Narrow-toothed Pectocarya
Pectocarya linearis ssp. ferocula
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Birdfoot Cliffbrake
Pellaea mucronata
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Showy Penstemon
Penstemon spectabilis
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Paz Showy Penstemon
Penstemon spectabilis 'Paz'
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Showy Penstemon 'Pink Form'
Penstemon spectabilis 'Pink Form'
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Snow Dragon Penstemon
Penstemon spectabilis 'Snow Dragon'
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Tiny Pygmydaisy
Pentachaeta alsinoides
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Goldenback Fern
Pentagramma triangularis
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Emory's Rockdaisy
Perityle emoryi
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Short Lobed Phacelia
Phacelia brachyloba
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Rock Phacelia
Phacelia californica
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Caterpillar Phacelia
Phacelia cicutaria
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Great Valley Phacelia
Phacelia ciliata
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Great Valley Phacelia
Phacelia ciliata var. ciliata
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Divaricate Phacelia
Phacelia divaricata
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Large Flowered Phacelia
Phacelia grandiflora
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Lyon's Phacelia
Phacelia lyonii
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Stinging Phacelia
Phacelia malvifolia
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Phacelia malvifolia var. loasifolia
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California Bluebell
Phacelia minor
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Parry's Phacelia
Phacelia parryi
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Branching Phacelia
Phacelia ramosissima
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Sticky Phacelia
Phacelia viscida
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Lemmon's Canary Grass
Phalaris lemmonii
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Desert Christmas Tree
Pholisma arenarium
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Blue Fiestaflower
Pholistoma auritum
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Racemose Fiesta Flower
Pholistoma racemosum
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Thick-leaf Ground-cherry
Physalis crassifolia
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Sitka Spruce
Picea sitchensis
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Lodgepole Pine
Pinus contorta
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Torrey Pine
Pinus torreyana
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Elegant Piperia
Piperia elegans
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Chaparral Orchid
Piperia elongata
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Michael's Piperia
Piperia michaelii
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Flat Spurred Piperia
Piperia transversa
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Valley Popcornflower
Plagiobothrys canescens
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Artist's Popcornflower
Plagiobothrys chorisianus
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California Popcornflower
Plagiobothrys collinus var. californicus
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Alkali Plagiobothrys
Plagiobothrys leptocladus
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Rusty Popcornflower
Plagiobothrys nothofulvus
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Rough-nutlet Popcornflower
Plagiobothrys trachycarpus
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Planodes virginica
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Dotseed Plantain
Plantago erecta
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Woolly Plantain
Plantago ovata
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Naked Plantain
Plantago subnuda
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Creamcups
Platystemon californicus
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Arrow Weed
Pluchea sericea
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Beach Blue Grass
Poa confinis
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Sand Dune Blue Grass
Poa douglasii
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San Francisco Bluegrass
Poa unilateralis
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Royal Sky Pilot
Polemonium carneum
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California Manyseed
Polycarpon depressum
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Beach Knotweed
Polygonum paronychia
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California Polypody
Polypodium californicum
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Sarah Lyman California Polypody Fern
Polypodium californicum 'Sarah Lyman'
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Leathery Polypody
Polypodium scouleri
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Slender Poreleaf
Porophyllum gracile
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Pacific Potentilla
Potentilla anserina ssp. pacifica
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Padre's Shootingstar
Primula clevelandii
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Desert Range Almond
Prunus fasciculata