Kellogg's Yampah
Perideridia kelloggii
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Arctic Sweet Coltsfoot
Petasites frigidus var. palmatus
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Bolander's Phacelia
Phacelia bolanderi
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Great Valley Phacelia
Phacelia ciliata
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Imbricate Phacelia
Phacelia imbricata
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Cheyenne Mock Orange
Philadelphus lewisii 'Cheyenne'
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Covelo Mock Orange
Philadelphus lewisii 'Covelo'
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Goose Creek Mock Orange
Philadelphus lewisii 'Goose Creek'
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Marjorie Schmidt Mock Orange
Philadelphus lewisii 'Marjorie Schmidt'
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Desert Syringa
Philadelphus microphyllus
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Lodgepole Pine
Pinus contorta
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Shore Pine
Pinus contorta ssp. contorta
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Sugar Pine
Pinus lambertiana
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Oneneedle Pinyon Pine
Pinus monophylla
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Bishop Pine
Pinus muricata
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Ponderosa Pine
Pinus ponderosa
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Dotseed Plantain
Plantago erecta
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Naked Plantain
Plantago subnuda
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Western Sycamore
Platanus racemosa
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Marsh Fleabane
Pluchea odorata
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One Sided Blue Grass
Poa secunda
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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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Western Sword Fern
Polystichum munitum
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Fremont Cottonwood
Populus fremontii
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Slender Cinquefoil
Potentilla gracilis
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Padre's Shootingstar
Primula clevelandii
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Wild Cherry Hybrid
Prunus 'Intermedia'
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Bitter Cherry
Prunus emarginata
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Catalina Cherry
Prunus ilicifolia ssp. lyonii
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California Cudweed
Pseudognaphalium californicum
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Wright's Cudweed
Pseudognaphalium canescens
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Wright's Cudweed
Pseudognaphalium microcephalum
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Engelmann Oak
Quercus engelmannii
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Interior Live Oak
Quercus wislizeni
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California Buttercup
Ranunculus californicus
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Spiny Redberry
Rhamnus crocea
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Western Azalea
Rhododendron occidentale
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Lemonade Berry
Rhus integrifolia
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Golden Currant
Ribes aureum
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Golden Currant
Ribes aureum var. aureum
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Golden Currant
Ribes aureum var. gracillimum
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Wax Currant
Ribes cereum
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White Flowering Currant
Ribes indecorum
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Christy Ridge Chaparral Currant
Ribes malvaceum 'Christy Ridge'
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Rinconada Rose Chaparral Currant
Ribes malvaceum 'Rinconada Rose'
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Chaparral Currant
Ribes malvaceum var. viridifolium
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Ortega Beauty Chaparral Currant
Ribes malvaceum var. viridifolium 'Ortega Beauty'
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Barrie Coate Pink-flowering Currant
Ribes sanguineum 'Barrie Coate'
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Brocklebankii Red Flowering Currant
Ribes sanguineum 'Brocklebankii'
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Claremont Pink-flowering Currant
Ribes sanguineum var. glutinosum 'Claremont'
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Inverness White Pink-flowering Currant
Ribes sanguineum var. glutinosum 'Inverness White'
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Mesa Rose Pink-flowering Currant
Ribes sanguineum var. glutinosum 'Mesa Rose'
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Spring Showers Pink Flowering Currant
Ribes sanguineum var. glutinosum 'Spring Showers'
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Tranquillon Ridge Pink-flowering Currant
Ribes sanguineum var. glutinosum 'Tranquillon Ridge'
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Fuchsiaflower Gooseberry
Ribes speciosum
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Pincushion Fuchsia Flowering Gooseberry
Ribes speciosum 'Pincushion'
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Rana Creek Fuchsia Flowering Gooseberry
Ribes speciosum 'Rana Creek'
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Spooner's Mesa Evergreen Currant
Ribes viburnifolium 'Spooner's Mesa'
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White Cloud Matilija Poppy
Romneya coulteri 'White Cloud'