Desert Candle
Caulanthus inflatus
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California Mustard
Caulanthus lasiophyllus
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Mt. Vision Ceanothus
Ceanothus gloriosus var. porrectus
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Mount Vision Ceanothus
Ceanothus gloriosus var. porrectus 'Mount Vision'
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Hearst's Ceanothus
Ceanothus hearstiorum
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King Sip Hearst's Ceanothus
Ceanothus hearstiorum 'King Sip'
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Maritime Ceanothus
Ceanothus maritimus
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Dr. Leiser Dark Blue Maritime Ceanothus
Ceanothus maritimus 'Dr. Leiser Dark Blue'
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Frosty Dawn Mountain Lilac
Ceanothus maritimus 'Frosty Dawn'
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Point Sierra Mountain Lilac
Ceanothus maritimus 'Point Sierra'
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Popcorn Mountain Lilac
Ceanothus maritimus 'Popcorn'
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R. F. Hoover Maritime Ceanothus
Ceanothus maritimus 'R. F. Hoover'
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Valley Violet Mountain Lilac
Ceanothus maritimus 'Valley Violet'
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Fitch Spikeweed
Centromadia fitchii
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Parry Spikeweed
Centromadia parryi
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Common Spikeweed
Centromadia pungens
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California Buttonbush
Cephalanthus occidentalis
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Field Mouse-ear
Cerastium arvense
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Field Mouse-ear Chickweed
Cerastium arvense ssp. strictum
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Sharsmith Pincushion
Chaenactis alpigena
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Fremont Pincushion
Chaenactis fremontii
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Common Yellow Chaenactis
Chaenactis glabriuscula
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California Goosefoot
Chenopodium californicum
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Narrowleaf Soap Plant
Chlorogalum angustifolium
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Small Flowered Soaproot
Chlorogalum parviflorum
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Soap Plant
Chlorogalum pomeridianum
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San Francisco Spineflower
Chorizanthe cuspidata
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Pink Spineflower
Chorizanthe membranacea
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Knotweed Spineflower
Chorizanthe polygonoides
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Prostrate Spineflower
Chorizanthe procumbens
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Robust Spineflower
Chorizanthe robusta
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One-awn Spineflower
Chorizanthe uniaristata
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Timwort
Cicendia quadrangularis
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Western Water Hemlock
Cicuta douglasii
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Douglas' Thistle
Cirsium douglasii var. breweri
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Snowy Thistle
Cirsium occidentale var. candidissimum
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Brownie Thistle
Cirsium quercetorum
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Farewell To Spring
Clarkia amoena
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Speckled Clarkia
Clarkia cylindrica
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Speckled Clarkia
Clarkia cylindrica ssp. cylindrica
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Davy's Fairyfan
Clarkia davyi
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Prostrate Clarkia
Clarkia prostrata
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Purple Clarkia
Clarkia purpurea
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Elegant Clarkia
Clarkia unguiculata
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Serpentine Springbeauty
Claytonia exigua
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Serpentine Springbeauty
Claytonia exigua ssp. exigua
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Virgin's Bower
Clematis ligusticifolia
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San Diego Yerba Buena
Clinopodium chandleri
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White Blue-eyed Mary
Collinsia bartsiifolia
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Giant Blue Eyed Mary
Collinsia grandiflora
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Purple Chinese Houses
Collinsia heterophylla
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Purple Chinese Houses
Collinsia heterophylla var. heterophylla
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Spinster's Blue-eyed Mary
Collinsia sparsiflora
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Large Flowered Collomia
Collomia grandiflora
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Variable-leaf Collomia
Collomia heterophylla
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Purple Marsh Cinquefoil
Comarum palustre
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Conioselinum pacificum
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Brown Dogwood
Cornus glabrata
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Western Dogwood
Cornus sericea ssp. occidentalis
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Beaked Hazelnut
Corylus cornuta