Polygonum sawatchense
Calscape.org
Calscape.org
Polygonum sawatchense ssp. oblivium
Calscape.org
Polygonum sawatchense ssp. sawatchense
Calscape.org
Shasta Knotweed
Polygonum shastense
Calscape.org
Spurry Knotweed
Polygonum spergulariiforme
Calscape.org
California Polypody
Polypodium californicum
Calscape.org
Sarah Lyman California Polypody Fern
Polypodium californicum 'Sarah Lyman'
Calscape.org
Nested Polypody
Polypodium calirhiza
Calscape.org
Licorice Fern
Polypodium glycyrrhiza
Calscape.org
Western Polypody
Polypodium hesperium
Calscape.org
Leathery Polypody
Polypodium scouleri
Calscape.org
California Sword Fern
Polystichum californicum
Calscape.org
Dudley's Sword Fern
Polystichum dudleyi
Calscape.org
Cliff Sword Fern
Polystichum imbricans
Calscape.org
Polystichum imbricans ssp. curtum
Calscape.org
Polystichum imbricans ssp. imbricans
Calscape.org
Kruckeberg's Sword Fern
Polystichum kruckebergii
Calscape.org
Lemmon's Holly Fern
Polystichum lemmonii
Calscape.org
Holly Fern
Polystichum lonchitis
Calscape.org
Western Sword Fern
Polystichum munitum
Calscape.org
Mountain Hollyfern
Polystichum scopulinum
Calscape.org
Narrow Leaved Cottonwood
Populus angustifolia
Calscape.org
Fremont Cottonwood
Populus fremontii
Calscape.org
Nimbus Fremont Cottonwood (male)
Populus fremontii 'Nimbus'
Calscape.org
Fremont Cottonwood
Populus fremontii ssp. fremontii
Calscape.org
Quaking Aspen
Populus tremuloides
Calscape.org
Black Cottonwood
Populus trichocarpa
Calscape.org
Slender Poreleaf
Porophyllum gracile
Calscape.org
Fleshy Porterella
Porterella carnosula
Calscape.org
Desert Portulaca
Portulaca halimoides
Calscape.org
Alpine Pondweed
Potamogeton alpinus
Calscape.org
Broad-leaved Pondweed
Potamogeton amplifolius
Calscape.org
Small Pondweed
Potamogeton berchtoldii
Calscape.org
Diverse-leaved Pondweed
Potamogeton diversifolius
Calscape.org
Nuttall's Ribbon-leaved Pondweed
Potamogeton epihydrus
Calscape.org
Leafy Pondweed
Potamogeton foliosus
Calscape.org
Fibrous Pondweed
Potamogeton foliosus ssp. fibrillosus
Calscape.org
Leafy Pondweed
Potamogeton foliosus ssp. foliosus
Calscape.org
Grass-leaved Pondweed
Potamogeton gramineus
Calscape.org
Shining Pondweed
Potamogeton illinoensis
Calscape.org
Floating Leaved Pondweed
Potamogeton natans
Calscape.org
Long-leaved Pondweed
Potamogeton nodosus
Calscape.org
White-stemmed Pondweed
Potamogeton praelongus
Calscape.org
Small Pondweed
Potamogeton pusillus
Calscape.org
Richardson's Pondweed
Potamogeton richardsonii
Calscape.org
Robbins' Pondweed
Potamogeton robbinsii
Calscape.org
Eel-grass Pondweed
Potamogeton zosteriformis
Calscape.org
Silverweed
Potentilla anserina
Calscape.org
Common Silverweed
Potentilla anserina ssp. anserina
Calscape.org
Pacific Potentilla
Potentilla anserina ssp. pacifica
Calscape.org
Black Rock Potentilla
Potentilla basaltica
Calscape.org
Biennial Cinquefoil
Potentilla biennis
Calscape.org
Brewer's Cinquefoil
Potentilla breweri
Calscape.org
Bruce's Cinquefoil
Potentilla bruceae
Calscape.org
Elegant Cinquefoil
Potentilla concinna
Calscape.org
Early Cinquefoil
Potentilla concinna var. proxima
Calscape.org
Crested Potentilla
Potentilla cristae
Calscape.org
Drummond's Cinquefoil
Potentilla drummondii
Calscape.org
Fan-foil
Potentilla flabellifolia
Calscape.org
Varileaf Cinquefoil
Potentilla glaucophylla