Southern California Wildflowers
Common names O-P

Brackets [ ] indicate taxa not necessarily recognized by the Jepson Manual but which I think are deserving of separate listings because they are so very different. Names preceded by the word 'Common' in brackets such as [Common] Hawkweed are not necessarily the most common species of the genus, but simply do not have any other descriptive name. The use of the name [Common] in this context is solely for indexing purposes.

* Indicates introduced and naturalized species



Oak,
    Blue (Quercus douglasii)
    Brewer's (Quercus garryana var. breweri)
    California black (Quercus kelloggii)
    Canyon live (Quercus chrysolepis)
    Channel Island scrub (Quercus pacifica)
    Coast live (Quercus agrifolia var. agrifolia)
    Desert scrub (Quercus john-tuckeri)
    Engelmann (Quercus engelmannii)
    Inland scrub (Quercus berberidifolia)
    Interior live (Quercus wislizeni var. wislizeni)
    Island (Quercus tomentella)
    Muller's (Quercus cornelius-mulleri)
    Palmer's (Quercus palmeri)
    San Gabriel Mountains leather (Quercus durata var. gabrielensis)
    Shrub live (Quercus turbinella)
    Shrubby interior live (Quercus wislizeni var. frutescens)
    Southern coast live (Quercus agrifolia var. oxyadenia)
    Tanbark (Notholithocarpus densiflorus)
    Torrey's scrub (Quercus acutidens)
Oak gooseberry (Ribes quercetorum)
Oak mistletoe (Phoradendron villosum)
Oak violet (Viola purpurea ssp. quercetorum)
Oats,
    Common wild (Avena fatua)*
    Slender (Avena barbata)*
Ocean blue larkspur (Delphinium parishii ssp. subglobosum)
Ocotillo (Fouquieria splendens ssp. splendens)
Oenanthe, Pacific (Oenanthe sarmentosa)
Ojai navarretia (Navarretia ojaiensis)
Oligomeris (Oligomeris linifolia)
Olive, Desert (Forestiera pubescens)
One flower fringed gentian (Gentianopsis simplex)
One-sided bluegrass (Poa secunda ssp. secunda)
One-sided wintergreen (Orthilia secunda)
Onion,
    Burlew's (Allium burlewii)
    Crested (Allium atrorubens var. cristatum)
    Davis's pitted (Allium lacunosum var. davisiae)
    Early (Allium praecox)
    Fringed (Allium fimbriatum var. fimbriatum)
    Mt. Pinos (Allium howellii var. clokeyi)
    Narrow-leaved (Allium amplectens)
    Parry's fringed (Allium parryi)
    Peninsular (Allium peninsulare var. peninsulare)
    Red-skinned (Allium haematochiton)
    San Bernardino mountain (Allium monticola)
    Sierra (Allium campanulatum)
Onionweed (Asphodelus fistulosus)*
Orchard grass (Dactylis glomerata)*
Orchid,
    Alaska rein (Piperia unalascensis)
    Dense-flowered rein (Piperia elongata)
    Rein (Piperia cooperi)
    Royal rein (Piperia unalascensis)
    Stream (Epipactis gigantea)
    White-flowered bog (Platanthera dilatata var. leucostachys)
Orchid rock-rose (Cistus Xpurpureus)*
Orcutt's bird's beak (Dicranostegia orcuttiana)
Orcutt's brodiaea (Brodiaea orcuttii)
Orcutt's dudleya (Dudleya attenuata ssp. orcuttii)
Orcutt's woody-aster (Xylorhiza orcuttii)
Orcutt's yellow pincushion (Chaenactis glabriuscula var. orcuttiana)
Oregon cliff fern (Woodsia oregana)
Oregon willow-herb (Epilobium oregonense)
Oriental mustard (Sisymbrium orientale)*
Oso berry (Oemleria cerasiformis)
Otay manzanita (Arctostaphylos otayensis)
Otay Mesa mint (Pogogyne nudiuscula)
Otay tarplant (Deinandra conjugens)
Oval-leaved buckwheat (Eriogonum ovalifolium var. ovalifolium)
Owl's clover,
    Dense-flowered (Castilleja densiflora ssp. gracilis)
    Hairy (Castilleja tenuis)
    Mojave (Castilleja exserta ssp. venusta)
    Purple (Castilleja exserta ssp. exserta)
    San Bernardino Mountains (Castilleja lasiorhyncha)
Oxalis, Wild (Oxalis californica)
Ox-eye daisy (Leucanthemum vulgare)*
Oxytheca,
    Cienega seca (Acanthoscyphus parishii var. cienegensis)
    Chickweed (Sidotheca caryophylloides)
    Cushenbury (Acanthoscyphus parishii var. goodmaniana)
    Parish's (Acanthoscyphus parishii var. parishii)
    Roundleaf (Oxytheca perfoliata)
    Threelobe (Sidotheca trilobata)
    Whitemargin (Sidotheca emarginata)
Oxytrope, Mountain (Oxytropis oreophila var. oreophila)
Pacific blazing star (Mentzelia obscura)
Pacific madrone (Arbutus menziesii)
Pacific ninebark (Physocarpus capitatus)
Pacific rush (Juncus effusus var. pacificus)
Pacific saltbush (Atriplex pacifica)
Pacific sanicle (Sanicula crassicaulis)
Pacific wildrye (Leymus pacificus)
Paintbrush,
    Ashy-gray (Castilleja cinerea)
    Coast (Castilleja affinis ssp. affinis)
    Desert (Castilleja linariifolia)
    Desert indian (Castilleja chromosa)
    Dwarf alpine (Castilleja nana)
    Frosted indian (Castilleja pruinosa)
    Great red (Castilleja miniata)
    Island (Castilleja hololeuca)
    Lesser indian (Castilleja minor ssp. spiralis)
    Martin's (Castilleja applegatei ssp. martinii)
    Soft-leaved indian (Castilleja mollis)
    Woolly indian (Castilleja foliolosa)
    Yellow (Castilleja plagiotoma)
Pale larkspur (Delphinium parishii ssp. pallidum)
Pale primrose (Camissoniopsis pallida ssp. pallida)
Pale yellow lupine (Lupinus luteolus)
Palmer beadpod (Physaria tenella)
Palmer's buckwheat (Eriogonum palmerianum)
Palmer's ceanothus (Ceanothus palmeri)
Palmer's crinklemat (Tiquilia palmeri)
Palmer's frankenia (Frankenia palmeri)
Palmer's goldenbush (Ericameria palmeri var. pachylepis)
Palmer's grappling hook (Harpagonella palmeri)
Palmer's mariposa lily (Calochortus palmeri var. palmeri)
Palmer's milkvetch (Astragalus palmeri)
Palmer's monkeyflower (Mimulus palmeri)
Palmer's oak (Quercus palmeri)
Palmer's penstemon (Penstemon palmeri var. palmeri)
Palmer's sagewort (Artemisia palmeri)
Palmer's sun cup (Tetrapteron palmeri)
Palo verde
    [Common] (Parkinsonia florida)
    [Common] fruit (Parkinsonia florida)
    Littleleaf (Parkinsonia microphylla)
Pampasgrass (Cortaderia selloana)*
Panamint buckwheat (Eriogonum panamintense)
Panamint butterfly bush (Buddleja utahensis)
Panamint daisy (Enceliopsis covillei)
Panamint milkvetch (Astragalus panamintensis)
Panamint phacelia (Phacelia perityloides var. perityloides)
Panamint prince's plume (Stanleya elata)
Pancake prickly pear (Opuntia chlorotica)
Panicled bulrush (Scirpus microcarpus)
Paperbag bush (Salazaria mexicana)
Paperflower (Psilostrophe cooperi)
Papillate dodder (Cuscuta californica var. papillosa)
Parish's bedstraw (Galium parishii)
Parish's bluecurls (Trichostema parishii)
Parish's broom-rape (Orobanche parishii ssp. parishii)
Parish's buckwheat (Eriogonum parishii)
Parish's catchfly (Silene parishii)
Parish's fleabane (Erigeron parishii)
Parish's goldenbush (Ericameria parishii var. parishii)
Parish's goldeneye (Bahiopsis parishii)
Parish's jacumba milkvetch (Astragalus douglasii var. parishii)
Parish's lupine (Lupinus latifolius var. parishii)
Parish's meadowfoam (Limnanthes alba ssp. parishii)
Parish's monkeyflower (Mimulus parishii)
Parish's needlegrass (Stipa parishii)
Parish's nightshade (Solanum parishii)
Parish's oxytheca (Acanthoscyphus parishii var. parishii)
Parish's poppy (Eschscholzia parishii)
Parish's psoralea (Rupertia rigida)
Parish's rock-cress (Boechera parishii)
Parish's sagebrush (Artemisia tridentata ssp. parishii)
Parish's tauschia (Tauschia parishii)
Parish's viguiera, see Parish's goldeneye
Parish's yampah,
    [Common] (Perideridia parishii ssp. parishii)
    Wide-leaved (Perideridia parishii ssp. latifolia)
Parry's collinsia (Collinsia parryi)
Parry's fringed onion (Allium parryi)
Parry's green-gentian (Swertia parryi)
Parry's hulsea (Hulsea vestita ssp. parryi)
Parry's jepsonia (Jepsonia parryi)
Parry's linanthus (Linanthus parryae)
Parry's lipfern (Cheilanthes parryi)
Parry's manzanita
    (Arctostaphylos parryana ssp. deserticum)
    (Arctostaphylos parryana ssp. parryana)
Parry's marina (Marina parryi)
Parry's nolina (Nolina parryi)
Parry's phacelia (Phacelia parryi)
Parry's pussypaws (Calyptridium parryi var. parryi)
Parry's rabbitbrush (Ericameria parryi var. aspera)
Parry's spurge (Chamaesyce parryi)
Parry's tetracoccus (Tetracoccus dioicus)
Parry's wild parsley (Lomatium parryi)
Parsley,
    Desert (Lomatium mohavense)
    Parry's wild (Lomatium parryi)
Patagonia plantain (Plantago patagonica)
Payson's jewelflower (Caulanthus simulans)
Pea,
    Chaparral (Pickeringia montana var. montana)
    Desert rock (Lotus rigidus)
    Woolly chaparral (Pickeringia montana var. tomentosa)
Peach, Desert (Prunus andersonii)
Pearlwort,
    Alpine (Sagina saginoides)
    Dwarf (Sagina apetala)*
    Western (Sagina decumbens ssp. occidentalis)
Pebble pincushion (Chaenactis carphoclinia var. carphoclinia)
Pectocarya,
    Bristly (Pectocarya setosa)
    Broad-fruited (Pectocarya platycarpa)
    Curvenut (Pectocarya recurvata)
    Hairy-leaved (Pectocarya heterocarpa)
    Slender (Pectocarya linearis ssp. ferocula)
    Winged (Pectocarya penicillata)
Pedicellate phacelia (Phacelia pedicellata)
Peirson's brown-eyed primrose (Chylismia claviformis ssp. peirsonii)
Peirson's lupine (Lupinus peirsonii)
Peirson's milkvetch (Astragalus magdalenae var. peirsonii)
Pellitory (Parietaria hespera var. hespera)
Pellitory, Pennsylvania (Parietaria pensylvanica)
Pencil cholla (Cylindropuntia ramosissima)
Peninsular manzanita (Arctostaphylos peninsularis)
Peninsular onion (Allium peninsulare var. peninsulare)
Pennsylvania pellitory (Parietaria pensylvanica)
Pennyroyal,
    California false (Hedeoma nanum ssp. californicum)
    Desert (Monardella exilis)
    Rock (Monardella robisonii)
Penstemon,
    Beaked (Penstemon rostriflorus)
    Desert (Penstemon pseudospectabilis)
    Firecracker (Penstemon eatonii var. undosus)
    Foothill (Penstemon heterophyllus var. australis)
    Foothill (Penstemon heterophyllus var. heterophyllus)
    Grinnell's (Penstemon grinnellii var. grinnellii)
    Grinnell's (Penstemon grinnellii var. scrophularioides)
    Heartleaf (Keckiella cordifolia)
    Little-leaved yellow (Keckiella antirrhinoides var. microphylla)
    Mountain blue (Penstemon laetus var. laetus)
    Palmer's (Penstemon palmeri var. palmeri)
    Royal (Penstemon speciosus)
    Showy (Penstemon spectabilis var. spectabilis)
    Showy (Penstemon spectabilis var. subviscosus)
    Thurber (Penstemon thurberi)
    Utah (Penstemon utahensis)
    Whorl-leaf (Keckiella ternata var. ternata)
    Yellow (Keckiella antirrhinoides var. antirrhinoides)
Pentachaeta,
    Golden-rayed (Pentachaeta aurea ssp. aurea)
    Lyon's (Pentachaeta lyonii)
    White-rayed pentachaeta (Pentachaeta aurea ssp. allenii)
Peony, Wild (Paeonia californica)
Pepper,
    Brazilian (Schinus terebinthifolius)*
    Peruvian (Schinus molle)*
    Peruvian, fruit (Schinus molle)*
Peppergrass,
    Hairy-podded (Lepidium lasiocarpum var. lasiocarpum)
    Mountain (Lepidium montanum var. cinereum)
    Perennial (Lepidium latifolium)*
    Shiny (Lepidium nitidum var. nitidum)
    Wild (Lepidium virginicum ssp. menziesii)
    Yellow (Lepidium flavum var. flavum)
Perennial chickweed (Cerastium fontanum ssp. vulgare)*
Perennial peppergrass (Lepidium latifolium)*
Perennial rock-cress (Boechera perennans)
Perennial sweet pea (Lathyrus latifolius)*
Perezia (Acourtia microcephala)
Periwinkle (Vinca major)*
Persian speedwell (Veronica persica)*
Peruvian pepper (Schinus molle)*
Peruvian pepper fruit (Schinus molle)*
Petty spurge (Euphorbia peplus)*
Petunia, Seaside (Petunia parviflora)
Phacelia,
    Alkali (Phacelia neglecta)
    Aven Nelson's (Phacelia anelsonii)
    Branching (Phacelia ramosissima var. latifolia) * These two vars. are Phacelia ramosissima in JM2
    Branching (Phacelia ramossisima var. ramossisima) * These two vars. are Phacelia ramosissima in JM2
    Caltha-leaved (Phacelia calthifolia)
    Caterpillar (Phacelia cicutaria var. cicutaria)
    Caterpillar (Phacelia cicutaria var. hispida)
    Changeable (Phacelia mutabilis)
    Charlotte's (Phacelia nashiana)
    Common (Phacelia distans)
    Curved-stem (Phacelia curvipes)
    Davidson's (Phacelia davidsonii)
    Death Valley (Phacelia vallis-mortae)
    Douglas (Phacelia douglasii)
    Fremont's (Phacelia fremontii)
    Great Valley (Phacelia ciliata)
    Hiddenflower (Phacelia cryptantha)
    Hubby's caterpillar (Phacelia hubbyi)
    Imbricate (Phacelia imbricata ssp. patula)
    Ives' (Phacelia ivesiana)
    Large-flowered (Phacelia grandiflora)
    Limestone (Phacelia affinis)
    Longstalk (Phacelia longipes)
    Low (Phacelia humilis var. dudleyi)
    Mojave (Phacelia mohavensis)
    Mountain (Phacelia imbricata ssp. imbricata)
    Northern Channel Islands (Phacelia insularis var. insularis)
    Notchleaf (Phacelia crenulata var. ambigua)
    Notchleaf (Phacelia crenulata var. crenulata)
    Panamint (Phacelia perityloides var. perityloides)
    Parry's (Phacelia parryi)
    Rock (Phacelia egena)
    Round-leaved (Phacelia rotundifolia)
    Smallflower notchleaf (Phacelia crenulata var. minutiflora)
    Southern mountain (Phacelia austromontana)
    Sticky (Phacelia viscida)
    Tansy (Phacelia tanacetifolia)
    Thick-leaved (Phacelia pachyphylla)
    Timberline (Phacelia hastata ssp. hastata)
    Yellow-throated (Phacelia brachyloba)
Phlox,
    Big Bear Valley (Phlox dolichantha)
    Common slender (Microsteris gracilis)
    Condensed (Phlox condensata)
    Southern mountain (Phlox austromontana)
    Spreading (Phlox diffusa)
    Stansbury (Phlox stansburyi)
Phlox-leaved bedstraw,
    (Galium andrewsii ssp. andrewsii)
    (Galium andrewsii ssp. intermedium)
Pickleweed, Virginia (Salicornia virginica)
Pigweed amaranth (Amaranthus albus)*
Pincushion,
    Esteve (Chaenactis stevioides)
    Fremont's (Chaenactis fremontii)
    Large-flowered (Chaenactis macrantha)
    Orcutt's yellow (Chaenactis glabriuscula var. orcuttiana)
    Pebble (Chaenactis carphoclinia var. carphoclinia)
    Santolina (Chaenactis santolinoides)
    White (Chaenactis artemisiifolia)
    Xantus (Chaenactis xantiana)
    Yellow (Chaenactis glabriuscula var. glabriuscula)
Pine,
    Aleppo (Pinus halapensis)*
    Bishop (Pinus muricata)
    Bristlecone (Pinus longaeva)
    Coulter (Pinus coulteri)
    Four-needle pinyon (Pinus quadrifolia)
    Gray (Pinus sabiniana)
    Jeffrey (Pinus jeffreyi)
    Knobcone (Pinus attenuata)
    Limber (Pinus flexilis)
    Lodgepole (Pinus contorta ssp. murrayana)
    Singleleaf pinyon (Pinus monophylla)
    Sugar (Pinus lambertiana)
    Torrey (Pinus torreyana)
    Yellow (Pinus ponderosa)
Pine dwarf mistletoe (Arceuthobium campylopodum)
Pine goldenbush (Ericameria pinifolia)
Pine green-gentian (Swertia neglecta)
Pine lousewort (Pedicularis semibarbata)
Pine rock-cress (Boechera pinetorum)
Pine violet (Viola pinetorum ssp. pinetorum)
Pineapple weed (Matricaria matricarioides)*
Pinedrops (Pterospora andromedea)
Pinegrove groundsmoke (Gayophytum oligospermum)
Pineland buckwheat (Eriogonum molestum)
Pinewoods cryptantha (Cryptantha simulans)
Pinewoods fritillary (Fritillaria pinetorum)
Pink,
    Ground (Linanthus dianthiflorus)
    Mexican (Silene laciniata ssp. laciniata)
    Windmill (Silene gallica)*
Pink alumroot (Heuchera rubescens var. alpicola)
Pink cudweed (Pseudognaphalium ramosissimum)
Pink fairy duster (Calliandra eriophylla)
Pink rock-rose (Cistus incanus)*
Pink sand verbena (Abronia umbellata var. umbellata)
Pink spineflower (Chorizanthe membranacea)
Pink-bracted manzanita (Arctostaphylos pringlei ssp. drupacea)
Pink-flowered bush mallow (Malacothamnus marrubioides)
Pin-point clover (Trifolium gracilentum var. gracilentum)
Pipestems (Clematis lasiantha)
Pipestems achenes (Clematis lasiantha)
Pipsissewa (Chimaphila umbellata)
Pitch trefoil (Bituminaria bituminosa)*
Pitcher sage,
    Crimson (Salvia spathacea)
    Fragrant (Lepechinia fragrans)
    Heartleaf (Lepechinia cardiophylla)
Plain mariposa lily (Calochortus invenustus)
Plain mariposa lily (blue form) (Calochortus invenustus)
Plantain,
    Broad-leaf (Plantago major)
    California (Plantago erecta)
    Cut-leaf (Plantago coronopus)*
    English (Plantago lanceolata)*
    Longleaf (Plantago elongata)
    Patagonia (Plantago patagonica)
    Sand (Plantago arenaria)*
    Water (Alisma triviale)
    Woolly (Plantago ovata)
Plectritis, Long-spurred (Plectritis ciliosa ssp. insignis)
Plume acacia (Albizia lophantha)*
Plummer's baccharis (Baccharis plummerae ssp. plummerae)
Plummer's mariposa lily (Calochortus plummerae)
Poison hemlock (Conium maculatum)*
Poison oak, Western (Toxicodendron diversilobum)
Poison sanicle (Sanicula bipinnata)
Pokeweed (Phytolacca americana)*
Polished blazing star (Mentzelia polita)
Polypody,
    California (Polypodium californicum)
    Western (Polypodium hesperium)
Pomona locoweed (Astragalus pomonensis)
Pondweed, Diverse-leaved (Potamogeton diversifolius)
Poodle-dog bush (Eriodictyon parryi)
Poor man's timothy (Iva hayesiana)
Popcorn flower,
    Adobe (Plagiobothrys acanthocarpus)
    Arizona (Plagiobothrys arizonicus)
    California (Plagiobothrys collinus var. fulvescens)
    Harsh (Plagiobothrys hispidulus)
    Hooked (Plagiobothrys undulatus)
    Mojave (Plagiobothrys jonesii)
    Prickly (Cryptantha echinella)
    Rusty-haired (Plagiobothrys nothofulvus)
    Slender (Plagiobothrys tenellus)
    Tawny (Plagiobothrys fulvus)
    Valley (Plagiobothrys canescens)
Poppy,
    Bush (Dendromecon rigida)
    California (Eschscholzia californica)
    Channel Island tree (Dendromecon harfordii)
    Desert gold (Eschscholzia glyptosperma)
    Fire (Papaver californicum)
    Little gold (Eschscholzia minutiflora)
    Matilija (Romneya coulteri)
    Mojave prickly (Argemone corymbosa)
    Parish's (Eschscholzia parishii)
    Pygmy (Canbya candida)
    Tufted (Eschscholzia caespitosa)
    Wind (Stylomecon heterophylla)
Poreleaf, Slender (Porophyllum gracile)
Portuguese broom (Cytisus striatus)*
Portulaca, Desert (Portulaca halimoides)
Poverty weed,
    [Common] (Iva axillaris ssp. robustior)
    Nuttall's (Monolepis nuttalliana)
Prickleleaf, Shockley's (Hecastocleis shockleyi)
Pricklepoppy, Mojave (Argemone corymbosa)
Prickly cryptantha (Cryptantha echinella)
Prickly cryptantha (Cryptantha muricata)
Prickly lettuce (Lactuca serriola)*
Prickly phlox,
    [Common] (Linanthus californicus)
    Mountain (Linanthus pungens)
    San Jacinto (Linanthus jaegeri)
Prickly popcorn flower (Cryptantha echinella)
Prickly sow-thistle (Sonchus asper ssp. asper)*
Prickly-pear,
    Chaparral (Opuntia oricola)
    Coast (Opuntia littoralis)
    Desert (Opuntia phaeacantha)
    Mojave (Opuntia polyacantha var. erinacea)
    Pancake (Opuntia chlorotica)
    Vasey's (Opuntia vaseyi)
    Western (Opuntia occidentalis)
Pride of the mountains (Penstemon newberryi var. newberryi)
Primrose,
    Beach (Camissonia cheiranthifolia ssp. suffruticosa)
    California evening (Oenothera californica ssp. californica)
    Channel Islands beach (Camissonia cheiranthifolia ssp. cheiranthifolia)
    Death Valley brown-eyed (Camissonia claviformis ssp. funerea)
    Desert evening (Oenothera californica ssp. avita)
    Dune (Oenothera deltoides ssp. deltoides)
    Eureka Dunes evening (Oenothera californica ssp. eurekensis)
    Hairy evening (Oenothera elata ssp. hirsutissima)
    Hooker's evening (Oenothera elata ssp. hookeri)
    Large yellow (Oenothera primiveris ssp. bufonis)
    Mojave brown-eyed (Camissonia claviformis ssp. claviformis)
    Mustard evening (Camissonia californica)
    Pale (Camissoniopsis pallida ssp. pallida)
    Peirson's brown-eyed (Camissonia claviformis ssp. peirsonii)
    Rose evening (Oenothera rosea)*
    Small evening (Camissonia micrantha)
    Spike (Epilobium densiflorum)
    Tufted evening (Oenothera caespitosa ssp. marginata)
Primrose monkeyflower (Mimulus primuloides ssp. primuloides)
Prince's pine, Little (Chimaphila menziesii)
Prince's plume,
    [Common] (Stanleya pinnata var. pinnata)
    Inyo (Stanleya pinnata var. inyoensis)
    Panamint (Stanleya elata)
Pringle eriophyllum (Eriophyllum pringlei)
Prostrate amaranth (Amaranthus blitoides)
Prostrate coast goldenbush (Isocoma menziesii var. sedoides)
Prostrate hutchinsia (Hutchinsia procumbens)
Prostrate navarretia (Navarretia prostrata)
Prostrate spineflower (Chorizanthe procumbens)
Prostrate spurge (Chamaesyce prostrata)*
Providence Mountains milkvetch (Astragalus nutans)
Prunus, Desert (Prunus eremophila)
Psoralea, Parish's (Rupertia rigida)
Puff-calyx gilia (Gilia aliquanta ssp. aliquanta)
Pulicaria (Pulicaria paludosa)*
Pullup muhly (Muhlenbergia filiformis)
Puncture vine (Tribulus terrestris)*
Purple bird's beak (Cordylanthus parviflorus)
Purple clarkia (Clarkia purpurea ssp. quadrivulnera)
Purple cudweed (Gamochaeta ustulata)
Purple false-brome (Brachypodium distachyon)*
Purple false-gilia (Allophyllum divaricatum)
Purple mat (Nama demissum var. covillei)
Purple mat (Nama demissum var. demissum)
Purple Mexican bush sage (Salvia leucantha cv. "Midnight")
Purple monkeyflower (Mimulus purpureus)
Purple needlegrass (Nassella pulchra)
Purple nightshade (Solanum xanti)
Purple nightshade fruit (Solanum xanti)
Purple owl's clover (Castilleja exserta ssp. exserta)
Purple sage (Salvia leucophylla)
Purple sanicle (Sanicula bipinnatifida)
Purple salsify (Tragopogon porrifolius)*
Purpus's gilia (Gilia leptantha ssp. purpusii)
Pursh's milkvetch (Astragalus purshii var. lectulus)
Pursh's milkvetch (Astragalus purshii var. tinctus)
Purslane,
    [Common] (Portulaca oleracea)*
    Lowland (Trianthema portulacastrum)
Purslane speedwell (Veronica peregrina ssp. xalapensis)
Pussypaws,
    [Common] (Calyptridium monospermum)
    Parry's (Calyptridium parryi var. parryi)
    Pygmy (Calyptridium pygmaeum)
Pussytoes,
    Alpine (Antennaria media)
    Low (Antennaria dimorpha)
    Rosy (Antennaria rosea ssp. confinis)
Pygmy hulsea (Hulsea vestita ssp. pygmaea)
Pygmy linanthus (Leptosiphon pygmaeus ssp. continentalis)
Pygmy lotus (Acmispon haydonii)
Pygmy madia (Hemizonella minima)
Pygmy poppy (Canbya candida)
Pygmy pussypaws (Calyptridium pygmaeum)
Pygmy weed
  [Common] (Crassula connata)
  Water (Crassula aquatica)
Pygmyleaf, Spreading (Loeflingia squarrosa)
Pyrrocoma, Bear Valley (Pyrrocoma uniflora var. gossypina)

Index Home Page