Cyperus esculentus var. macrostachyus
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Smooth Flatsedge
Cyperus laevigatus
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Black Flatsedge
Cyperus niger
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Fragrant Flatsedge
Cyperus odoratus
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Parish's Flatsedge
Cyperus parishii
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Bearded Flatsedge
Cyperus squarrosus
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False Nutsedge
Cyperus strigosus
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California Lady's Slipper
Cypripedium californicum
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Clustered Lady's-slipper
Cypripedium fasciculatum
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Mountain Lady's-slipper
Cypripedium montanum
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Yellow Lady's Slipper
Cypripedium parviflorum
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Northern Small Yellow Lady's-slipper
Cypripedium parviflorum var. makasin
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Brittle Bladderfern
Cystopteris fragilis
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Hairy Prairie
Dalea mollis
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Soft Prairie Clover
Dalea mollissima
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Ornate Dalea
Dalea ornata
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Searls' Prairie Clover
Dalea searlsiae
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Fringed Water-plantain
Damasonium californicum
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California Oatgrass
Danthonia californica
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Timber Oatgrass
Danthonia intermedia
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Intermediate Oat Grass
Danthonia intermedia ssp. intermedia
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One-spike Oat Grass
Danthonia unispicata
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California Pitcherplant
Darlingtonia californica
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Indian Rhubarb
Darmera peltata
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Shrubby Cinquefoil
Dasiphora fruticosa
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Desert Fluff-grass
Dasyochloa pulchella
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Durango Root
Datisca glomerata
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Desert Thornapple
Datura discolor
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Sacred Datura
Datura wrightii
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Rattlesnake Weed
Daucus pusillus
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July Gold
Dedeckera eurekensis
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Red Rock Tarplant
Deinandra arida
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Livermore Tarplant
Deinandra bacigalupii
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Island Tarplant
Deinandra clementina
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Otay Tarplant
Deinandra conjugens
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Coastal Tarweed
Deinandra corymbosa
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Coastal Tarweed
Deinandra corymbosa ssp. corymbosa
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Clustered Tarweed
Deinandra fasciculata
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Tecate Tarplant
Deinandra floribunda
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Hall's Tarplant
Deinandra halliana
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Grassland Tarweed
Deinandra increscens
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Grassland Tarweed
Deinandra increscens ssp. increscens
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Gaviota Tarplant
Deinandra increscens ssp. villosa
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Kellogg's Tarweed
Deinandra kelloggii
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Threeray Tarweed
Deinandra lobbii
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Santa Susana Tarplant
Deinandra minthornii
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Mojave Tarplant
Deinandra mohavensis
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Kern Tarweed
Deinandra pallida
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San Diego Tarweed
Deinandra paniculata
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Salinas River Tarweed
Deinandra pentactis
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Anderson's Larkspur
Delphinium andersonii
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Anthony Peak Larkspur
Delphinium antoninum
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Baker's Larkspur
Delphinium bakeri
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California Larkspur
Delphinium californicum
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California Larkspur
Delphinium californicum ssp. californicum
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Hospital Canyon Larkspur
Delphinium californicum ssp. interius
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Scarlet Larkspur
Delphinium cardinale
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Coastal Larkspur
Delphinium decorum
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Coast Larkspur
Delphinium decorum ssp. decorum
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Tracy's Larkspur
Delphinium decorum ssp. tracyi