Gray Beardtongue
Penstemon cinereus
Calscape.org
Calscape.org
Firecracker Penstemon
Penstemon eatonii
Calscape.org
Grinnell's Beardtongue
Penstemon grinnellii
Calscape.org
Foothill Penstemon
Penstemon heterophyllus
Calscape.org
Blue Gem Foothill Penstemon
Penstemon heterophyllus 'Blue Gem'
Calscape.org
Blue Springs Foothill Penstemon
Penstemon heterophyllus 'Blue Springs'
Calscape.org
Margarita BOP Penstemon
Penstemon heterophyllus 'Margarita BOP'
Calscape.org
San Gabriel Beardtongue
Penstemon labrosus
Calscape.org
Derived Penstemon
Penstemon neotericus
Calscape.org
St. Helena Sonoma Beardtongue
Penstemon newberryi var. sonomensis 'St. Helena'
Calscape.org
Small Penstemon
Penstemon parvulus
Calscape.org
Small Flowered Penstemon
Penstemon procerus
Calscape.org
Western Small Flowered Penstemon
Penstemon procerus var. formosus
Calscape.org
Beaked Penstemon
Penstemon rostriflorus
Calscape.org
Rydberg's Penstemon
Penstemon rydbergii
Calscape.org
Royal Penstemon
Penstemon speciosus
Calscape.org
Thurber's Penstemon
Penstemon thurberi
Calscape.org
Magenta Marvel Hybrid Penstemon
Penstemon x parishii 'Magenta Marvel'
Calscape.org
Bolander's Yampah
Perideridia bolanderi
Calscape.org
Kellogg's Yampah
Perideridia kelloggii
Calscape.org
Parish's Yampah
Perideridia parishii
Calscape.org
Bolander's Phacelia
Phacelia bolanderi
Calscape.org
Rock Phacelia
Phacelia californica
Calscape.org
Branching Phacelia
Phacelia ramosissima
Calscape.org
Mock Orange
Philadelphus lewisii
Calscape.org
Cheyenne Mock Orange
Philadelphus lewisii 'Cheyenne'
Calscape.org
Covelo Mock Orange
Philadelphus lewisii 'Covelo'
Calscape.org
Goose Creek Mock Orange
Philadelphus lewisii 'Goose Creek'
Calscape.org
Marjorie Schmidt Mock Orange
Philadelphus lewisii 'Marjorie Schmidt'
Calscape.org
Desert Snow Littleleaf Mock Orange
Philadelphus microphyllus 'Desert Snow'
Calscape.org
Common Reed
Phragmites australis
Calscape.org
Purple Mountain Heath
Phyllodoce breweri
Calscape.org
Ivyleaf Groundcherry
Physalis hederifolia
Calscape.org
Siskiyou Beauty Ninebark
Physocarpus capitatus 'Siskiyou Beauty'
Calscape.org
Tilden Park Ninebark
Physocarpus capitatus 'Tilden Park'
Calscape.org
Weeping Spruce
Picea breweriana
Calscape.org
Chaparral Pea
Pickeringia montana
Calscape.org
Dwarf Pine
Pinus albicaulis
Calscape.org
Lodgepole Pine
Pinus contorta
Calscape.org
Twoneedle Pinyon
Pinus edulis
Calscape.org
Limber Pine
Pinus flexilis
Calscape.org
Naked Plantain
Plantago subnuda
Calscape.org
Marsh Fleabane
Pluchea odorata
Calscape.org
Arrow Weed
Pluchea sericea
Calscape.org
Glaucous Bluegrass
Poa glauca
Calscape.org
One Sided Blue Grass
Poa secunda
Calscape.org
One-sided Bluegrass
Poa secunda ssp. secunda
Calscape.org
Beach Knotweed
Polygonum paronychia
Calscape.org
Broad-leaved Pondweed
Potamogeton amplifolius
Calscape.org
Nuttall's Ribbon-leaved Pondweed
Potamogeton epihydrus
Calscape.org
Floating Leaved Pondweed
Potamogeton natans
Calscape.org
Long-leaved Pondweed
Potamogeton nodosus
Calscape.org
Robbins' Pondweed
Potamogeton robbinsii
Calscape.org
Eel-grass Pondweed
Potamogeton zosteriformis
Calscape.org
Slender Cinquefoil
Potentilla gracilis
Calscape.org
Mesquite
Prosopis glandulosa var. torreyana
Calscape.org
Common Selfheal
Prunella vulgaris
Calscape.org
Lance Leaf Self Heal
Prunella vulgaris var. lanceolata
Calscape.org
California Cudweed
Pseudognaphalium californicum
Calscape.org
Wright's Cudweed
Pseudognaphalium canescens