San Francisco Spineflower
Chorizanthe cuspidata
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San Francisco Bay Spineflower
Chorizanthe cuspidata var. cuspidata
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Woolly-headed Spineflower
Chorizanthe cuspidata var. villosa
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Diffuse Spineflower
Chorizanthe diffusa
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Douglas' Spineflower
Chorizanthe douglasii
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Fringed Spineflower
Chorizanthe fimbriata
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Fringed Spineflower
Chorizanthe fimbriata var. fimbriata
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Laciniate Spineflower
Chorizanthe fimbriata var. laciniata
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Howell's Spineflower
Chorizanthe howellii
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Peninsular Spineflower
Chorizanthe leptotheca
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Pink Spineflower
Chorizanthe membranacea
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Fort Ord Spineflower
Chorizanthe minutiflora
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Spoon-sepal Spineflower
Chorizanthe obovata
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Orcutt's Spineflower
Chorizanthe orcuttiana
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Palmer's Spineflower
Chorizanthe palmeri
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Parry's Spineflower
Chorizanthe parryi
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San Fernando Valley Spineflower
Chorizanthe parryi var. fernandina
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Parry's Spineflower
Chorizanthe parryi var. parryi
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Knotweed Spineflower
Chorizanthe polygonoides
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Long-spined Spineflower
Chorizanthe polygonoides var. longispina
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Knotweed Spineflower
Chorizanthe polygonoides var. polygonoides
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Prostrate Spineflower
Chorizanthe procumbens
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Monterey Spineflower
Chorizanthe pungens
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Ben Lomond Spineflower
Chorizanthe pungens var. hartwegiana
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Monterey Spineflower
Chorizanthe pungens var. pungens
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Straight-awned Spineflower
Chorizanthe rectispina
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Devil's Spineflower
Chorizanthe rigida
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Robust Spineflower
Chorizanthe robusta
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Scotts Valley Spineflower
Chorizanthe robusta var. hartwegii
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Robust Spineflower
Chorizanthe robusta var. robusta
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Mojave Spineflower
Chorizanthe spinosa
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Turkish Rugging
Chorizanthe staticoides
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Starlite Spineflower
Chorizanthe stellulata
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One-awn Spineflower
Chorizanthe uniaristata
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Sonoma Spineflower
Chorizanthe valida
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Potbellied Spineflower
Chorizanthe ventricosa
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Watson's Spineflower
Chorizanthe watsonii
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Wheeler's Spineflower
Chorizanthe wheeleri
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Riverside Spineflower
Chorizanthe xanti
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White-bracted Spineflower
Chorizanthe xanti var. leucotheca
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Pinyon Spineflower
Chorizanthe xanti var. xanti
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Giant Chinquapin
Chrysolepis chrysophylla
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Golden Chinquapin
Chrysolepis chrysophylla var. chrysophylla
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Giant Chinquapin
Chrysolepis chrysophylla var. minor
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Bush Chinquapin
Chrysolepis sempervirens
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San Bruno Mountain Golden Aster
Chrysopsis villosa 'San Bruno Mountain'
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Pacific Golden Saxifrage
Chrysosplenium glechomifolium
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Long Flowered Rabbitbrush
Chrysothamnus depressus
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Greene's Rabbitbrush
Chrysothamnus greenei
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Truckee Rabbitbrush
Chrysothamnus humilis
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Stickyleaf Rabbitbrush
Chrysothamnus viscidiflorus
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Chrysothamnus viscidiflorus ssp. axillaris
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Chrysothamnus viscidiflorus ssp. lanceolatus
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Downy Rabbitbrush
Chrysothamnus viscidiflorus ssp. puberulus
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Douglas' Rabbitbrush
Chrysothamnus viscidiflorus ssp. viscidiflorus
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Chylismia arenaria
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Yellow Cups
Chylismia brevipes
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Chylismia brevipes ssp. arizonica
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Golden Suncup
Chylismia brevipes ssp. brevipes
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Chylismia brevipes ssp. pallidula