum
Native Annual Lamiaceae/Mint

Image of Violet Snapdragon - Antirrhinum nuttallianum

Violet Snapdragon
Antirrhinum nuttallianum
Native Annual Plantaginaceae/Plantain

Image of Virgin's Bower - Clematis lasiantha

Virgin's Bower
Clematis lasiantha
Endemic Perennial Vine Ranunculaceae/Buttercup

Image of Wand Buckwheat - Eriogonum elongatum

Wand Buckwheat
Eriogonum elongatum
Native Perennial Polygonaceae/Buckwheat

Image of Western Virgins Bower - Clematis ligusticifolia

Western Virgins Bower
Clematis ligusticifolia
Native Perennial Vine Ranunculaceae/Buttercup

Image of Western Wallflower - Erysimum capitatum

Western Wallflower
Erysimum capitatum
Native Perennial Brassicaceae/Mustard

Image of Whispering Bells - Emmenanthe penduliflora

Whispering Bells
Emmenanthe penduliflora
Native Annual Boraginaceae/Borage

Image of White Chaparral Currant - Ribes indecorum

White Chaparral Currant
Ribes indecorum
Native Perennial Grossulariaceae/Gooseberry

Image of White Hedge Nettle - Stachys albens

White Hedge Nettle
Stachys albens
Endemic Perennial Lamiaceae/Mint

White Sage
Salvia apiana
Native Shrub Lamiaceae/Mint

Image of White Snapdragon - Antirrhinum coulterianum

White Snapdragon
Antirrhinum coulterianum
Native Annual Plantaginaceae/Plantain

Image of Wild Cucumber - Marah macrocarpus

Wild Cucumber
Marah macrocarpus
Native Perennial Vine Cucurbitaceae/Gourd

Image of Wild Heliotrope - Heliotropium curassavicum

Wild Heliotrope
Heliotropium curassavicum
Native Perennial Boraginaceae/Borage

Image of Wild Peony - Paeonia californica

Wild Peony
Paeonia californica
Endemic Perennial Paeoniaceae/Peony

Wild Rose
Rosa californica
Native Shrub Rosaceae/Rose

Image of Wild Sweet Pea - Lathyrus vestitus

Wild Sweet Pea
Lathyrus vestitus
Native Perennial Vine Fabaceae/Legume

Wild radish
Raphanus sativus
Invasive Annual Brassicaceae/Mustard

Image of Willow Herb Clarkia - Clarkia epilobioides

Willow Herb Clarkia
Clarkia epilobioides
Native Annual Onagraceae/Evening Primrose

Image of Wind Poppy - Papaver heterophyllum

Wind Poppy
Papaver heterophyllum
Native Annual Papaveraceae/Poppy

Image of Wine Cup Clarkia - Clarkia purpurea

Wine Cup Clarkia
Clarkia purpurea
Native Annual Onagraceae/Evening Primrose

Image of Wishbone Bush - Mirabilis laevis

Wishbone Bush
Mirabilis laevis
Native Perennial Nyctaginaceae/Four O'Clock

Image of Woodland Star - Lithopragma affine

Woodland Star
Lithopragma affine
Native Perennial Saxifragaceae/Saxifrage

Image of Woolly Blue Curls - Trichostema lanatum

Woolly Blue Curls
Trichostema lanatum
Native Perennial Lamiaceae/Mint

Image of Wooly Sapphire - Eriastrum sapphirinum

Wooly Sapphire
Eriastrum sapphirinum
Native Annual Polemoniaceae/Phlox

Image of Yellow Monkey Flower - Diplacus brevipes

Yellow Monkey Flower
Diplacus brevipes
Native Annual Phrymaceae/Lopseed

Image of Yellow_Throated_Phacelia - Phacelia brachyloba

Yellow_Throated_Phacelia
Phacelia brachyloba
Native Annual Boraginaceae/Borage

Image of Yerba Mansa - Anemopsis californica

Yerba Mansa
Anemopsis californica
Native Perennial Saururaceae/Lizard Tail

Image of Yerba Santa - Eriodichtyon crassifolium

Yerba Santa
Eriodichtyon crassifolium
Native Shrub Boraginaceae/Waterleaf

Yucca
Hesperoyucca whipplei
Native Perennial Agavaceae/Agave

Common Name	Botanical Name	Family Name	Common Family Name	Details
Angels Gilia	Gilia angelensis	Polemoniaceae	Phlox	Native, Common, Annual herb, typically blooms from February to April, Oak Woodland FebruaryMarchApril
Annual Coreopsis	Leptosyne bigelovii	Asteraceae	Sunflower	Endemic, Common, Annual herb, typically blooms from February to June, Oak Woodland FebruaryMarchAprilMayJune
Ashy Leaved Buckwheat	Eriogonum cinereum	Polygonaceae	Buckwheat	Native, Common, Shrub woody, typically blooms from June to October, coastal scrub and chaparral JuneJulyAugustSeptemberOctober
Baby Blue Eyes	Nemophila menziesii	Boraginaceae	Borage	Native, Uncommon, Annual herb, typically blooms from February to June, shady canyon slopes, meadows FebruaryMarchAprilMayJune
Beach Evening Primrose	Camissoniopsis cheiranthifolia	Onagraceae	Evening Primrose	Native, Common, Perennial , typically blooms from March to July, Coastal Strand MarchAprilMayJuneJuly
Bee Plant	Scrophularia californica	Scrophulariaceae	Figwort	Native, Uncommon, Perennial , typically blooms from April to July, sage, chaparral AprilMayJuneJuly
Big Pod Ceanothus	Ceanothus megacarpus	Rhamnaceae	Buckthorn	Endemic, Common, Shrub or Tree , typically blooms from January to March, Chaparral JanuaryFebruaryMarch
Bigberry Manzanita	Arctostaphylos glauca	Ericaceae	Heath	Native, Common, Shrub , typically blooms from December to March, woodland chapparal - northern slopes DecemberJanuaryFebruaryMarch
Birds Beak	Cordylanthus rigidus	Orobanchaceae	Broomrape	Native, Common, Annual herb, typically blooms from May to August, open chaparral, coastal sage MayJuneJulyAugust
Black Sage	Salvia mellifera	Lamiaceae	Mint	Native, Common, Shrub , typically blooms from April to July, Coastal Sage AprilMayJuneJuly
Bladderpod	Peritome arborea	Cleomaceae	Spider Flower	Native, Common, Shrub , typically blooms from January to December, Coastal Bluffs, hillsides, oak woodlands JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways
Blue Dicks	Dipterostemon capitatus	Themidaceae	Brodiaea	Native, Common, Perennial , typically blooms from December to May, Grasslands, Sage Scrub, open places in Chaparral DecemberJanuaryFebruaryMarch
Blue Larkspur	Delphinium parryi	Ranunculaceae	Buttercup	Native, Common, Perennial , typically blooms from March to May, Grasslands, edges or open spaces of Chaparral and Oak Woodland MarchAprilMay
Blue-Eyed Grass	Sisyrinchium bellum	Iridaceae	Iris	Native, Common, Perennial , typically blooms from March to June, Grasslands, Coastal Scrub or Woodlands MarchAprilMayJune
Brodiaea	Brodiaea terrestris	Themidaceae	Brodiaea	Native, Uncommon, Perennial , typically blooms from May to June, clay soils, grassy meadows MayJune
Bush Mallow	Malacothamnus fasciculatus	Malvaceae	Mallow	Native, Common, Shrub , typically blooms from January to December, Chaparral, Coastal Sage Scrub, disturbed soil JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways
Bush Poppy, Tree Poppy	Dendromecon rigida	Papaveraceae	Poppy	Native, Uncommon, Perennial , typically blooms from February to June, Chaparral FebruaryMarchAprilMayJune
Bush Sunflower	Encelia californica	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from December to August, Chaparral and Coastal Sage Scrub DecemberJanuaryFebruaryMarch
Calabazilla	Cucurbita foetidissima	Cucurbitaceae	Gourd	Native, Common, Perennial Vine , typically blooms from June to August, Sandy soil JuneJulyAugust
California Aster	Corethrogyne filaginifolia	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from May to November, chaparral, sage scrub, grasslands, oak woodlands MayJuneJulyAugustSeptemberOctoberNovember
California Brickellbush	Brickellia californica	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from July to November, open chaparral, coastal sage JulyAugustSeptemberOctoberNovember
California Buckwheat	Eriogonum fasciculatum	Polygonaceae	Buckwheat	Native, Common, Perennial , typically blooms from January to December, Chaparral, Coastal Sage Scrub, Desert Scrub JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways
California Buttercup	Ranunculus californicus	Ranunculaceae	Buttercup	Endemic, Uncommon, Perennial , typically blooms from February to May, Chaparral, Oak Woodland FebruaryMarchAprilMay
California Coffeeberry	Frangula californica	Rhamnaceae	Buckthorn	Native, Common, Shrub , typically blooms from May to July, Chaparral and coastal sage scrub MayJuneJuly
California Dodder	Cuscuta californica	Convolvulaceae	Morning Glory	Native, Common, Annual Vine herb, typically blooms from April to October, Chaparral AprilMayJuneJulyAugustSeptemberOctober
California Everlasting	Pseudognaphalium californicum	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from January to July, sage scrub JanuaryFebruaryMarchAprilMayJuneJuly
California Fuchsia	Epilobium canum	Onagraceae	Evening Primrose	Native, Common, Perennial , typically blooms from June to December, dry and/or rocky areas on slopes and in sage scrub JuneJulyAugustSeptemberOctoberNovemberDecember
California Goldenrod	Solidago velutina	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from July to November, coastal sage scrub, chaparral, oak woodlands JulyAugustSeptemberOctoberNovember
California Goldfields	Lasthenia californica	Asteraceae	Sunflower	Endemic, Common, Annual herb, typically blooms from March to May, meadows, hillsides MarchAprilMay
California Laurel	Umbellularia californica	Lauraceae	Laurel	Native, Common, Shrub or Tree , typically blooms from November to March, riparian NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJulyAugust
California Milkweed	Asclepias californica	Apocynaceae	Dogbane	Native, Common, Perennial , typically blooms from April to June, chaparral, open slopes AprilMayJune
California Plantain	Plantago erecta	Plantaginaceae	Plantain	Native, Common , Annual herb, typically blooms from March to April, Coastal Scrub, Open Areas MarchApril
California Poppy	Eschscholzia californica	Papaveraceae	Poppy	Endemic, Common, Annual herb, typically blooms from February to September, meadows, Coastal Sage Scrub, sandy Riparian areas FebruaryMarchAprilMayJuneJulyAugustSeptember
California Saxifrage	Micranthes californica	Saxifragaceae	Saxifrage	Endemic, Uncommon, Perennial , typically blooms from February to April, Coastal Sage FebruaryMarchApril
California Thistle	Cirsium occidentale var. californ	Asteraceae	Sunflower	Endemic, Common, Perennial , typically blooms from April to August, Chaparral, Woodlands, Coastal Sage Scrub AprilMayJuneJulyAugust
California Walnut	Juglans californica	Juglandaceae	Walnut	Endemic, Common, Shrub or Tree , typically blooms from February to April, Oak Woodland FebruaryMarchApril
Canchalagua	Zeltnera venusta	Gentianaceae	Gentian	Native, Uncommon, Annual herb, typically blooms from May to August, open chaparral, coastal sage MayJuneJulyAugust
Canyon Dodder	Cuscuta subinclusa	Convolvulaceae	Morning Glory	Native, Common, Perennial Vine , typically blooms from March to October, Chaparral MarchAprilMayJuneJulyAugustSeptemberOctober
Canyon Sunflower	Venegasia carpesioides	Asteraceae	Sunflower	Native, Common, Shrub , typically blooms from December to July, shady places in Oak Woodland, Sage Scrub and Chaparral DecemberJanuaryFebruaryMarch
Castor Bean	Ricinis communis	Euphorbiaceae	Spurge	Invasive, Common, Shrub , typically blooms from January to December, Streambeds, roadsides, disturbed soil; JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways
Ceanothus	Ceanothus Species	Rhamnaceae	Buckthorn	Native, Common, Shrub , typically blooms from November to March, Chaparral, ridges, slopes, woodland, coastal scrub NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJulyAugust
Chalk Live-Forever	Dudleya pulverulenta	Crassulaceae	Stonecrop	Native, Common, Perennial , typically blooms from June to August, Rocky cliffsides in chaparral and coastal sage scrub JuneJulyAugust
Chamise	Adenostoma fasciculatum	Rosaceae	Rose	Native, Common, Shrub , typically blooms from February to September, dry slopes in Chaparral and Sage Scrub FebruaryMarchAprilMayJuneJulyAugustSeptember
Chaparral Currant	Ribes malvaceum	Grossulariaceae	Gooseberry	Native, Common, Perennial , typically blooms from December to April, Oak Woodland DecemberJanuaryFebruaryMarch
Chaparral Honeysuckle	Lonicera subspicata	Caprifoliaceae	Honeysuckle	Endemic, Common, Shrub , typically blooms from April to August, Chaparral AprilMayJuneJulyAugust
Checker Bloom	Sidalcea sparsifolia	Malvaceae	Mallow	Native, Uncommon, Perennial , typically blooms from March to July, Coastal Sage MarchAprilMayJuneJuly
Chia, Golden Chia	Salvia columbariae	Lamiaceae	Mint	Native, Common, Annual herb, typically blooms from March to June, Coastal Sage, Chaparral MarchAprilMayJune
Chinese Houses	Colinsia heterophylla	Plantaginaceae	Plantain	Native, Uncommon, Annual herb, typically blooms from February to May, Oak Woodland FebruaryMarchAprilMay
Chocolate Lily	Fritillaria biflora	Liliaceae	Lily	Endemic, Uncommon, Perennial , typically blooms from January to March, Heavy clay soil JanuaryFebruaryMarch
Cliff Aster	Malacothrix saxatilis	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from January to December, coastal sage/or chaparral JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways
Coast Cholla	Cylindropuntia prolifera	Cactaceae	Cactus	Native, Common, Shrub , typically blooms from April to June, dry slopes and grasslands at low elevations near the coast or in Sage Scrub AprilMayJune
Coastal Live Oak	Quercus agrifolia	Fagaceae	Beech	Native, Common, Tree , typically blooms from February to May, open woodlands FebruaryMarchAprilMay
Cobweb Thistle	Cirsium occidentale	Asteraceae	Sunflower	Native, Uncommon, Perennial , typically blooms from March to July, Coastal sage MarchAprilMayJuneJuly
Coffee Fern	Pellaea andromedifolia	Pteridaceae	Brake	Native, Common, Perennial , typically blooms from January to April, Chaparral and coastal sage scrub JanuaryFebruaryMarchApril
Collarless Poppy	Eschscholzia caespitosa	Papaveraceae	Poppy	Native, Common, Annual herb, typically blooms from March to July, Coastal Sage MarchAprilMayJuneJuly
Common Fiddleneck	Amsinckia intermedia	Boraginaceae	Borage	Native, Common, Annual herb, typically blooms from February to May, grassy hillsides, burned areas FebruaryMarchAprilMay
Common Sunflower	Helianthus annus	Asteraceae	Sunflower	Native, Common, Annual herb, typically blooms from January to December, fields, roadsides and trailsides JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways
Common Vervain	Verbena lasiostachys	Verbenaceae	Vervain	Native, Common, Perennial , typically blooms from December to August, open areas, dry or moist DecemberJanuaryFebruaryMarch
Common Yarrow	Achillea millefolium	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from March to June, Chaparral MarchAprilMayJune
Cottonwood	Populus fremontii	Salicaceae	Willow	Native, Common, Tree , typically blooms from January to March, lower streambeds in riparian woodlands JanuaryFebruaryMarch
Coyote Brush	Baccharis pilularis	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from May to December, Sage Scrub, Oak Woodland, Chaparral and Grassland MayJuneJulyAugustSeptemberOctoberNovemberDecember
Cream Cups	Platystemon californicus	Papaveraceae	Poppy	Native, Uncommon, Annual herb, typically blooms from March to May, Open areas MarchAprilMay
Creek Monkey Flower	Erythranthe guttata	Phrymaceae	Lopseed	Native, Common, Annual herb, typically blooms from March to July, creeks, damp areas MarchAprilMayJuneJuly
Crimson Pitcher Sage	Salvia spathacea	Lamiaceae	Mint	Native, Common, Perennial , typically blooms from February to June, Lightly-shaded areas - Chaparral, Coastal Scrub FebruaryMarchAprilMayJune
Datura	Datura species	Solanaceae	Nightshade	Native, Common, Annual herb, typically blooms from March to November, full sun by roadsides, sandy or gravelly places MarchAprilMayJuneJulyAugustSeptemberOctoberNovember
Deerweed	Acmispon glaber	Fabaceae	Legume	Native, Common, Perennial , typically blooms from January to August, Chaparral JanuaryFebruaryMarchAprilMayJuneJulyAugust
Douglas Nightshade	Solanum douglasii	Solanaceae	Nightshade	Native, Common, Perennial , typically blooms from February to October, Shady hillsides, canyons, coastal scrubland FebruaryMarchAprilMayJuneJulyAugustSeptemberOctober
Downy Monkey Flower	Erythranthe pilosus	Phrymaceae	Lopseed	Native, Common, Annual herb, typically blooms from April to August, riparian AprilMayJuneJulyAugust
Eastwood Manzanita	Arctostaphylos glandulosa	Ericaceae	Heath	Native, Common, Shrub , typically blooms from November to February, Chaparral, rocky slopes and ridges NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptember
Elderberry	Sambucus nigra subsp. caerulea	Adoxaceae	Muskroot	Native, Common, Tree , typically blooms from April to August, woodlands, open areas and chaparral AprilMayJuneJulyAugust
Elegant Clarkia	Clarkia unguiculata	Onagraceae	Evening Primrose	Native, Common, Annual herb, typically blooms from April to July, Sun or shade in grasslands, woodlands, and chaparral AprilMayJuneJuly
Eucrypta	Eucrypta chrysanthemifolia	Boraginaceae	Waterleaf	Native, Common, Annual herb, typically blooms from January to June, woodland, sage scrub, chaparral JanuaryFebruaryMarchAprilMayJune
Farewell-to-Spring	Clarkia bottae	Onagraceae	Evening Primrose	Native, Common, Annual herb, typically blooms from April to July, Coastal Sage, open slopes AprilMayJuneJuly
Fern-Leaf Phacelia	Phacelia distans	Boraginaceae	Borage	Native, Common, Annual herb, typically blooms from March to June, dry slopes in Oak Woodland and Coastal Sage MarchAprilMayJune
Fiesta Flower	Pholistoma auritum	Boraginaceae	Waterleaf	Native, Common, Annual herb, typically blooms from March to May, shady areas, common throughout most plant communities MarchAprilMay
Fire Heart, Bleeding Heart	Ehrendorferia ochroleuca	Papaveraceae	Poppy	Native, Uncommon, Perennial , typically blooms from April to December, Chaparral, Oak Woodland AprilMayJuneJulyAugustSeptemberOctoberNovemberDecember
Fire Poppy	Papaver californicum	Papaveraceae	Poppy	Endemic, Uncommon, Annual herb, typically blooms from April to July, Chaparral AprilMayJuneJuly
Foothill Penstemon	Penstemon heterophyllus	Plantaginaceae	Plantain	Endemic, Uncommon, Perennial , typically blooms from April to July, dry hillsides in Oak Woodland and Chaparral AprilMayJuneJuly
Fringed Indian Pink	Silene laciniata	Caryophyllaceae	Pink	Native, Common, Perennial , typically blooms from April to July, shaded woodlands, sage scrub, chaparral AprilMayJuneJuly
Fringed Linanthus	Linanthus dianthiflorus	Polemoniaceae	Phlox	Native, Uncommon, Annual herb, typically blooms from January to March, Coastal Sage, Chaparral JanuaryFebruaryMarch
Fuchsia-Flowered Gooseberry	Ribes speciosum	Grossulariaceae	Gooseberry	Native, Common, Shrub , typically blooms from January to May, shaded canyons in Sage Scrub and Chaparral JanuaryFebruaryMarchAprilMay
Giant Coreopsis	Coreopsis gigantea	Asteraceae	Sunflower	Endemic, Common, Perennial , typically blooms from November to June, Coastal areas, especially where fog is common NovemberDecemberJanuaryFebruaryMarchAprilMay
Globe Gilia	Gilia capitata	Polemoniaceae	Phlox	Native, Uncommon, Annual herb, typically blooms from March to June, Chaparral MarchAprilMayJune
Globe Lily	Calochortus albus	Liliaceae	Lily	Native, Uncommon, Perennial , typically blooms from April to June, Oak Woodland AprilMayJune
Golden Currant	Ribes aureum	Grossulariaceae	Gooseberry	Native, Common, Shrub , typically blooms from January to March, stream beds, meadows JanuaryFebruaryMarch
Golden Star	Bloomeria crocea	Themidaceae	Brodiaea	Native, Common, Perennial , typically blooms from April to June, Coastal Sage, Chaparral AprilMayJune
Golden Yarrow	Eriophyllum confertiflorum	Asteraceae	Sunflower	Native, Common, Shrub , typically blooms from December to July, open places, dry slopes in Chaparral and Sage Scrub, rocky places at the base of cliffs DecemberJanuaryFebruaryMarch
Greenbark Ceanothus	Ceanothus spinosus	Rhamnaceae	Buckthorn	Native, Common, Shrub or Tree , typically blooms from February to April, Chaparral FebruaryMarchApril
Gum Plant	Grindelia camporum	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from May to September, open chaparral, coastal sage MayJuneJulyAugustSeptember
Hairy Leaved Ceanothus	Ceanothus oliganthus	Rhamnaceae	Buckthorn	Endemic, Common, Shrub or Tree , typically blooms from February to April, chaparral FebruaryMarchApril
Heart Leaved Penstemon	Keckiella cordifolia	Plantaginaceae	Plantain	Native, Common, Perennial , typically blooms from March to August, Coastal Sage, Oak Woodlands MarchAprilMayJuneJulyAugust
Hedge Nettle	Stachys bullata	Lamiaceae	Mint	Native, Common, Perennial , typically blooms from February to July, Chaparral, Woodlands, Sage Scrub FebruaryMarchAprilMayJuneJuly
Hillside Gooseberry	Ribes californicum	Grossulariaceae	Gooseberry	Endemic, Common, Shrub , typically blooms from January to March, woodland chapparal - northern slopes JanuaryFebruaryMarch
Hoary Leaved Ceanothus	Ceanothus crassifolius	Rhamnaceae	Buckthorn	Native, Common, Shrub or Tree , typically blooms from February to April, Chaparral FebruaryMarchApril
Holly Leaf Red Berry	Rhamnus ilicifolia	Rhamnaceae	Buckthorn	Native, Common, Shrub , typically blooms from February to April, coastal sage and chaparral FebruaryMarchApril
Holly-Leaved Cherry	Prunus ilicifolia	Rosaceae	Rose	Native, Common, Perennial Shrub , typically blooms from November to June, Chaparral, canyons, moist and/or north-facing NovemberDecemberJanuaryFebruaryMarchAprilMay
Humboldt Lily	Lilium humboldtii	Liliaceae	Lily	Native, Uncommon, Perennial , typically blooms from May to July, Chaparral and Oak Woodland, near streams MayJuneJuly
Indian Paintbrush	Castilleja affinis	Orobanchaceae	Broomrape	Native, Common, Perennial , typically blooms from February to May, Coastal Sage Scrub, Grassland, Chaparral FebruaryMarchAprilMay
Indian Warrior	Pedicularis densiflora	Orobanchaceae	Broomrape	Native, Uncommon, Perennial , typically blooms from February to April, Chaparral FebruaryMarchApril
Johnny-jump-up	Viola pedunculata	Violaceae	Violet	Native, Uncommon, Perennial , typically blooms from January to May, open grassy areas in woodlands, chaparral, sage scrub JanuaryFebruaryMarchAprilMay
Large-Flowered Phacelia	Phacelia grandiflora	Boraginaceae	Borage	Native, Common, Annual herb, typically blooms from January to June, woodlands, chaparral, coastal sage scrub JanuaryFebruaryMarchAprilMayJune
Leather Root	Hoita macrostachya	Fabaceae	Legume	Native, Uncommon, Perennial , typically blooms from June to September, Chaparral, wetland riparian JuneJulyAugustSeptember
Lemonade Berry	Rhus integrifolia	Anacardiaceae	Sumac	Native, Common, Shrub Tree , typically blooms from December to May, Chaparral, North Side DecemberJanuaryFebruaryMarch
Lupine	Lupinus Species	Fabaceae	Legume	Native, Common, Annual Perennial , typically blooms from February to June, Chaparral, ridges, slopes, canyons, coastal scrub FebruaryMarchAprilMayJune
Lyons Pentachaeta	Pentachaeta lyonii	Asteraceae	Sunflower	Endemic, Rare, Annual herb, typically blooms from May to August, Coastal Sage MayJuneJulyAugust
Mariposa Lily	Calochortus species	Liliaceae	Lily	Endemic, Common, Perennial , typically blooms from February to June, grasslands, slopes, chaparral FebruaryMarchAprilMayJune
Matilija Poppy	Romneya coulteri	Papaveraceae	Poppy	Endemic, Uncommon, Perennial , typically blooms from April to June, Coastal Sage Scrub AprilMayJune
Milkmaids	Cardamine californica	Brassicaceae	Mustard	Native, Uncommon, Perennial , typically blooms from January to March, Shady, moist hillsides or stream banks in riparian areas JanuaryFebruaryMarch
Milkwort	Polygala cornuta	Polygalacea	Milkwort	Native, Uncommon, Shrub , typically blooms from May to July, Riparian, Chaparral MayJuneJuly
Miners Lettuce	Claytonia perfoliata	Portulacaceae	Purslane	Native, Common, Annual herb, typically blooms from January to May, shady areas in chaparral, woodland, sage scrub JanuaryFebruaryMarchAprilMay
Morning Glory	Calystegia macrostegia	Convolvulaceae	Morning Glory	Native, Common, Perennial or Vine , typically blooms from March to August, Sage Scrub, Chaparral MarchAprilMayJuneJulyAugust
Mountain Mahogany	Cercocarpus betuloides	Rosaceae	Rose	Native, Common, Shrub , typically blooms from February to May, Chaparral FebruaryMarchAprilMay
Mugwort	Artemisia douglasiana	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from July to November, Riparian Woodlands JulyAugustSeptemberOctoberNovember
Mule Fat	Baccharis salicifolia	Asteraceae	Sunflower	Native, Common, Shrub , typically blooms from January to December, Riparian JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways
Mustard Evening Primrose	Eulobus californicus	Onagraceae	Evening Primrose	Native, Common, Annual herb, typically blooms from March to May, Grassland, Chaparral, Coastal Sage Scrub, often on dry slopes MarchAprilMay
Narrow Leaved Milkweed	Asclepias fascicularis	Apocynaceae	Dogbane	Endemic, Common, Perennial , typically blooms from May to September, Grasslands MayJuneJulyAugustSeptember
Notable Penstemon	Penstemon spectabilis	Plantaginaceae	Plantain	Native, Common, Perennial , typically blooms from April to June, Sage Chaparral AprilMayJune
Owl’s Clover	Castilleja exserta	Orobanchaceae	Broomrape	Native, Common, Annual herb, typically blooms from January to June, Grasslands and Coastal Sage Scrub JanuaryFebruaryMarchAprilMayJune
Parry’s Phacelia	Phacelia parryi	Boraginaceae	Borage	Native, Common, Annual herb, typically blooms from March to May, Chaparral, Coastal Sage Scrub MarchAprilMay
Peak Rush Rose	Crocanthemum scoparium	Cistaceae	Rock Rose	Native, Common, Shrub , typically blooms from March to July, Chaparral and coastal sage scrub MarchAprilMayJuneJuly
Peninsular Onion	Allium peninsulare	Alliaceae	Onion	Native, Uncommon, Perennial , typically blooms from April to May, Coastal Sage AprilMay
Perezia, Sacapellote	Acourtia microcephala	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from May to July, Woodland and or Chaparral MayJuneJuly
Pin Cushion	Chaenactis artemisiifolia	Asteraceae	Sunflower	Native, Common, Annual herb, typically blooms from March to June, coastal scrub and chaparral MarchAprilMayJune
Pitcher Sage	Lepechinia fragrans	Lamiaceae	Mint	Native, Common, Shrub , typically blooms from April to July, Chaparral AprilMayJuneJuly
Poison Oak	Toxicodendron diversilobum	Anacardiaceae	Sumac	Native, Common, Perennial Vine , typically blooms from February to June, oak woodland FebruaryMarchAprilMayJune
Prickly Pear	Opuntia oricola	Cactaceae	Cactus	Native, Common, Perennial , typically blooms from May to August, low elevation chaparral and coastal sage scrub MayJuneJulyAugust
Prickly Phlox	Linanthus californicus	Polemoniaceae	Phlox	Native, Common, Perennial , typically blooms from March to June, Chaparral MarchAprilMayJune
Prickly Popcorn Flower	Cryptantha muricata	Boraginaceae	Borage	Native, Common, Annual herb, typically blooms from January to June, open areas on rocky slopes JanuaryFebruaryMarchAprilMayJune
Prickly Poppy	Argemone munita	Papaveraceae	Poppy	Native, Uncommon, Perennial Annual , typically blooms from April to July, dry, sandy soil or gravel AprilMayJuneJuly
Purple Nightshade	Solanum xanti	Solanaceae	Nightshade	Native, Common, Shrub , typically blooms from December to June, Sage, chapparal DecemberJanuaryFebruaryMarch
Purple Sage	Salvia leucophylla	Lamiaceae	Mint	Native, Common, Shrub , typically blooms from February to August, Coastal Sage FebruaryMarchAprilMayJuneJulyAugust
Rattlesnake Weed	Euphorbia albomarginata	Euphorbiaceae	Spurge	Native, Common, Perennial , typically blooms from April to November, dry slopes and fields AprilMayJuneJulyAugustSeptemberOctoberNovember
Red Maids	Calandrinia menziesii	Portulacaceae	Purslane	Native, Uncommon, Annual herb, typically blooms from February to June, grassy areas and woodland edges FebruaryMarchAprilMayJune
Red Shank	Adenostoma sparsifolium	Rosaceae	Rose	Native, Uncommon, Shrub or Tree , typically blooms from June to September, dry slopes in rain shadow of coastal slopes JuneJulyAugustSeptember
Red Skinned Onion	Allium haematochiton	Alliaceae	Onion	Native, Common, Perennial , typically blooms from March to May, hillsides near water MarchAprilMay
Red-Stem Filaree	Erodium cicutarium	Geraniaceae	Geranium	Invasive, Common, Annual herb, typically blooms from November to June, open or grassy areas in dry, disturbed and/or sand NovemberDecemberJanuaryFebruaryMarchAprilMay
Rock Daisy	Perityle emoryi	Asteraceae	Sunflower	Native, Uncommon, Annual herb, typically blooms from March to October, Coastal Sage MarchAprilMayJuneJulyAugustSeptemberOctober
Rose Snapdragon	Antirrhinum multiflorum	Plantaginaceae	Plantain	Endemic, Uncommon, Annual herb, typically blooms from May to July, Chaparal MayJuneJuly
Royal Goldfields	Lasthenia coronaria	Asteraceae	Sunflower	Native, Uncommon, Annual herb, typically blooms from March to May, open areas, hillsides MarchAprilMay
Sagebrush	Artemisia californica	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from September to December, Coastal Sage SeptemberOctoberNovemberDecember
San Diego Milk-aster	Stephanomeria diegensis	Asteraceae	Sunflower	Native, Common, Annual herb, typically blooms from July to December, Chaparral, Coastal Scrub JulyAugustSeptemberOctoberNovemberDecember
Sand Verbena	Abronia maritima	Nyctaginaceae	Four O'Clock	Native, Common, Perennial , typically blooms from February to October, coastal dunes FebruaryMarchAprilMayJuneJulyAugustSeptemberOctober
Sawtooth Goldenbush	Hazardia squarrosa	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from June to October, Chaparral, Coastal Sage Scrub JuneJulyAugustSeptemberOctober
Scale Broom	Lepidospartum squamatum	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from August to November, Chaparral, Coastal Sage Scrub AugustSeptemberOctoberNovember
Scarlet Bugler	Penstemon centranthifolius	Plantaginaceae	Plantain	Native, Common, Perennial , typically blooms from February to June, Sage Chaparral Oak Woodland FebruaryMarchAprilMayJune
Scarlet Larkspur	Delphinium cardinale	Ranunculaceae	Buttercup	Native, Common, Perennial , typically blooms from May to August, chaparral and sage scrub MayJuneJulyAugust
Scarlet Monkey Flower	Erythranthe cardinalis	Phrymaceae	Lopseed	Native, Common, Perennial , typically blooms from May to September, wet areas along creeks, seeps MayJuneJulyAugustSeptember
Scrub Oak	Quercus berberidifolia	Fagaceae	Beech	Native, Common, Shrub or Tree , typically blooms from March to May, Coastal Sage MarchAprilMay
Shooting Star	Primula clevelandii	Primulaceae	Primrose	Native, Common, Perennial , typically blooms from December to March, Open grassy areas DecemberJanuaryFebruaryMarch
Skull Caps	Scutellaria tuberosa	Lamiaceae	Mint	Native, Uncommon, Perennial , typically blooms from February to May, Chaparral FebruaryMarchAprilMay
Slender Sunflower	Helianthus gracilentus	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from May to October, Chaparral, fields, dry slopes, roadsides MayJuneJulyAugustSeptemberOctober
Slender Tarweed	Deinandra fasciculata	Asteraceae	Sunflower	Native, Common, Annual herb, typically blooms from May to August, Grasslands, Chaparral MayJuneJulyAugust
Slimy Monkey Flower	Erythranthe floribunda	Phrymaceae	Lopseed	Native, Common, Annual herb, typically blooms from May to September, Riparian MayJuneJulyAugustSeptember
Snowberry	Symphoricarpos mollis	Caprifoliaceae	Honeysuckle	Native, Common, Perennial , typically blooms from March to May, Chaparral MarchAprilMay
Soap Plant	Chlorogalum pomeridianum	Agavaceae	Agave	Native, Common, Perennial , typically blooms from May to June, coastal sage, dry grassland MayJune
Southern Tauschia	Tauschia arguta	Apiaceae	Carrot	Native, Common, Perennial , typically blooms from February to June, dry slopes in Sage Scrub, Woodlands and Chaparral FebruaryMarchAprilMayJune
Speckled Clarkia	Clarkia cylindrica	Onagraceae	Evening Primrose	Native, Common, Annual herb, typically blooms from April to July, Chaparral, slopes, coastal sage, woodlands, grassl AprilMayJuneJuly
Star Lily	Toxicoscordion fremontii	Melanthiaceae	Deathcamasus	Native, Uncommon, Perennial , typically blooms from February to June, Coastal Sage FebruaryMarchAprilMayJune
Stick Leaf, San Luis Blazingstar	Mentzelia micrantha	Loasaceae	Loasaceae	Native, Uncommon, Annual herb, typically blooms from March to June, Coastal Sage MarchAprilMayJune
Sticky Cinquefoil	Drymocallis glandulosa	Rosaceae	Rose	Native, Uncommon, Perennial , typically blooms from April to July, Oak Woodland AprilMayJuneJuly
Sticky Gilia, Stinky Gilia	Allophylum glutinosum	Polemoniaceae	Phlox	Native, Uncommon, Annual herb, typically blooms from February to August, Coastal Sage FebruaryMarchAprilMayJuneJulyAugust
Sticky Monkey Flower	Diplacus longiflorus	Phrymaceae	Lopseed	Native, Common, Perennial , typically blooms from March to August, Chaparral MarchAprilMayJuneJulyAugust
Sticky Phacelia	Phacelia viscida	Boraginaceae	Borage	Native, Uncommon, Annual , typically blooms from March to June, Coastal sage scrub and chaparral MarchAprilMayJune
Stream Orchid	Epipactis gigantea	Orchidaceae	Orchid	Native, Uncommon, Perennial , typically blooms from April to July, Riparian AprilMayJuneJuly
Sugar Bush	Rhus ovata	Anacardiaceae	Sumac	Native, Common, Shrub , typically blooms from March to June, Chaparral - South facing slopes MarchAprilMayJune
Sumac	Malosma laurina	Anacardiaceae	Sumac	Native, Common, Perennial , typically blooms from June to August, Chaparral JuneJulyAugust
Sycamore	Platanus racemosa	Platanaceae	Sycamore	Native, Common, Tree , typically blooms from February to April, stream beds FebruaryMarchApril
Tejon Milk-Aster	Stephanomeria cichoriacea	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from July to October, Chaparral, Coastal Sage JulyAugustSeptemberOctober
Telegraph Weed	Heterotheca grandiflora	Asteraceae	Sunflower	Native, Common, Annual herb, typically blooms from January to December, sand, disturbed soils JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways
Tidy Tips	Layia platyglossa	Asteraceae	Sunflower	Native, Uncommon, Annual , typically blooms from March to June, grasslands MarchAprilMayJune
Toyon	Heteromeles arbutifolia	Rosaceae	Rose	Native, Common, Shrub Tree , typically blooms from May to July, Chaparral, ridges, slopes, woodland, coastal scrub MayJuneJuly
Tree Tobacco	Nicotiana glauca	Solanaceae	Nightshade	Invasive, Common, Shrub Tree , typically blooms from January to December, streambeds and disturbed soils JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways
Turkey Mullein	Croton setiger	Euphorbiaceae	Spurge	Native, Common, Annual herb, typically blooms from April to November, Common in open, sandy disturbed places AprilMayJuneJulyAugustSeptemberOctoberNovember
Turkish Rugging	Chorizanthe staticoides	Polygonaceae	Buckwheat	Native, Common, Annual herb, typically blooms from April to July, grassy slopes, dry and sandy places in Chaparral AprilMayJuneJuly
Twining Snapdragon	Antirrhinum kelloggii	Plantaginaceae	Plantain	Native, Common, Annual or Vine herb, typically blooms from January to May, Coastal Sage Scrub and dry areas in the Chaparral JanuaryFebruaryMarchAprilMay
Two Tone Everlasting	Pseudognaphalium biolettii	Asteraceae	Sunflower	Native, Common, Perennial , typically blooms from January to May, coastal scrub and chaparral JanuaryFebruaryMarchAprilMay
Valley Oak	Quercus lobata	Fagaceae	Beech	Native, Common, Tree , typically blooms from March to May, open woodlands, riparian forests, valley savannas MarchAprilMay
Variable Linanthus	Leptosiphon parviflorus	Polemoniaceae	Phlox	Native, Uncommon, Annual herb, typically blooms from March to May, Coastal Sage MarchAprilMay
Vinegar Weed	Trichostema lanceolatum	Lamiaceae	Mint	Native, Common, Annual herb, typically blooms from June to November, dry, sunny fields or low hills JuneJulyAugustSeptemberOctoberNovember
Violet Snapdragon	Antirrhinum nuttallianum	Plantaginaceae	Plantain	Native, Uncommon, Annual herb, typically blooms from March to June, Grassy slopes and canyons MarchAprilMayJune
Virgin's Bower	Clematis lasiantha	Ranunculaceae	Buttercup	Endemic, Common, Perennial Vine , typically blooms from January to May, Canyons and Chaparral, open places in Woodlands JanuaryFebruaryMarchAprilMay
Wand Buckwheat	Eriogonum elongatum	Polygonaceae	Buckwheat	Native, Common, Perennial , typically blooms from July to November, coastal scrub and chaparral JulyAugustSeptemberOctoberNovember
Western Virgins Bower	Clematis ligusticifolia	Ranunculaceae	Buttercup	Native, Common, Perennial Vine , typically blooms from June to September, riparian JuneJulyAugustSeptember
Western Wallflower	Erysimum capitatum	Brassicaceae	Mustard	Native, Common, Perennial , typically blooms from January to June, Openings in Chaparral JanuaryFebruaryMarchAprilMayJune
Whispering Bells	Emmenanthe penduliflora	Boraginaceae	Borage	Native, Uncommon, Annual herb, typically blooms from February to June, Chaparral, Coastal Sage FebruaryMarchAprilMayJune
White Chaparral Currant	Ribes indecorum	Grossulariaceae	Gooseberry	Native, Common, Perennial , typically blooms from November to February, coastal scrub and chaparral NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptember
White Hedge Nettle	Stachys albens	Lamiaceae	Mint	Endemic, Common, Perennial , typically blooms from May to September, Grassands Coastal Sage MayJuneJulyAugustSeptember
White Sage	Salvia apiana	Lamiaceae	Mint	Native, Common, Shrub , typically blooms from April to July, Coastal Sage AprilMayJuneJuly
White Snapdragon	Antirrhinum coulterianum	Plantaginaceae	Plantain	Native, Uncommon, Annual herb, typically blooms from April to July, Sage, Chapparal AprilMayJuneJuly
Wild Cucumber	Marah macrocarpus	Cucurbitaceae	Gourd	Native, Common, Perennial Vine herb vine, typically blooms from November to April, woodlands, chaparral, coastal sage scrub NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJuly
Wild Heliotrope	Heliotropium curassavicum	Boraginaceae	Borage	Native, Common, Perennial , typically blooms from April to November, Moist to Dry Saline Soils AprilMayJuneJulyAugustSeptemberOctoberNovember
Wild Peony	Paeonia californica	Paeoniaceae	Peony	Endemic, Common, Perennial , typically blooms from December to May, Chaparral, meadows & ridges DecemberJanuaryFebruaryMarch
Wild Rose	Rosa californica	Rosaceae	Rose	Native, Common, Shrub , typically blooms from March to September, moist places in many plant communities MarchAprilMayJuneJulyAugustSeptember
Wild Sweet Pea	Lathyrus vestitus	Fabaceae	Legume	Native, Common, Perennial Vine , typically blooms from March to August, Chaparral, Oak Woodlands MarchAprilMayJuneJulyAugust
Wild radish	Raphanus sativus	Brassicaceae	Mustard	Invasive, Common, Annual herb, typically blooms from December to May, fields, meadows, disturbed places DecemberJanuaryFebruaryMarch
Willow Herb Clarkia	Clarkia epilobioides	Onagraceae	Evening Primrose	Native, Common, Annual herb, typically blooms from April to May, Oak Woodland AprilMay
Wind Poppy	Papaver heterophyllum	Papaveraceae	Poppy	Native, Uncommon, Annual herb, typically blooms from April to May, Chaparral, grassy areas AprilMay
Wine Cup Clarkia	Clarkia purpurea	Onagraceae	Evening Primrose	Native, Common, Annual herb, typically blooms from March to June, Grassy Openings MarchAprilMayJune
Wishbone Bush	Mirabilis laevis	Nyctaginaceae	Four O'Clock	Native, Common, Perennial , typically blooms from November to May, Chaparral and Coastal Sage Scrub NovemberDecemberJanuaryFebruaryMarchAprilMayJune
Woodland Star	Lithopragma affine	Saxifragaceae	Saxifrage	Native, Common, Perennial , typically blooms from March to May, Grasslands, mountains MarchAprilMay
Woolly Blue Curls	Trichostema lanatum	Lamiaceae	Mint	Native, Common, Perennial , typically blooms from February to June, chaparral, coastal sage scrub FebruaryMarchAprilMayJune
Wooly Sapphire	Eriastrum sapphirinum	Polemoniaceae	Phlox	Native, Uncommon, Annual herb, typically blooms from April to July, Chaparral AprilMayJuneJuly
Yellow Monkey Flower	Diplacus brevipes	Phrymaceae	Lopseed	Native, Common, Annual herb, typically blooms from April to July, Open Chaparral AprilMayJuneJuly
Yellow_Throated_Phacelia	Phacelia brachyloba	Boraginaceae	Borage	Native, Uncommon, Annual , typically blooms from March to June, coastal sage scrub and chaparral MarchAprilMayJune
Yerba Mansa	Anemopsis californica	Saururaceae	Lizard Tail	Native, Uncommon, Perennial , typically blooms from March to July, Moist soils MarchAprilMayJuneJuly
Yerba Santa	Eriodichtyon crassifolium	Boraginaceae	Waterleaf	Native, Common, Shrub , typically blooms from January to June, Sandy, rocky areas in chaparral and sage scrub JanuaryFebruaryMarchAprilMayJune
Yucca	Hesperoyucca whipplei	Agavaceae	Agave	Native, Common, Perennial , typically blooms from April to June, chaparral or coastal sage scrub AprilMayJune

Image

Common Name

Botanical Name

Family Name

Common Family Name

Details

Angels Gilia

Gilia angelensis

Polemoniaceae

Phlox

Native, Common, Annual herb, typically blooms from February to April, Oak Woodland
FebruaryMarchApril

Annual Coreopsis

Leptosyne bigelovii

Asteraceae

Sunflower

Endemic, Common, Annual herb, typically blooms from February to June, Oak Woodland
FebruaryMarchAprilMayJune

Ashy Leaved Buckwheat

Eriogonum cinereum

Polygonaceae

Buckwheat

Native, Common, Shrub woody, typically blooms from June to October, coastal scrub and chaparral
JuneJulyAugustSeptemberOctober

Baby Blue Eyes

Nemophila menziesii

Boraginaceae

Borage

Native, Uncommon, Annual herb, typically blooms from February to June, shady canyon slopes, meadows
FebruaryMarchAprilMayJune

Beach Evening Primrose

Camissoniopsis cheiranthifolia

Onagraceae

Evening Primrose

Native, Common, Perennial , typically blooms from March to July, Coastal Strand
MarchAprilMayJuneJuly

Bee Plant

Scrophularia californica

Scrophulariaceae

Figwort

Native, Uncommon, Perennial , typically blooms from April to July, sage, chaparral
AprilMayJuneJuly

Big Pod Ceanothus

Ceanothus megacarpus

Rhamnaceae

Buckthorn

Endemic, Common, Shrub or Tree , typically blooms from January to March, Chaparral
JanuaryFebruaryMarch

Bigberry Manzanita

Arctostaphylos glauca

Ericaceae

Heath

Native, Common, Shrub , typically blooms from December to March, woodland chapparal - northern slopes
DecemberJanuaryFebruaryMarch

Birds Beak

Cordylanthus rigidus

Orobanchaceae

Broomrape

Native, Common, Annual herb, typically blooms from May to August, open chaparral, coastal sage
MayJuneJulyAugust

Black Sage

Salvia mellifera

Lamiaceae

Mint

Native, Common, Shrub , typically blooms from April to July, Coastal Sage
AprilMayJuneJuly

Bladderpod

Peritome arborea

Cleomaceae

Spider Flower

Native, Common, Shrub , typically blooms from January to December, Coastal Bluffs, hillsides, oak woodlands
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways

Blue Dicks

Dipterostemon capitatus

Themidaceae

Brodiaea

Native, Common, Perennial , typically blooms from December to May, Grasslands, Sage Scrub, open places in Chaparral
DecemberJanuaryFebruaryMarch

Blue Larkspur

Delphinium parryi

Ranunculaceae

Buttercup

Native, Common, Perennial , typically blooms from March to May, Grasslands, edges or open spaces of Chaparral and Oak Woodland
MarchAprilMay

Blue-Eyed Grass

Sisyrinchium bellum

Iridaceae

Iris

Native, Common, Perennial , typically blooms from March to June, Grasslands, Coastal Scrub or Woodlands
MarchAprilMayJune

Brodiaea

Brodiaea terrestris

Themidaceae

Brodiaea

Native, Uncommon, Perennial , typically blooms from May to June, clay soils, grassy meadows
MayJune

Bush Mallow

Malacothamnus fasciculatus

Malvaceae

Mallow

Native, Common, Shrub , typically blooms from January to December, Chaparral, Coastal Sage Scrub, disturbed soil
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways

Bush Poppy, Tree Poppy

Dendromecon rigida

Papaveraceae

Poppy

Native, Uncommon, Perennial , typically blooms from February to June, Chaparral
FebruaryMarchAprilMayJune

Bush Sunflower

Encelia californica

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from December to August, Chaparral and Coastal Sage Scrub
DecemberJanuaryFebruaryMarch

Calabazilla

Cucurbita foetidissima

Cucurbitaceae

Gourd

Native, Common, Perennial Vine , typically blooms from June to August, Sandy soil
JuneJulyAugust

California Aster

Corethrogyne filaginifolia

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from May to November, chaparral, sage scrub, grasslands, oak woodlands
MayJuneJulyAugustSeptemberOctoberNovember

California Brickellbush

Brickellia californica

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from July to November, open chaparral, coastal sage
JulyAugustSeptemberOctoberNovember

California Buckwheat

Eriogonum fasciculatum

Polygonaceae

Buckwheat

Native, Common, Perennial , typically blooms from January to December, Chaparral, Coastal Sage Scrub, Desert Scrub
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways

California Buttercup

Ranunculus californicus

Ranunculaceae

Buttercup

Endemic, Uncommon, Perennial , typically blooms from February to May, Chaparral, Oak Woodland
FebruaryMarchAprilMay

California Coffeeberry

Frangula californica

Rhamnaceae

Buckthorn

Native, Common, Shrub , typically blooms from May to July, Chaparral and coastal sage scrub
MayJuneJuly

California Dodder

Cuscuta californica

Convolvulaceae

Morning Glory

Native, Common, Annual Vine herb, typically blooms from April to October, Chaparral
AprilMayJuneJulyAugustSeptemberOctober

California Everlasting

Pseudognaphalium californicum

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from January to July, sage scrub
JanuaryFebruaryMarchAprilMayJuneJuly

California Fuchsia

Epilobium canum

Onagraceae

Evening Primrose

Native, Common, Perennial , typically blooms from June to December, dry and/or rocky areas on slopes and in sage scrub
JuneJulyAugustSeptemberOctoberNovemberDecember

California Goldenrod

Solidago velutina

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from July to November, coastal sage scrub, chaparral, oak woodlands
JulyAugustSeptemberOctoberNovember

California Goldfields

Lasthenia californica

Asteraceae

Sunflower

Endemic, Common, Annual herb, typically blooms from March to May, meadows, hillsides
MarchAprilMay

California Laurel

Umbellularia californica

Lauraceae

Laurel

Native, Common, Shrub or Tree , typically blooms from November to March, riparian
NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJulyAugust

California Milkweed

Asclepias californica

Apocynaceae

Dogbane

Native, Common, Perennial , typically blooms from April to June, chaparral, open slopes
AprilMayJune

California Plantain

Plantago erecta

Plantaginaceae

Plantain

Native, Common , Annual herb, typically blooms from March to April, Coastal Scrub, Open Areas
MarchApril

California Poppy

Eschscholzia californica

Papaveraceae

Poppy

Endemic, Common, Annual herb, typically blooms from February to September, meadows, Coastal Sage Scrub, sandy Riparian areas
FebruaryMarchAprilMayJuneJulyAugustSeptember

California Saxifrage

Micranthes californica

Saxifragaceae

Saxifrage

Endemic, Uncommon, Perennial , typically blooms from February to April, Coastal Sage
FebruaryMarchApril

California Thistle

Cirsium occidentale var. californ

Asteraceae

Sunflower

Endemic, Common, Perennial , typically blooms from April to August, Chaparral, Woodlands, Coastal Sage Scrub
AprilMayJuneJulyAugust

California Walnut

Juglans californica

Juglandaceae

Walnut

Endemic, Common, Shrub or Tree , typically blooms from February to April, Oak Woodland
FebruaryMarchApril

Canchalagua

Zeltnera venusta

Gentianaceae

Gentian

Native, Uncommon, Annual herb, typically blooms from May to August, open chaparral, coastal sage
MayJuneJulyAugust

Canyon Dodder

Cuscuta subinclusa

Convolvulaceae

Morning Glory

Native, Common, Perennial Vine , typically blooms from March to October, Chaparral
MarchAprilMayJuneJulyAugustSeptemberOctober

Canyon Sunflower

Venegasia carpesioides

Asteraceae

Sunflower

Native, Common, Shrub , typically blooms from December to July, shady places in Oak Woodland, Sage Scrub and Chaparral
DecemberJanuaryFebruaryMarch

Castor Bean

Ricinis communis

Euphorbiaceae

Spurge

Invasive, Common, Shrub , typically blooms from January to December, Streambeds, roadsides, disturbed soil;
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways

Ceanothus

Ceanothus Species

Rhamnaceae

Buckthorn

Native, Common, Shrub , typically blooms from November to March, Chaparral, ridges, slopes, woodland, coastal scrub
NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJulyAugust

Chalk Live-Forever

Dudleya pulverulenta

Crassulaceae

Stonecrop

Native, Common, Perennial , typically blooms from June to August, Rocky cliffsides in chaparral and coastal sage scrub
JuneJulyAugust

Chamise

Adenostoma fasciculatum

Rosaceae

Rose

Native, Common, Shrub , typically blooms from February to September, dry slopes in Chaparral and Sage Scrub
FebruaryMarchAprilMayJuneJulyAugustSeptember

Chaparral Currant

Ribes malvaceum

Grossulariaceae

Gooseberry

Native, Common, Perennial , typically blooms from December to April, Oak Woodland
DecemberJanuaryFebruaryMarch

Chaparral Honeysuckle

Lonicera subspicata

Caprifoliaceae

Honeysuckle

Endemic, Common, Shrub , typically blooms from April to August, Chaparral
AprilMayJuneJulyAugust

Checker Bloom

Sidalcea sparsifolia

Malvaceae

Mallow

Native, Uncommon, Perennial , typically blooms from March to July, Coastal Sage
MarchAprilMayJuneJuly

Chia, Golden Chia

Salvia columbariae

Lamiaceae

Mint

Native, Common, Annual herb, typically blooms from March to June, Coastal Sage, Chaparral
MarchAprilMayJune

Chinese Houses

Colinsia heterophylla

Plantaginaceae

Plantain

Native, Uncommon, Annual herb, typically blooms from February to May, Oak Woodland
FebruaryMarchAprilMay

Chocolate Lily

Fritillaria biflora

Liliaceae

Lily

Endemic, Uncommon, Perennial , typically blooms from January to March, Heavy clay soil
JanuaryFebruaryMarch

Cliff Aster

Malacothrix saxatilis

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from January to December, coastal sage/or chaparral
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways

Coast Cholla

Cylindropuntia prolifera

Cactaceae

Cactus

Native, Common, Shrub , typically blooms from April to June, dry slopes and grasslands at low elevations near the coast or in Sage Scrub
AprilMayJune

Coastal Live Oak

Quercus agrifolia

Fagaceae

Beech

Native, Common, Tree , typically blooms from February to May, open woodlands
FebruaryMarchAprilMay

Cobweb Thistle

Cirsium occidentale

Asteraceae

Sunflower

Native, Uncommon, Perennial , typically blooms from March to July, Coastal sage
MarchAprilMayJuneJuly

Coffee Fern

Pellaea andromedifolia

Pteridaceae

Brake

Native, Common, Perennial , typically blooms from January to April, Chaparral and coastal sage scrub
JanuaryFebruaryMarchApril

Collarless Poppy

Eschscholzia caespitosa

Papaveraceae

Poppy

Native, Common, Annual herb, typically blooms from March to July, Coastal Sage
MarchAprilMayJuneJuly

Common Fiddleneck

Amsinckia intermedia

Boraginaceae

Borage

Native, Common, Annual herb, typically blooms from February to May, grassy hillsides, burned areas
FebruaryMarchAprilMay

Common Sunflower

Helianthus annus

Asteraceae

Sunflower

Native, Common, Annual herb, typically blooms from January to December, fields, roadsides and trailsides
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways

Common Vervain

Verbena lasiostachys

Verbenaceae

Vervain

Native, Common, Perennial , typically blooms from December to August, open areas, dry or moist
DecemberJanuaryFebruaryMarch

Common Yarrow

Achillea millefolium

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from March to June, Chaparral
MarchAprilMayJune

Cottonwood

Populus fremontii

Salicaceae

Willow

Native, Common, Tree , typically blooms from January to March, lower streambeds in riparian woodlands
JanuaryFebruaryMarch

Coyote Brush

Baccharis pilularis

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from May to December, Sage Scrub, Oak Woodland, Chaparral and Grassland
MayJuneJulyAugustSeptemberOctoberNovemberDecember

Cream Cups

Platystemon californicus

Papaveraceae

Poppy

Native, Uncommon, Annual herb, typically blooms from March to May, Open areas
MarchAprilMay

Creek Monkey Flower

Erythranthe guttata

Phrymaceae

Lopseed

Native, Common, Annual herb, typically blooms from March to July, creeks, damp areas
MarchAprilMayJuneJuly

Crimson Pitcher Sage

Salvia spathacea

Lamiaceae

Mint

Native, Common, Perennial , typically blooms from February to June, Lightly-shaded areas - Chaparral, Coastal Scrub
FebruaryMarchAprilMayJune

Datura

Datura species

Solanaceae

Nightshade

Native, Common, Annual herb, typically blooms from March to November, full sun by roadsides, sandy or gravelly places
MarchAprilMayJuneJulyAugustSeptemberOctoberNovember

Deerweed

Acmispon glaber

Fabaceae

Legume

Native, Common, Perennial , typically blooms from January to August, Chaparral
JanuaryFebruaryMarchAprilMayJuneJulyAugust

Douglas Nightshade

Solanum douglasii

Solanaceae

Nightshade

Native, Common, Perennial , typically blooms from February to October, Shady hillsides, canyons, coastal scrubland
FebruaryMarchAprilMayJuneJulyAugustSeptemberOctober

Downy Monkey Flower

Erythranthe pilosus

Phrymaceae

Lopseed

Native, Common, Annual herb, typically blooms from April to August, riparian
AprilMayJuneJulyAugust

Eastwood Manzanita

Arctostaphylos glandulosa

Ericaceae

Heath

Native, Common, Shrub , typically blooms from November to February, Chaparral, rocky slopes and ridges
NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptember

Elderberry

Sambucus nigra subsp. caerulea

Adoxaceae

Muskroot

Native, Common, Tree , typically blooms from April to August, woodlands, open areas and chaparral
AprilMayJuneJulyAugust

Elegant Clarkia

Clarkia unguiculata

Onagraceae

Evening Primrose

Native, Common, Annual herb, typically blooms from April to July, Sun or shade in grasslands, woodlands, and chaparral
AprilMayJuneJuly

Eucrypta

Eucrypta chrysanthemifolia

Boraginaceae

Waterleaf

Native, Common, Annual herb, typically blooms from January to June, woodland, sage scrub, chaparral
JanuaryFebruaryMarchAprilMayJune

Farewell-to-Spring

Clarkia bottae

Onagraceae

Evening Primrose

Native, Common, Annual herb, typically blooms from April to July, Coastal Sage, open slopes
AprilMayJuneJuly

Fern-Leaf Phacelia

Phacelia distans

Boraginaceae

Borage

Native, Common, Annual herb, typically blooms from March to June, dry slopes in Oak Woodland and Coastal Sage
MarchAprilMayJune

Fiesta Flower

Pholistoma auritum

Boraginaceae

Waterleaf

Native, Common, Annual herb, typically blooms from March to May, shady areas, common throughout most plant communities
MarchAprilMay

Fire Heart, Bleeding Heart

Ehrendorferia ochroleuca

Papaveraceae

Poppy

Native, Uncommon, Perennial , typically blooms from April to December, Chaparral, Oak Woodland
AprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

Fire Poppy

Papaver californicum

Papaveraceae

Poppy

Endemic, Uncommon, Annual herb, typically blooms from April to July, Chaparral
AprilMayJuneJuly

Foothill Penstemon

Penstemon heterophyllus

Plantaginaceae

Plantain

Endemic, Uncommon, Perennial , typically blooms from April to July, dry hillsides in Oak Woodland and Chaparral
AprilMayJuneJuly

Fringed Indian Pink

Silene laciniata

Caryophyllaceae

Pink

Native, Common, Perennial , typically blooms from April to July, shaded woodlands, sage scrub, chaparral
AprilMayJuneJuly

Fringed Linanthus

Linanthus dianthiflorus

Polemoniaceae

Phlox

Native, Uncommon, Annual herb, typically blooms from January to March, Coastal Sage, Chaparral
JanuaryFebruaryMarch

Fuchsia-Flowered Gooseberry

Ribes speciosum

Grossulariaceae

Gooseberry

Native, Common, Shrub , typically blooms from January to May, shaded canyons in Sage Scrub and Chaparral
JanuaryFebruaryMarchAprilMay

Giant Coreopsis

Coreopsis gigantea

Asteraceae

Sunflower

Endemic, Common, Perennial , typically blooms from November to June, Coastal areas, especially where fog is common
NovemberDecemberJanuaryFebruaryMarchAprilMay

Globe Gilia

Gilia capitata

Polemoniaceae

Phlox

Native, Uncommon, Annual herb, typically blooms from March to June, Chaparral
MarchAprilMayJune

Globe Lily

Calochortus albus

Liliaceae

Lily

Native, Uncommon, Perennial , typically blooms from April to June, Oak Woodland
AprilMayJune

Golden Currant

Ribes aureum

Grossulariaceae

Gooseberry

Native, Common, Shrub , typically blooms from January to March, stream beds, meadows
JanuaryFebruaryMarch

Golden Star

Bloomeria crocea

Themidaceae

Brodiaea

Native, Common, Perennial , typically blooms from April to June, Coastal Sage, Chaparral
AprilMayJune

Golden Yarrow

Eriophyllum confertiflorum

Asteraceae

Sunflower

Native, Common, Shrub , typically blooms from December to July, open places, dry slopes in Chaparral and Sage Scrub, rocky places at the base of cliffs
DecemberJanuaryFebruaryMarch

Greenbark Ceanothus

Ceanothus spinosus

Rhamnaceae

Buckthorn

Native, Common, Shrub or Tree , typically blooms from February to April, Chaparral
FebruaryMarchApril

Gum Plant

Grindelia camporum

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from May to September, open chaparral, coastal sage
MayJuneJulyAugustSeptember

Hairy Leaved Ceanothus

Ceanothus oliganthus

Rhamnaceae

Buckthorn

Endemic, Common, Shrub or Tree , typically blooms from February to April, chaparral
FebruaryMarchApril

Heart Leaved Penstemon

Keckiella cordifolia

Plantaginaceae

Plantain

Native, Common, Perennial , typically blooms from March to August, Coastal Sage, Oak Woodlands
MarchAprilMayJuneJulyAugust

Hedge Nettle

Stachys bullata

Lamiaceae

Mint

Native, Common, Perennial , typically blooms from February to July, Chaparral, Woodlands, Sage Scrub
FebruaryMarchAprilMayJuneJuly

Hillside Gooseberry

Ribes californicum

Grossulariaceae

Gooseberry

Endemic, Common, Shrub , typically blooms from January to March, woodland chapparal - northern slopes
JanuaryFebruaryMarch

Hoary Leaved Ceanothus

Ceanothus crassifolius

Rhamnaceae

Buckthorn

Native, Common, Shrub or Tree , typically blooms from February to April, Chaparral
FebruaryMarchApril

Holly Leaf Red Berry

Rhamnus ilicifolia

Rhamnaceae

Buckthorn

Native, Common, Shrub , typically blooms from February to April, coastal sage and chaparral
FebruaryMarchApril

Holly-Leaved Cherry

Prunus ilicifolia

Rosaceae

Rose

Native, Common, Perennial Shrub , typically blooms from November to June, Chaparral, canyons, moist and/or north-facing
NovemberDecemberJanuaryFebruaryMarchAprilMay

Humboldt Lily

Lilium humboldtii

Liliaceae

Lily

Native, Uncommon, Perennial , typically blooms from May to July, Chaparral and Oak Woodland, near streams
MayJuneJuly

Indian Paintbrush

Castilleja affinis

Orobanchaceae

Broomrape

Native, Common, Perennial , typically blooms from February to May, Coastal Sage Scrub, Grassland, Chaparral
FebruaryMarchAprilMay

Indian Warrior

Pedicularis densiflora

Orobanchaceae

Broomrape

Native, Uncommon, Perennial , typically blooms from February to April, Chaparral
FebruaryMarchApril

Johnny-jump-up

Viola pedunculata

Violaceae

Violet

Native, Uncommon, Perennial , typically blooms from January to May, open grassy areas in woodlands, chaparral, sage scrub
JanuaryFebruaryMarchAprilMay

Large-Flowered Phacelia

Phacelia grandiflora

Boraginaceae

Borage

Native, Common, Annual herb, typically blooms from January to June, woodlands, chaparral, coastal sage scrub
JanuaryFebruaryMarchAprilMayJune

Leather Root

Hoita macrostachya

Fabaceae

Legume

Native, Uncommon, Perennial , typically blooms from June to September, Chaparral, wetland riparian
JuneJulyAugustSeptember

Lemonade Berry

Rhus integrifolia

Anacardiaceae

Sumac

Native, Common, Shrub Tree , typically blooms from December to May, Chaparral, North Side
DecemberJanuaryFebruaryMarch

Lupine

Lupinus Species

Fabaceae

Legume

Native, Common, Annual Perennial , typically blooms from February to June, Chaparral, ridges, slopes, canyons, coastal scrub
FebruaryMarchAprilMayJune

Lyons Pentachaeta

Pentachaeta lyonii

Asteraceae

Sunflower

Endemic, Rare, Annual herb, typically blooms from May to August, Coastal Sage
MayJuneJulyAugust

Mariposa Lily

Calochortus species

Liliaceae

Lily

Endemic, Common, Perennial , typically blooms from February to June, grasslands, slopes, chaparral
FebruaryMarchAprilMayJune

Matilija Poppy

Romneya coulteri

Papaveraceae

Poppy

Endemic, Uncommon, Perennial , typically blooms from April to June, Coastal Sage Scrub
AprilMayJune

Milkmaids

Cardamine californica

Brassicaceae

Mustard

Native, Uncommon, Perennial , typically blooms from January to March, Shady, moist hillsides or stream banks in riparian areas
JanuaryFebruaryMarch

Milkwort

Polygala cornuta

Polygalacea

Milkwort

Native, Uncommon, Shrub , typically blooms from May to July, Riparian, Chaparral
MayJuneJuly

Miners Lettuce

Claytonia perfoliata

Portulacaceae

Purslane

Native, Common, Annual herb, typically blooms from January to May, shady areas in chaparral, woodland, sage scrub
JanuaryFebruaryMarchAprilMay

Morning Glory

Calystegia macrostegia

Convolvulaceae

Morning Glory

Native, Common, Perennial or Vine , typically blooms from March to August, Sage Scrub, Chaparral
MarchAprilMayJuneJulyAugust

Mountain Mahogany

Cercocarpus betuloides

Rosaceae

Rose

Native, Common, Shrub , typically blooms from February to May, Chaparral
FebruaryMarchAprilMay

Mugwort

Artemisia douglasiana

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from July to November, Riparian Woodlands
JulyAugustSeptemberOctoberNovember

Mule Fat

Baccharis salicifolia

Asteraceae

Sunflower

Native, Common, Shrub , typically blooms from January to December, Riparian
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways

Mustard Evening Primrose

Eulobus californicus

Onagraceae

Evening Primrose

Native, Common, Annual herb, typically blooms from March to May, Grassland, Chaparral, Coastal Sage Scrub, often on dry slopes
MarchAprilMay

Narrow Leaved Milkweed

Asclepias fascicularis

Apocynaceae

Dogbane

Endemic, Common, Perennial , typically blooms from May to September, Grasslands
MayJuneJulyAugustSeptember

Notable Penstemon

Penstemon spectabilis

Plantaginaceae

Plantain

Native, Common, Perennial , typically blooms from April to June, Sage Chaparral
AprilMayJune

Owl’s Clover

Castilleja exserta

Orobanchaceae

Broomrape

Native, Common, Annual herb, typically blooms from January to June, Grasslands and Coastal Sage Scrub
JanuaryFebruaryMarchAprilMayJune

Parry’s Phacelia

Phacelia parryi

Boraginaceae

Borage

Native, Common, Annual herb, typically blooms from March to May, Chaparral, Coastal Sage Scrub
MarchAprilMay

Peak Rush Rose

Crocanthemum scoparium

Cistaceae

Rock Rose

Native, Common, Shrub , typically blooms from March to July, Chaparral and coastal sage scrub
MarchAprilMayJuneJuly

Peninsular Onion

Allium peninsulare

Alliaceae

Onion

Native, Uncommon, Perennial , typically blooms from April to May, Coastal Sage
AprilMay

Perezia, Sacapellote

Acourtia microcephala

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from May to July, Woodland and or Chaparral
MayJuneJuly

Pin Cushion

Chaenactis artemisiifolia

Asteraceae

Sunflower

Native, Common, Annual herb, typically blooms from March to June, coastal scrub and chaparral
MarchAprilMayJune

Pitcher Sage

Lepechinia fragrans

Lamiaceae

Mint

Native, Common, Shrub , typically blooms from April to July, Chaparral
AprilMayJuneJuly

Poison Oak

Toxicodendron diversilobum

Anacardiaceae

Sumac

Native, Common, Perennial Vine , typically blooms from February to June, oak woodland
FebruaryMarchAprilMayJune

Prickly Pear

Opuntia oricola

Cactaceae

Cactus

Native, Common, Perennial , typically blooms from May to August, low elevation chaparral and coastal sage scrub
MayJuneJulyAugust

Prickly Phlox

Linanthus californicus

Polemoniaceae

Phlox

Native, Common, Perennial , typically blooms from March to June, Chaparral
MarchAprilMayJune

Prickly Popcorn Flower

Cryptantha muricata

Boraginaceae

Borage

Native, Common, Annual herb, typically blooms from January to June, open areas on rocky slopes
JanuaryFebruaryMarchAprilMayJune

Prickly Poppy

Argemone munita

Papaveraceae

Poppy

Native, Uncommon, Perennial Annual , typically blooms from April to July, dry, sandy soil or gravel
AprilMayJuneJuly

Purple Nightshade

Solanum xanti

Solanaceae

Nightshade

Native, Common, Shrub , typically blooms from December to June, Sage, chapparal
DecemberJanuaryFebruaryMarch

Purple Sage

Salvia leucophylla

Lamiaceae

Mint

Native, Common, Shrub , typically blooms from February to August, Coastal Sage
FebruaryMarchAprilMayJuneJulyAugust

Rattlesnake Weed

Euphorbia albomarginata

Euphorbiaceae

Spurge

Native, Common, Perennial , typically blooms from April to November, dry slopes and fields
AprilMayJuneJulyAugustSeptemberOctoberNovember

Red Maids

Calandrinia menziesii

Portulacaceae

Purslane

Native, Uncommon, Annual herb, typically blooms from February to June, grassy areas and woodland edges
FebruaryMarchAprilMayJune

Red Shank

Adenostoma sparsifolium

Rosaceae

Rose

Native, Uncommon, Shrub or Tree , typically blooms from June to September, dry slopes in rain shadow of coastal slopes
JuneJulyAugustSeptember

Red Skinned Onion

Allium haematochiton

Alliaceae

Onion

Native, Common, Perennial , typically blooms from March to May, hillsides near water
MarchAprilMay

Red-Stem Filaree

Erodium cicutarium

Geraniaceae

Geranium

Invasive, Common, Annual herb, typically blooms from November to June, open or grassy areas in dry, disturbed and/or sand
NovemberDecemberJanuaryFebruaryMarchAprilMay

Rock Daisy

Perityle emoryi

Asteraceae

Sunflower

Native, Uncommon, Annual herb, typically blooms from March to October, Coastal Sage
MarchAprilMayJuneJulyAugustSeptemberOctober

Rose Snapdragon

Antirrhinum multiflorum

Plantaginaceae

Plantain

Endemic, Uncommon, Annual herb, typically blooms from May to July, Chaparal
MayJuneJuly

Royal Goldfields

Lasthenia coronaria

Asteraceae

Sunflower

Native, Uncommon, Annual herb, typically blooms from March to May, open areas, hillsides
MarchAprilMay

Sagebrush

Artemisia californica

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from September to December, Coastal Sage
SeptemberOctoberNovemberDecember

San Diego Milk-aster

Stephanomeria diegensis

Asteraceae

Sunflower

Native, Common, Annual herb, typically blooms from July to December, Chaparral, Coastal Scrub
JulyAugustSeptemberOctoberNovemberDecember

Sand Verbena

Abronia maritima

Nyctaginaceae

Four O'Clock

Native, Common, Perennial , typically blooms from February to October, coastal dunes
FebruaryMarchAprilMayJuneJulyAugustSeptemberOctober

Sawtooth Goldenbush

Hazardia squarrosa

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from June to October, Chaparral, Coastal Sage Scrub
JuneJulyAugustSeptemberOctober

Scale Broom

Lepidospartum squamatum

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from August to November, Chaparral, Coastal Sage Scrub
AugustSeptemberOctoberNovember

Scarlet Bugler

Penstemon centranthifolius

Plantaginaceae

Plantain

Native, Common, Perennial , typically blooms from February to June, Sage Chaparral Oak Woodland
FebruaryMarchAprilMayJune

Scarlet Larkspur

Delphinium cardinale

Ranunculaceae

Buttercup

Native, Common, Perennial , typically blooms from May to August, chaparral and sage scrub
MayJuneJulyAugust

Scarlet Monkey Flower

Erythranthe cardinalis

Phrymaceae

Lopseed

Native, Common, Perennial , typically blooms from May to September, wet areas along creeks, seeps
MayJuneJulyAugustSeptember

Scrub Oak

Quercus berberidifolia

Fagaceae

Beech

Native, Common, Shrub or Tree , typically blooms from March to May, Coastal Sage
MarchAprilMay

Shooting Star

Primula clevelandii

Primulaceae

Primrose

Native, Common, Perennial , typically blooms from December to March, Open grassy areas
DecemberJanuaryFebruaryMarch

Skull Caps

Scutellaria tuberosa

Lamiaceae

Mint

Native, Uncommon, Perennial , typically blooms from February to May, Chaparral
FebruaryMarchAprilMay

Slender Sunflower

Helianthus gracilentus

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from May to October, Chaparral, fields, dry slopes, roadsides
MayJuneJulyAugustSeptemberOctober

Slender Tarweed

Deinandra fasciculata

Asteraceae

Sunflower

Native, Common, Annual herb, typically blooms from May to August, Grasslands, Chaparral
MayJuneJulyAugust

Slimy Monkey Flower

Erythranthe floribunda

Phrymaceae

Lopseed

Native, Common, Annual herb, typically blooms from May to September, Riparian
MayJuneJulyAugustSeptember

Snowberry

Symphoricarpos mollis

Caprifoliaceae

Honeysuckle

Native, Common, Perennial , typically blooms from March to May, Chaparral
MarchAprilMay

Soap Plant

Chlorogalum pomeridianum

Agavaceae

Agave

Native, Common, Perennial , typically blooms from May to June, coastal sage, dry grassland
MayJune

Southern Tauschia

Tauschia arguta

Apiaceae

Carrot

Native, Common, Perennial , typically blooms from February to June, dry slopes in Sage Scrub, Woodlands and Chaparral
FebruaryMarchAprilMayJune

Speckled Clarkia

Clarkia cylindrica

Onagraceae

Evening Primrose

Native, Common, Annual herb, typically blooms from April to July, Chaparral, slopes, coastal sage, woodlands, grassl
AprilMayJuneJuly

Star Lily

Toxicoscordion fremontii

Melanthiaceae

Deathcamasus

Native, Uncommon, Perennial , typically blooms from February to June, Coastal Sage
FebruaryMarchAprilMayJune

Stick Leaf, San Luis Blazingstar

Mentzelia micrantha

Loasaceae

Native, Uncommon, Annual herb, typically blooms from March to June, Coastal Sage
MarchAprilMayJune

Sticky Cinquefoil

Drymocallis glandulosa

Rosaceae

Rose

Native, Uncommon, Perennial , typically blooms from April to July, Oak Woodland
AprilMayJuneJuly

Sticky Gilia, Stinky Gilia

Allophylum glutinosum

Polemoniaceae

Phlox

Native, Uncommon, Annual herb, typically blooms from February to August, Coastal Sage
FebruaryMarchAprilMayJuneJulyAugust

Sticky Monkey Flower

Diplacus longiflorus

Phrymaceae

Lopseed

Native, Common, Perennial , typically blooms from March to August, Chaparral
MarchAprilMayJuneJulyAugust

Sticky Phacelia

Phacelia viscida

Boraginaceae

Borage

Native, Uncommon, Annual , typically blooms from March to June, Coastal sage scrub and chaparral
MarchAprilMayJune

Stream Orchid

Epipactis gigantea

Orchidaceae

Orchid

Native, Uncommon, Perennial , typically blooms from April to July, Riparian
AprilMayJuneJuly

Sugar Bush

Rhus ovata

Anacardiaceae

Sumac

Native, Common, Shrub , typically blooms from March to June, Chaparral - South facing slopes
MarchAprilMayJune

Sumac

Malosma laurina

Anacardiaceae

Sumac

Native, Common, Perennial , typically blooms from June to August, Chaparral
JuneJulyAugust

Sycamore

Platanus racemosa

Platanaceae

Sycamore

Native, Common, Tree , typically blooms from February to April, stream beds
FebruaryMarchApril

Tejon Milk-Aster

Stephanomeria cichoriacea

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from July to October, Chaparral, Coastal Sage
JulyAugustSeptemberOctober

Telegraph Weed

Heterotheca grandiflora

Asteraceae

Sunflower

Native, Common, Annual herb, typically blooms from January to December, sand, disturbed soils
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways

Tidy Tips

Layia platyglossa

Asteraceae

Sunflower

Native, Uncommon, Annual , typically blooms from March to June, grasslands
MarchAprilMayJune

Toyon

Heteromeles arbutifolia

Rosaceae

Rose

Native, Common, Shrub Tree , typically blooms from May to July, Chaparral, ridges, slopes, woodland, coastal scrub
MayJuneJuly

Tree Tobacco

Nicotiana glauca

Solanaceae

Nightshade

Invasive, Common, Shrub Tree , typically blooms from January to December, streambeds and disturbed soils
JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberAlways

Turkey Mullein

Croton setiger

Euphorbiaceae

Spurge

Native, Common, Annual herb, typically blooms from April to November, Common in open, sandy disturbed places
AprilMayJuneJulyAugustSeptemberOctoberNovember

Turkish Rugging

Chorizanthe staticoides

Polygonaceae

Buckwheat

Native, Common, Annual herb, typically blooms from April to July, grassy slopes, dry and sandy places in Chaparral
AprilMayJuneJuly

Twining Snapdragon

Antirrhinum kelloggii

Plantaginaceae

Plantain

Native, Common, Annual or Vine herb, typically blooms from January to May, Coastal Sage Scrub and dry areas in the Chaparral
JanuaryFebruaryMarchAprilMay

Two Tone Everlasting

Pseudognaphalium biolettii

Asteraceae

Sunflower

Native, Common, Perennial , typically blooms from January to May, coastal scrub and chaparral
JanuaryFebruaryMarchAprilMay

Valley Oak

Quercus lobata

Fagaceae

Beech

Native, Common, Tree , typically blooms from March to May, open woodlands, riparian forests, valley savannas
MarchAprilMay

Variable Linanthus

Leptosiphon parviflorus

Polemoniaceae

Phlox

Native, Uncommon, Annual herb, typically blooms from March to May, Coastal Sage
MarchAprilMay

Vinegar Weed

Trichostema lanceolatum

Lamiaceae

Mint

Native, Common, Annual herb, typically blooms from June to November, dry, sunny fields or low hills
JuneJulyAugustSeptemberOctoberNovember

Violet Snapdragon

Antirrhinum nuttallianum

Plantaginaceae

Plantain

Native, Uncommon, Annual herb, typically blooms from March to June, Grassy slopes and canyons
MarchAprilMayJune

Virgin's Bower

Clematis lasiantha

Ranunculaceae

Buttercup

Endemic, Common, Perennial Vine , typically blooms from January to May, Canyons and Chaparral, open places in Woodlands
JanuaryFebruaryMarchAprilMay

Wand Buckwheat

Eriogonum elongatum

Polygonaceae

Buckwheat

Native, Common, Perennial , typically blooms from July to November, coastal scrub and chaparral
JulyAugustSeptemberOctoberNovember

Western Virgins Bower

Clematis ligusticifolia

Ranunculaceae

Buttercup

Native, Common, Perennial Vine , typically blooms from June to September, riparian
JuneJulyAugustSeptember

Western Wallflower

Erysimum capitatum

Brassicaceae

Mustard

Native, Common, Perennial , typically blooms from January to June, Openings in Chaparral
JanuaryFebruaryMarchAprilMayJune

Whispering Bells

Emmenanthe penduliflora

Boraginaceae

Borage

Native, Uncommon, Annual herb, typically blooms from February to June, Chaparral, Coastal Sage
FebruaryMarchAprilMayJune

White Chaparral Currant

Ribes indecorum

Grossulariaceae

Gooseberry

Native, Common, Perennial , typically blooms from November to February, coastal scrub and chaparral
NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptember

White Hedge Nettle

Stachys albens

Lamiaceae

Mint

Endemic, Common, Perennial , typically blooms from May to September, Grassands Coastal Sage
MayJuneJulyAugustSeptember

White Sage

Salvia apiana

Lamiaceae

Mint

Native, Common, Shrub , typically blooms from April to July, Coastal Sage
AprilMayJuneJuly

White Snapdragon

Antirrhinum coulterianum

Plantaginaceae

Plantain

Native, Uncommon, Annual herb, typically blooms from April to July, Sage, Chapparal
AprilMayJuneJuly

Wild Cucumber

Marah macrocarpus

Cucurbitaceae

Gourd

Native, Common, Perennial Vine herb vine, typically blooms from November to April, woodlands, chaparral, coastal sage scrub
NovemberDecemberJanuaryFebruaryMarchAprilMayJuneJuly

Wild Heliotrope

Heliotropium curassavicum

Boraginaceae

Borage

Native, Common, Perennial , typically blooms from April to November, Moist to Dry Saline Soils
AprilMayJuneJulyAugustSeptemberOctoberNovember

Wild Peony

Paeonia californica

Paeoniaceae

Peony

Endemic, Common, Perennial , typically blooms from December to May, Chaparral, meadows & ridges
DecemberJanuaryFebruaryMarch

Wild Rose

Rosa californica

Rosaceae

Rose

Native, Common, Shrub , typically blooms from March to September, moist places in many plant communities
MarchAprilMayJuneJulyAugustSeptember

Wild Sweet Pea

Lathyrus vestitus

Fabaceae

Legume

Native, Common, Perennial Vine , typically blooms from March to August, Chaparral, Oak Woodlands
MarchAprilMayJuneJulyAugust

Wild radish

Raphanus sativus

Brassicaceae

Mustard

Invasive, Common, Annual herb, typically blooms from December to May, fields, meadows, disturbed places
DecemberJanuaryFebruaryMarch

Willow Herb Clarkia

Clarkia epilobioides

Onagraceae

Evening Primrose

Native, Common, Annual herb, typically blooms from April to May, Oak Woodland
AprilMay

Wind Poppy

Papaver heterophyllum

Papaveraceae

Poppy

Native, Uncommon, Annual herb, typically blooms from April to May, Chaparral, grassy areas
AprilMay

Wine Cup Clarkia

Clarkia purpurea

Onagraceae

Evening Primrose

Native, Common, Annual herb, typically blooms from March to June, Grassy Openings
MarchAprilMayJune

Wishbone Bush

Mirabilis laevis

Nyctaginaceae

Four O'Clock

Native, Common, Perennial , typically blooms from November to May, Chaparral and Coastal Sage Scrub
NovemberDecemberJanuaryFebruaryMarchAprilMayJune

Woodland Star

Lithopragma affine

Saxifragaceae

Saxifrage

Native, Common, Perennial , typically blooms from March to May, Grasslands, mountains
MarchAprilMay

Woolly Blue Curls

Trichostema lanatum

Lamiaceae

Mint

Native, Common, Perennial , typically blooms from February to June, chaparral, coastal sage scrub
FebruaryMarchAprilMayJune

Wooly Sapphire

Eriastrum sapphirinum

Polemoniaceae

Phlox

Native, Uncommon, Annual herb, typically blooms from April to July, Chaparral
AprilMayJuneJuly

Yellow Monkey Flower

Diplacus brevipes

Phrymaceae

Lopseed

Native, Common, Annual herb, typically blooms from April to July, Open Chaparral
AprilMayJuneJuly

Yellow_Throated_Phacelia

Phacelia brachyloba

Boraginaceae

Borage

Native, Uncommon, Annual , typically blooms from March to June, coastal sage scrub and chaparral
MarchAprilMayJune

Yerba Mansa

Anemopsis californica

Saururaceae

Lizard Tail

Native, Uncommon, Perennial , typically blooms from March to July, Moist soils
MarchAprilMayJuneJuly

Yerba Santa

Eriodichtyon crassifolium

Boraginaceae

Waterleaf

Native, Common, Shrub , typically blooms from January to June, Sandy, rocky areas in chaparral and sage scrub
JanuaryFebruaryMarchAprilMayJune

Yucca

Hesperoyucca whipplei

Agavaceae

Agave

Native, Common, Perennial , typically blooms from April to June, chaparral or coastal sage scrub
AprilMayJune