Toothed Wintergreen
Pyrola dentata
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Lesser Wintergreen
Pyrola minor
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White-veined Wintergreen
Pyrola picta
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Alpineflames
Pyrrocoma apargioides
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Largeflower Goldenweed
Pyrrocoma carthamoides
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Large-flowered Goldenweed
Pyrrocoma carthamoides var. cusickii
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Tacky Goldenweed
Pyrrocoma hirta
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Pyrrocoma hirta var. hirta
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Pyrrocoma hirta var. lanulosa
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Lanceleaf Goldenweed
Pyrrocoma lanceolata
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Pyrrocoma lanceolata var. lanceolata
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Pyrrocoma lanceolata var. subviscosa
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Sticky Pyrrocoma
Pyrrocoma lucida
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Clustered Goldenweed
Pyrrocoma racemosa
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Del Norte Pyrrocoma
Pyrrocoma racemosa var. congesta
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Pyrrocoma racemosa var. paniculata
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Pine Pyrrocoma
Pyrrocoma racemosa var. pinetorum
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Pyrrocoma racemosa var. racemosa
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Pyrrocoma racemosa var. sessiliflora
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Plantain Goldenweed
Pyrrocoma uniflora
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Bear Valley Pyrrocoma
Pyrrocoma uniflora var. gossypina
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Single-headed Pyrrocoma
Pyrrocoma uniflora var. uniflora
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Torrey's Hybrid Oak
Quercus acutidens
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Coast Live Oak
Quercus agrifolia
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Coast Live Oak
Quercus agrifolia var. agrifolia
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Coastal Live Oak
Quercus agrifolia var. oxyadenia
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Alvord Oak
Quercus alvordiana
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Scrub Oak
Quercus berberidifolia
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Cedros Island Oak
Quercus cedrosensis
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Canyon Live Oak
Quercus chrysolepis
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Muller Oak
Quercus cornelius-mulleri
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Blue Oak
Quercus douglasii
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Nuttall's Scrub Oak
Quercus dumosa
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Leather Oak
Quercus durata
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Leather Oak
Quercus durata var. durata
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San Gabriel Oak
Quercus durata var. gabrielensis
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Engelmann Oak
Quercus engelmannii
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Garry's Oak
Quercus garryana
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Garry's Oak
Quercus garryana var. breweri
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Oregon White Oak
Quercus garryana var. garryana
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Oregon White Oak
Quercus garryana var. semota
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Tucker's Oak
Quercus john-tuckeri
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Black Oak
Quercus kelloggii
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Valley Oak
Quercus lobata
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Macdonald Oak
Quercus macdonaldii
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Pacific Oak
Quercus pacifica
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Desert Oak
Quercus palmeri
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Santa Cruz Island Oak
Quercus parvula
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Santa Cruz Island Oak
Quercus parvula var. parvula
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Shreve Oak
Quercus parvula var. shrevei
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Tamalpais Oak
Quercus parvula var. tamalpaisensis
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Deer Oak
Quercus sadleriana
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Island Oak
Quercus tomentella
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Grey Oak
Quercus turbinella
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Huckleberry Oak
Quercus vacciniifolia
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Interior Live Oak
Quercus wislizeni
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Interior Live Oak
Quercus wislizeni var. frutescens
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Interior Live Oak
Quercus wislizeni var. wislizeni
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Lobed Ground-cherry
Quincula lobata
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California Plumseed
Rafinesquia californica