Common name begins with:A,
B,
C,
D,
E,
F,
G,
H,
I,
J,
K,
L,
M,
N,
O,
P,
Q,
R,
S,
T,
U,
V,
W,
X,
Y,
Z
Names beginning with P: paint,
paintbrush,
paiuteweed,
pampas grass,
Panaeolus,
Panellus,
panicgrass,
panicum,
pansy,
Panus,
parachute,
paradise plant,
parasol,
parchment,
parnassus,
parsely,
parsley-piert,
parsnip,
partridgefoot,
pasqueflower,
pathfinder,
pax,
Paxillus,
pea,
pea-rock,
peach,
pear,
pearleaf,
pearlflower,
pearlwort,
peas,
peashrub,
peavine,
pectocarya,
pellitory,
pencils,
penny,
pennycress,
pennyroyal,
penstemon,
peony,
pepper,
peppergrass,
peppermint,
pepperweed,
pepperwort,
periwinkle,
pestle,
phacelia,
Phaeocollybia,
pheasant's-eye,
Phellodon,
Phlebia,
phlox,
Pholiota,
Pickerel-weed,
pig's-ear,
pig's-ears,
pigeonberry,
piggyback,
piggyback-plant,
pigweed,
pillwort,
pimpernel,
pimple,
pincushion,
pincushion-plant,
pine,
pine spike,
pine-spike,
pinedrops,
pinefoot,
pinegrass,
pinesap,
pink,
pinkfairies,
pinkgill,
pinky,
pint,
pinwheel,
Pipsissewa,
pipsissewa,
Pipsissewa,
pitchfork,
plagiobothrys,
plainsmustard,
plane-tree,
plant,
plantain,
plectritis,
plum,
plumeless thistle,
plums-and-custard,
Pluteus,
podfern,
poison,
poison hemlock,
poison ivy,
poison-ivy,
poison-oak,
poisonpie,
pokeberry,
pokeweed,
polemonium,
polypody,
polypore,
pondweed,
poplar,
poppy,
poque,
porcini,
porecrust,
potato,
povertyweed,
powder-cap,
powdercap,
prairie coneflower,
prairie sage,
prairie star,
prairie-clover,
prairie-crocus,
pricklegrass,
prickly-pear,
prickly-poppy,
primrose,
primrose-willow,
prince,
prince's-pine,
princess tree,
privet,
professor-weed,
prunes-and-custard,
Psathyrella,
Psilocybe,
puccoon,
puddingberry,
puff-ball,
puffball,
puffbowl,
puncturebract,
purples,
purslane,
pussy-toes,
pussypaws,
pussytoes,
pygmyflower,
pygmyleaf,
pygmyweed,
pyrola
Paint
Indian paint (
Blitum capitatum) – 12 photos
Paintbrush
acute paintbrush (
Castilleja hispida var.
acuta) – 4 photos
attenuate paintbrush (
Castilleja attenuata) – 26 photos
Chambers's Indian paintbrush (
Castilleja chambersii) – 3 photos
cliff paintbrush (
Castilleja rupicola) – 26 photos
coast paintbrush (
Castilleja litoralis) – 10 photos
common paintbrush (
Castilleja miniata) – 63 photos
Cusick's paintbrush (
Castilleja cusickii) – 23 photos
deer paintbrush (
Castilleja cervina) – 7 photos
Dixon's paintbrush (
Castilleja miniata var.
dixonii) – 18 photos
Elmer's paintbrush (
Castilleja elmeri) – 55 photos
frosted paintbrush (
Castilleja pruinosa) – 5 photos
golden paintbrush (
Castilleja levisecta) – 32 photos
harsh paintbrush (
Castilleja hispida) – 34 photos
harsh paintbrush (
Castilleja hispida var.
acuta) – 4 photos
harsh paintbrush (
Castilleja hispida var.
hispida) – 48 photos
magenta paintbrush (
Castilleja parviflora var.
oreopola) – 42 photos
mountain Indian paintbrush (
Castilleja parviflora var.
albida) – 34 photos
northwestern paintbrush (
Castilleja angustifolia) – 5 photos
obscure paintbrush (
Castilleja cryptantha) – 34 photos
Olympic paintbrush (
Castilleja parviflora var.
olympica) – 21 photos
Pacific paintbrush (
Castilleja litoralis) – 10 photos
pruinose paintbrush (
Castilleja pruinosa) – 5 photos
rhexia-leaved paintbrush (
Castilleja rhexiifolia) – 13 photos
salt-marsh paintbrush (
Castilleja ambigua var.
ambigua) – 21 photos
scarlet paintbrush (
Castilleja miniata) – 63 photos
scarlet paintbrush (
Castilleja miniata var.
miniata) – 24 photos
seep paintbrush (
Castilleja minor var.
exilis) – 11 photos
small-flowered paintbrush (
Castilleja parviflora) – 7 photos
Suksdorf's paintbrush (
Castilleja suksdorfii) – 21 photos
thin paintbrush (
Castilleja tenuis) – 27 photos
Thompson's paintbrush (
Castilleja thompsonii) – 71 photos
Victoria's paintbrush (
Castilleja victoriae) – 7 photos
yellow paintbrush (
Castilleja lutescens) – 18 photos
Paiuteweed
paiuteweed (
Suaeda calceoliformis) – 13 photos
Pampas grass
purple pampas grass (
Cortaderia jubata) – 15 photos
Panaeolus
belted Panaeolus (
Panaeolus subbalteatus) – 3 photos
haymaker's Panaeolus (
Panaeolina foenisecii (Panaeolus)) – 2 photos
ringed Panaeolus (
Panaeolus semiovatus) – 4 photos
Panellus
luminescent Panellus (
Panellus stipticus) – 4 photos
Panicgrass
hairy panicgrass (
Dichanthelium acuminatum ssp.
fasciculatum) – 11 photos
or common panicgrass (
Panicum capillare ssp.
capillare) – 12 photos
Panicum
fall panicum (
Panicum dichotomiflorum) – 6 photos
fall panicum (
Panicum dichotomiflorum ssp.
dichotomiflorum) – 14 photos
Pansy
desert pansy (
Viola trinervata) – 55 photos
European field pansy (
Viola arvensis) – 15 photos
Panus
hairy Panus (
Lentinus strigosus) – 4 photos
ruddy Panus (
Lentinus strigosus) – 4 photos
Parachute
horsehair parachute (
Marasmius androsaceus) – 1 photo
leaf parachute (
Marasmius epiphyllus) – 2 photos
Paradise plant
paradise plant (
Daphne mezereum) – 1 photo
Parasol
brown-eyed parasol (
Lepiota cristata) – 4 photos
flaming parasol (
Lepiota flammeotincta) – 1 photo
flower pot parasol (
Leucocoprinus birnbaumii) – 3 photos
Japanese parasol (
Parasola plicatilis) – 4 photos
onion-stalk parasol (
Leucocoprinus cepistipes) – 2 photos
red-eyed parasol (
Leucoagaricus rubrotinctus) – 3 photos
red-tinged parasol (
Leucoagaricus rubrotinctus) – 3 photos
saffron parasol (
Cystoderma amianthinum) – 7 photos
shaggy parasol (
Chlorophyllum brunneum) – 3 photos
shaggy-stalked parasol (
Lepiota clypeolaria) – 4 photos
smooth parasol (
Leucoagaricus leucothites) – 10 photos
stinking parasol (
Lepiota cristata) – 4 photos
yellow parasol (
Leucocoprinus birnbaumii) – 3 photos
Parchment
bleeding conifer parchment (
Stereum sanguinolentum cf.) – 1 photo
hairy parchment (
Stereum hirsutum) – 14 photos
Parnassus
fringed grass of parnassus (
Parnassia fimbriata) – 52 photos
Parsely
parsely (
Petroselinum crispum) – 3 photos
Parsley-piert
field parsley-piert (
Aphanes arvensis) – 18 photos
small-fruited parsley-piert (
Aphanes australis) – 10 photos
western parsley-piert (
Aphanes occidentalis) – 3 photos
Parsnip
common parsnip (
Pastinaca sativa) – 19 photos
water parsnip (
Sium suave) – 15 photos
wild parsnip (
Pastinaca sativa) – 19 photos
Partridgefoot
partridgefoot (
Luetkea pectinata) – 52 photos
Pasqueflower
mountain pasqueflower (
Anemone occidentalis) – 75 photos
pasqueflower (
Anemone patens) – 2 photos
western pasqueflower (
Anemone occidentalis) – 75 photos
Pathfinder
pathfinder (
Adenocaulon bicolor) – 40 photos
Pax
fan pax (
Tapinella panuoides (Paxillus)) – 2 photos
inrolled pax (
Paxillus involutus) – 9 photos
velvet pax (
Tapinella atrotomentosa) – 6 photos
Paxillus
stalkless Paxillus (
Tapinella panuoides (Paxillus)) – 2 photos
Pea
beach pea (
Lathyrus japonicus) – 18 photos
few-flowered pea (
Lathyrus pauciflorus var.
pauciflorus) – 25 photos
Pacific pea (
Lathyrus vestitus var.
vestitus) – 3 photos
Sierra pea (
Lathyrus nevadensis var.
nevadensis) – 12 photos
Pea-rock
pea-rock (
Pisolithus arhizus (tinctorius)) – 5 photos
Peach
peach (
Prunus persica) – 2 photos
Pear
Callery pear (
Pyrus calleryana) – 6 photos
common pear (
Pyrus communis) – 10 photos
Pearleaf
pearleaf (
Leptarrhena pyrolifolia) – 45 photos
Pearlflower
western pearlflower (
Heterocodon rariflorus) – 12 photos
Pearlwort
alpine pearlwort (
Sagina saginoides) – 16 photos
annual pearlwort (
Sagina apetala) – 11 photos
arctic pearlwort (
Sagina saginoides) – 16 photos
bird-eye pearlwort (
Sagina procumbens) – 19 photos
stick-stemmed pearlwort (
Sagina maxima ssp.
crassicaulis) – 14 photos
western pearlwort (
Sagina decumbens ssp.
occidentalis) – 25 photos
Peas
tufted vetch (
Vicia cracca) – 21 photos
Peashrub
Siberian peashrub (
Caragana arborescens) – 25 photos
Peavine
beach peavine (
Lathyrus littoralis) – 15 photos
cream-flowered peavine (
Lathyrus ochroleucus) – 4 photos
everlasting peavine (
Lathyrus latifolius) – 23 photos
few-flowered peavine (
Lathyrus pauciflorus) – 4 photos
grass peavine (
Lathyrus sphaericus) – 8 photos
leafy peavine (
Lathyrus polyphyllus) – 20 photos
marsh peavine (
Lathyrus palustris) – 3 photos
narrow-leaf peavine (
Lathyrus sylvestris) – 7 photos
Nevada peavine (
Lathyrus lanszwertii) – 19 photos
Pacific peavine (
Lathyrus vestitus var.
ochropetalus) – 11 photos
perennial peavine (
Lathyrus latifolius) – 23 photos
Sierra peavine (
Lathyrus nevadensis) – 7 photos
thick-leaved peavine (
Lathyrus lanszwertii) – 19 photos
thick-leaved peavine (
Lathyrus lanszwertii var.
lanszwertii) – 6 photos
Torrey's peavine (
Lathyrus torreyi) – 19 photos
Pectocarya
little pectocarya (
Gruvelia) – 13 photos
winged pectocarya (
Pectocarya penicillata) – 13 photos
Pellitory
Pennsylvania pellitory (
Parietaria pensylvanica) – 18 photos
Pencils
pink pencils (
Ramaria cyaneigranosa var.
elongata) – 4 photos
Penny
tinker's penny (
Hypericum anagalloides) – 32 photos
Pennycress
Fendler's pennycress (
Noccaea fendleri) – 3 photos
field pennycress (
Thlaspi arvense) – 22 photos
perfoliate pennycress (
Microthlaspi perfoliatum) – 20 photos
Pennyroyal
pennyroyal (
Mentha pulegium) – 10 photos
Penstemon
Blue Mountain penstemon (
Penstemon venustus) – 39 photos
broad-leaved penstemon (
Penstemon ovatus) – 25 photos
bush penstemon (
Penstemon fruticosus) – 23 photos
coast penstemon (
Penstemon serrulatus) – 56 photos
crested-tongue penstemon (
Penstemon eriantherus) – 4 photos
Davidson's penstemon (
Penstemon davidsonii) – 19 photos
fuzzy-tongue penstemon (
Penstemon eriantherus) – 4 photos
gairdner's penstemon (
Penstemon gairdneri) – 8 photos
Gairdner's penstemon (
Penstemon gairdneri var.
gairdneri) – 39 photos
glandular penstemon (
Penstemon glandulosus) – 4 photos
hot-rock penstemon (
Penstemon deustus) – 1 photo
hot-rock penstemon (
Penstemon deustus var.
deustus) – 24 photos
hotrock penstemon (
Penstemon deustus var.
variabilis) – 6 photos
lowly penstemon (
Penstemon humilis) – 5 photos
lowly penstemon (
Penstemon humilis var.
humilis) – 24 photos
Palmer's penstemon (
Penstemon palmeri) – 16 photos
Palmer's penstemon (
Penstemon palmeri var.
palmeri) – 1 photo
Richardson's penstemon (
Penstemon richardsonii) – 14 photos
Richardson's penstemon (
Penstemon richardsonii var.
richardsonii) – 24 photos
rock penstemon (
Penstemon rupicola) – 63 photos
Roezl's penstemon (
Penstemon roezlii) – 2 photos
Rydberg's penstemon (
Penstemon rydbergii var.
oreocharis) – 36 photos
sand dune penstemon (
Penstemon acuminatus) – 15 photos
sand dune penstemon (
Penstemon acuminatus var.
acuminatus) – 5 photos
scabland penstemon (
Penstemon deustus var.
variabilis) – 6 photos
scorched penstemon (
Penstemon deustus var.
variabilis) – 6 photos
sharp-leaved penstemon (
Penstemon acuminatus) – 15 photos
sharp-leaved penstemon (
Penstemon acuminatus var.
acuminatus) – 5 photos
showy penstemon (
Penstemon speciosus) – 48 photos
shrubby penstemon (
Penstemon fruticosus) – 23 photos
shrubby penstemon (
Penstemon fruticosus var.
fruticosus) – 39 photos
shrubby penstemon (
Penstemon fruticosus var.
scouleri) – 12 photos
shrubby penstemon (
Penstemon fruticosus var.
serratus) – 15 photos
small-flowered penstemon (
Penstemon procerus) – 26 photos
small-flowered penstemon (
Penstemon procerus var.
procerus) – 6 photos
small-flowered penstemon (
Penstemon procerus var.
tolmiei) – 25 photos
sticky-stem penstemon (
Penstemon glandulosus var.
chelanensis) – 26 photos
sticky-stem penstemon (
Penstemon glandulosus var.
glandulosus) – 11 photos
sulphur penstemon (
Penstemon attenuatus) – 6 photos
sulphur penstemon (
Penstemon attenuatus var.
attenuatus) – 9 photos
taper-leaved penstemon (
Penstemon attenuatus) – 6 photos
taper-leaved penstemon (
Penstemon attenuatus var.
attenuatus) – 9 photos
Whited's fuzzy-tongue penstemon (
Penstemon eriantherus var.
whitedii) – 20 photos
Peony
brown's peony (
Paeonia brownii) – 45 photos
western peony (
Paeonia brownii) – 45 photos
Pepper
water pepper (
Persicaria hydropiperoides) – 15 photos
Peppergrass
alkali peppergrass (
Lepidium dictyotum) – 4 photos
branched peppergrass (
Lepidium ramosissimum) – 10 photos
broad-leaved peppergrass (
Lepidium latifolium) – 21 photos
clasping-leaved peppergrass (
Lepidium perfoliatum) – 27 photos
coastal peppergrass (
Lepidium virginicum ssp.
menziesii) – 18 photos
common peppergrass (
Lepidium densiflorum) – 17 photos
dull peppergrass (
Lepidium ramosissimum) – 5 photos
elongate peppergrass (
Lepidium densiflorum) – 17 photos
hairy peppergrass (
Lepidium virginicum ssp.
menziesii) – 18 photos
hairy-fruited peppergrass (
Lepidium densiflorum) – 17 photos
Idaho peppergrass (
Lepidium virginicum ssp.
menziesii) – 18 photos
large-fruited peppergrass (
Lepidium densiflorum) – 17 photos
Menzies' peppergrass (
Lepidium virginicum ssp.
menziesii) – 18 photos
peppergrass (
Lepidium latifolium) – 21 photos
prairie peppergrass (
Lepidium densiflorum) – 17 photos
round-leaved peppergrass (
Lepidium perfoliatum) – 27 photos
shining peppergrass (
Lepidium nitidum) – 26 photos
tall peppergrass (
Lepidium virginicum ssp.
menziesii) – 18 photos
tall western peppergrass (
Lepidium virginicum ssp.
menziesii) – 18 photos
veiny peppergrass (
Lepidium dictyotum) – 4 photos
yellow-flowered peppergrass (
Lepidium perfoliatum) – 27 photos
Peppermint
peppermint (
Mentha ×
piperita) – 16 photos
Pepperweed
purple-anther pepperweed (
Lepidium heterophyllum) – 16 photos
Smith's pepperweed (
Lepidium heterophyllum) – 16 photos
tall pepperweed (
Lepidium virginicum) – 1 photo
Pepperwort
broad-leaved pepperwort (
Lepidium latifolium) – 21 photos
clasping peppergrass pepperwort (
Lepidium perfoliatum) – 27 photos
field peppergrass pepperwort (
Lepidium campestre) – 21 photos
forked pepperwort (
Lepidium oxycarpum) – 2 photos
hoary pepperwort (
Lepidium draba) – 72 photos
Nelson's pepperwort (
Marsilea oligospora) – 2 photos
pepperwort (
Lepidium campestre) – 21 photos
pepperwort (
Lepidium perfoliatum) – 27 photos
pepperwort (
Marsilea vestita) – 18 photos
sharpfruited pepperwort (
Lepidium oxycarpum) – 2 photos
water-clover pepperwort (
Marsilea vestita) – 18 photos
Periwinkle
greater periwinkle (
Vinca major) – 12 photos
lesser periwinkle (
Vinca minor) – 13 photos
Pestle
strap-shaped pestle (
Clavariadelphus sachalinensis) – 1 photo
Phacelia
Bolander's phacelia (
Phacelia bolanderi) – 18 photos
branched phacelia (
Phacelia ramosissima) – 18 photos
branched phacelia (
Phacelia ramosissima var.
ramosissima) – 7 photos
least phacelia (
Phacelia minutissima) – 5 photos
low phacelia (
Phacelia humilis) – 17 photos
low phacelia (
Phacelia humilis var.
humilis) – 12 photos
shade phacelia (
Phacelia nemoralis) – 7 photos
silky phacelia (
Phacelia sericea) – 40 photos
silky phacelia (
Phacelia sericea var.
sericea) – 13 photos
silverleaf phacelia (
Phacelia hastata) – 26 photos
silverleaf phacelia (
Phacelia hastata var.
compacta) – 21 photos
silverleaf phacelia (
Phacelia hastata var.
hastata) – 33 photos
sticky phacelia (
Phacelia glandulifera) – 12 photos
thread-leaf phacelia (
Phacelia linearis) – 62 photos
varileaf phacelia (
Phacelia heterophylla var.
heterophylla) – 28 photos
varileaf phacelia (
Phacelia heterophylla var.
virgata) – 10 photos
whiteleaf phacelia (
Phacelia hastata) – 26 photos
whiteleaf phacelia (
Phacelia hastata var.
compacta) – 21 photos
whiteleaf phacelia (
Phacelia hastata var.
hastata) – 33 photos
woodland phacelia (
Phacelia nemoralis) – 7 photos
woodland phacelia (
Phacelia nemoralis var.
oregonensis) – 13 photos
Phaeocollybia
Kit's Phaeocollybia (
Phaeocollybia scatesiae) – 1 photo
pretty Phaeocollybia (
Phaeocollybia fallax) – 3 photos
Pheasant's-eye
summer pheasant's-eye (
Adonis aestivalis) – 6 photos
Phellodon
zoned Phellodon (
Phellodon tomentosus) – 3 photos
Phlebia
radiating Phlebia (
Phlebia radiata) – 1 photo
Phlox
clumped phlox (
Phlox caespitosa) – 24 photos
clustered phlox (
Phlox caespitosa) – 24 photos
Henderson's phlox (
Phlox hendersonii) – 13 photos
Hood's phlox (
Phlox hoodii) – 33 photos
Hood's phlox (
Phlox hoodii ssp.
canescens) – 10 photos
long-leaf phlox (
Phlox longifolia) – 49 photos
many-flowered phlox (
Phlox multiflora) – 16 photos
prickly phlox (
Linanthus pungens) – 27 photos
showy phlox (
Phlox speciosa) – 54 photos
slender phlox (
Microsteris gracilis) – 66 photos
Snake River phlox (
Phlox colubrina) – 10 photos
soft phlox (
Phlox mollis) – 6 photos
spreading phlox (
Phlox diffusa) – 83 photos
sticky phlox (
Phlox viscida) – 17 photos
stiff phlox (
Phlox caespitosa) – 24 photos
tufted phlox (
Phlox caespitosa) – 24 photos
yeti phlox (
Phlox solivaga) – 2 photos
Pholiota
bitter Pholiota (
Pholiota astragalina) – 4 photos
bristly Pholiota (
Pholiota squarrosoides) – 2 photos
destructive Pholiota (
Pholiota populnea) – 9 photos
flaming Pholiota (
Pholiota flammans) – 8 photos
golden false Pholiota (
Phaeolepiota aurea) – 10 photos
golden Pholiota (
Pholiota aurivella) – 7 photos
ground Pholiota (
Pholiota terrestris) – 6 photos
lemon-yellow Pholiota (
Pholiota limonella) – 6 photos
pinkish-orange Pholiota (
Pholiota astragalina) – 4 photos
poplar Pholiota (
Pholiota populnea) – 9 photos
slender Pholiota (
Pholiota spumosa) – 6 photos
terrestrial Pholiota (
Pholiota terrestris) – 6 photos
yellow Pholiota (
Pholiota flammans) – 8 photos
Pickerel-weed
Pickerel-weed (
Pontederia cordata) – 2 photos
Pig's-ear
pig's-ear (
Gomphus clavatus) – 11 photos
Pig's-ears
pig's-ears (
Gomphus clavatus) – 11 photos
Pigeonberry
pigeonberry (
Phytolacca americana) – 17 photos
Piggyback
powdery piggyback (
Asterophora lycoperdoides) – 4 photos
silky piggyback (
Asterophora parasitica) – 2 photos
Piggyback-plant
piggyback-plant (
Tolmiea menziesii) – 33 photos
Pigweed
green pigweed (
Amaranthus hybridus) – 13 photos
pigweed (
Chenopodium album) – 27 photos
prostrate pigweed (
Amaranthus blitoides) – 9 photos
redroot pigweed (
Amaranthus retroflexus) – 16 photos
rough pigweed (
Amaranthus retroflexus) – 16 photos
smooth pigweed (
Amaranthus hybridus) – 13 photos
white pigweed (
Amaranthus albus) – 17 photos
Pillwort
American pillwort (
Pilularia americana) – 7 photos
Pimpernel
false pimpernel (
Lindernia dubia) – 42 photos
scarlet pimpernel (
Lysimachia arvensis) – 48 photos
water pimpernel (
Samolus parviflorus) – 11 photos
Pimple
green mushroom pimple (
Hypomyces luteovirens) – 1 photo
orange mushroom pimple (
Hypomyces lactifluorum) – 7 photos
Pincushion
Thompson's pincushion (
Chaenactis thompsonii) – 15 photos
Pincushion-plant
Alva Day's pincushion-plant (
Navarretia sinistra) – 5 photos
marigold pincushion-plant (
Navarretia tagetina) – 15 photos
yellow pincushion-plant (
Navarretia breweri) – 16 photos
Pine
bull pine (
Pinus ponderosa) – 48 photos
lodgepole pine (
Pinus contorta) – 24 photos
lodgepole pine (
Pinus contorta var.
latifolia) – 13 photos
ponderosa pine (
Pinus ponderosa) – 48 photos
ponderosa pine (
Pinus ponderosa var.
ponderosa) – 21 photos
Rocky Mountain ponderosa pine (
Pinus ponderosa var.
scopulorum) – 1 photo
shore pine (
Pinus contorta var.
contorta) – 10 photos
Sierra lodgepole pine (
Pinus contorta var.
murrayana) – 5 photos
western white pine (
Pinus monticola) – 31 photos
western yellow pine (
Pinus ponderosa) – 48 photos
western yellow pine (
Pinus ponderosa var.
ponderosa) – 21 photos
white-bark pine (
Pinus albicaulis) – 32 photos
Pine spike
pine spike (
Chroogomphus vinicolor) – 4 photos
woolly pine spike (
Chroogomphus tomentosus) – 2 photos
Pine-spike
robust pine-spike (
Chroogomphus pseudovinicolor) – 3 photos
Pinedrops
woodland pinedrops (
Pterospora andromedea) – 55 photos
Pinefoot
California pinefoot (
Pityopus californicus) – 4 photos
Pinegrass
pinegrass (
Calamagrostis rubescens) – 24 photos
Pinesap
fringed pinesap (
Pleuricospora fimbriolata) – 25 photos
Pink
Deptford pink (
Dianthus armeria) – 39 photos
maiden pink (
Dianthus deltoides) – 1 photo
windmill pink (
Silene gallica) – 8 photos
Pinkfairies
pinkfairies (
Clarkia pulchella) – 38 photos
Pinkgill
big blue pinkgill (
Entoloma bloxamii Group (madidum)) – 2 photos
blue-edge pinkgill (
Leptonia serrulata) – 5 photos
cream pinkgill (
Alboleptonia sericella var.
lutescens (Entoloma)) – 1 photo
mousepee pinkgill (
Leptonia incana (Entoloma)) – 2 photos
silky pinkgill (
Nolanea sericea) – 3 photos
Pinky
pale pinky (
Ramaria rubrievanescens) – 3 photos
perma pinky (
Ramaria rubripermanens) – 6 photos
Pint
large cuckoo pint (
Arum italicum) – 14 photos
Pinwheel
white pinwheel (
Marasmius epiphyllus) – 2 photos
Pipsissewa
common Pipsissewa (
Chimaphila umbellata) – 37 photos
Pipsissewa
little pipsissewa (
Chimaphila menziesii) – 31 photos
Pipsissewa
Pipsissewa (
Chimaphila umbellata ssp.
umbellata) – 21 photos
Pitchfork
devil's pitchfork (
Bidens frondosa) – 18 photos
Plagiobothrys
fragrant plagiobothrys (
Plagiobothrys figuratus) – 16 photos
harsh plagiobothrys (
Plagiobothrys hispidulus) – 13 photos
Plainsmustard
flax-leaved plainsmustard (
Sisymbrium linifolium) – 40 photos
Salmon River plainsmustard (
Sisymbrium linifolium) – 40 photos
Plane-tree
American plane-tree (
Platanus occidentalis) – 12 photos
Plant
gopher plant (
Euphorbia lathyris) – 18 photos
money plant (
Lunaria annua) – 36 photos
monument plant (
Frasera speciosa) – 32 photos
oyster plant (
Tragopogon porrifolius) – 24 photos
yellow pitcher plant (
Sarracenia flava) – 19 photos
Plantain
Alaska plantain (
Plantago macrocarpa) – 3 photos
alkali plantain (
Plantago eriopoda) – 11 photos
buck-horn plantain (
Plantago coronopus) – 10 photos
common plantain (
Plantago major) – 15 photos
English plantain (
Plantago lanceolata) – 28 photos
great plantain (
Plantago major) – 15 photos
Mexican plantain (
Plantago subnuda) – 7 photos
red-woolly plantain (
Plantago eriopoda) – 11 photos
salt marsh plantain (
Plantago maritima var.
juncoides) – 9 photos
sand plantain (
Plantago arenaria) – 17 photos
sea plantain (
Plantago maritima) – 11 photos
seaside plantain (
Plantago maritima) – 11 photos
slender plantain (
Plantago elongata) – 20 photos
tall coastal plantain (
Plantago subnuda) – 7 photos
woolly plantain (
Plantago patagonica) – 27 photos
Plectritis
long-horn plectritis (
Plectritis macrocera) – 36 photos
long-spurred plectritis (
Plectritis ciliosa) – 3 photos
rosy plectritis (
Plectritis congesta) – 29 photos
shortspur white plectritis (
Plectritis brachystemon) – 7 photos
white plectritis (
Plectritis macrocera) – 36 photos
Plum
cherry plum (
Prunus cerasifera) – 14 photos
cultivated plum (
Prunus domestica) – 26 photos
Indian plum (
Oemleria cerasiformis) – 46 photos
Klamath plum (
Prunus subcordata) – 4 photos
wild plum (
Prunus subcordata) – 4 photos
Plumeless thistle
Italian plumeless thistle (
Carduus pycnocephalus) – 4 photos
Italian plumeless thistle (
Carduus pycnocephalus ssp.
pycnocephalus) – 3 photos
Plums-and-custard
plums-and-custard (
Tricholomopsis rutilans) – 10 photos
Pluteus
black-edged Pluteus (
Pluteus atromarginatus) – 4 photos
yellow-stemmed Pluteus (
Pluteus romellii (nanus)) – 2 photos
Podfern
podfern (
Aspidotis densa) – 27 photos
Poison
fish poison (
Croton setigerus) – 22 photos
Poison hemlock
poison hemlock (
Conium maculatum) – 25 photos
Poison ivy
western poison ivy (
Toxicodendron radicans) – 7 photos
Poison-ivy
poison-ivy (
Toxicodendron radicans var.
rydbergii) – 23 photos
western poison-ivy (
Toxicodendron radicans var.
rydbergii) – 23 photos
Poison-oak
Pacific poison-oak (
Toxicodendron diversilobum) – 32 photos
Poisonpie
sweet poisonpie (
Hebeloma sacchariolens) – 8 photos
veiled poisonpie (
Hebeloma mesophaeum) – 10 photos
Pokeberry
pokeberry (
Phytolacca americana) – 17 photos
Pokeweed
pokeweed (
Phytolacca americana) – 17 photos
Polemonium
annual polemonium (
Polemonium micranthum) – 31 photos
elegant polemonium (
Polemonium elegans) – 33 photos
great polemonium (
Polemonium carneum) – 17 photos
polemonium (
Polemonium) – 1 photo
salmon polemonium (
Polemonium carneum) – 17 photos
showy polemonium (
Polemonium pulcherrimum) – 17 photos
sticky polemonium (
Polemonium viscosum) – 13 photos
Washington polemonium (
Polemonium pectinatum) – 16 photos
western polemonium (
Polemonium occidentale) – 21 photos
Polypody
irregular polypody (
Polypodium amorphum) – 14 photos
leathery polypody (
Polypodium scouleri) – 24 photos
Scouler's polypody (
Polypodium scouleri) – 24 photos
western polypody (
Polypodium hesperium) – 12 photos
Polypore
birch polypore (
Piptoporus betulinus) – 1 photo
bitter iodine polypore (
Jahnoporus hirtus) – 5 photos
black-footed polypore (
Polyporus badius) – 8 photos
blue cheese polypore (
Oligoporus caesius) – 5 photos
blue-capped polypore (
Albatrellus flettii) – 4 photos
Bondarzew's polypore (
Bondarzewia occidentalis) – 3 photos
bone polypore (
Oligoporus obductus) – 1 photo
cinnabar-red polypore (
Pycnoporus cinnabarinus) – 3 photos
dye polypore (
Phaeolus schweinitzii) – 9 photos
dyer's polypore (
Phaeolus schweinitzii) – 9 photos
false tinder polypore (
Phellinus igniarius) – 1 photo
flecked-flesh polypore (
Phellinus igniarius) – 1 photo
Flett's polypore (
Albatrellus flettii) – 4 photos
gelatinous pored polypore (
Gloeoporus dichrous) – 2 photos
giant mountain polypore (
Bondarzewia occidentalis) – 3 photos
golden spreading polypore (
Porodaedalea chrysoloma (Phellinus)) – 1 photo
gray polypore (
Cerrena unicolor) – 2 photos
larch polypore (
Fomitopsis officinalis) – 3 photos
many-colored polypore (
Trametes versicolor) – 8 photos
marshmallow polypore (
Oligoporus leucospongia) – 3 photos
mossy maze polypore (
Cerrena unicolor) – 2 photos
mustard-yellow polypore (
Fuscoporia gilva) – 2 photos
orange sponge polypore (
Pycnoporellus alboluteus) – 4 photos
red-belted polypore (
Fomitopsis mounceae Stephen Kropp) – 1 photo
red-belted polypore (
Fomitopsis pinicola) – 8 photos
resinous polypore (
Ischnoderma resinosum) – 3 photos
rosy polypore (
Rhodofomes cajanderi) – 5 photos
rusty-gilled polypore (
Gloeophyllum sepiarium) – 4 photos
scaly yellow polypore (
Albatrellus ellisii) – 5 photos
sheep polypore (
Albatrellus ovinus) – 3 photos
smoky polypore (
Bjerkandera adusta) – 3 photos
thin-maze flat polypore (
Daedaleopsis confragosa) – 2 photos
thin-walled maze polypore (
Daedaleopsis confragosa) – 2 photos
tinder polypore (
Fomes fomentarius) – 1 photo
tuberous polypore (
Polyporus tuberaster (decurrens)) – 2 photos
umbrella polypore (
Polyporus umbellatus) – 1 photo
veiled polypore (
Cryptoporus volvatus) – 9 photos
vermilion polypore (
Pycnoporus cinnabarinus) – 3 photos
violet toothed polypore (
Trichaptum biforme) – 1 photo
white spongy polypore (
Oligoporus leucospongia) – 3 photos
winter polypore (
Polyporus brumalis) – 1 photo
woolly velvet polypore (
Onnia tomentosa) – 5 photos
yellow-red gill polypore (
Gloeophyllum sepiarium) – 4 photos
Pondweed
Berchtold's pondweed (
Potamogeton berchtoldii) – 5 photos
blunt-leaved pondweed (
Potamogeton obtusifolius) – 3 photos
broad-leaved pondweed (
Potamogeton amplifolius) – 18 photos
clasping-leaved pondweed (
Potamogeton richardsonii) – 16 photos
curly pondweed (
Potamogeton crispus) – 22 photos
eel-grass pondweed (
Potamogeton zosteriformis) – 7 photos
fennel-leaved pondweed (
Stuckenia pectinata) – 17 photos
fern pondweed (
Potamogeton robbinsii) – 5 photos
flat-stem pondweed (
Potamogeton zosteriformis) – 7 photos
floating pondweed (
Potamogeton natans) – 13 photos
floating-leaved pondweed (
Potamogeton natans) – 13 photos
grassy pondweed (
Potamogeton gramineus) – 7 photos
horned pondweed (
Zannichellia palustris) – 11 photos
illinois pondweed (
Potamogeton illinoensis) – 23 photos
large-leaved pondweed (
Potamogeton amplifolius) – 18 photos
leafy pondweed (
Potamogeton foliosus) – 13 photos
loddon's pondweed (
Potamogeton nodosus) – 12 photos
long-leaved pondweed (
Potamogeton nodosus) – 12 photos
ribbon-leaved pondweed (
Potamogeton epihydrus) – 19 photos
Richardson's pondweed (
Potamogeton richardsonii) – 16 photos
Robbin's pondweed (
Potamogeton robbinsii) – 5 photos
sago pondweed (
Stuckenia pectinata) – 17 photos
slender-leaved pondweed (
Stuckenia filiformis) – 9 photos
small pondweed (
Potamogeton pusillus) – 7 photos
variable pondweed (
Potamogeton gramineus) – 7 photos
western pondweed (
Stuckenia filiformis) – 9 photos
white-stalked pondweed (
Potamogeton praelongus) – 8 photos
whitestem pondweed (
Potamogeton praelongus) – 8 photos
Poplar
lombardy poplar (
Populus nigra) – 10 photos
white poplar (
Populus alba) – 32 photos
Poppy
California poppy (
Eschscholzia californica) – 21 photos
California poppy (
Eschscholzia californica ssp.
californica) – 2 photos
corn poppy (
Papaver rhoeas) – 28 photos
long prickly-head poppy (
Papaver argemone) – 9 photos
opium poppy (
Papaver somniferum) – 19 photos
Poque
poque (
Kopsiopsis hookeri) – 22 photos
Porcini
porcini (
Boletus edulis) – 9 photos
Porecrust
common porecrust (
Schizophyllum commune) – 12 photos
rusty porecrust (
Fuscoporia ferruginosa) – 2 photos
Potato
duck potato (
Sagittaria latifolia) – 26 photos
irish potato (
Solanum tuberosum) – 5 photos
small potato (
Scleroderma areolatum) – 1 photo
Povertyweed
Nuttall's povertyweed (
Blitum nuttallianum) – 15 photos
red povertyweed (
Micromonolepis pusilla) – 7 photos
Powder-cap
powder-cap (
Asterophora lycoperdoides) – 4 photos
Powdercap
cinnabar powdercap (
Cystodermella cinnabarina) – 1 photo
earthy powdercap (
Cystoderma amianthinum) – 7 photos
star-bearing powdercap (
Asterophora lycoperdoides) – 4 photos
Prairie coneflower
Upright prairie coneflower (
Ratibida columnifera) – 16 photos
Prairie sage
Lindley's prairie sage (
Artemisia ludoviciana ssp.
lindleyana) – 6 photos
Prairie star
bulbiferous prairie star (
Lithophragma glabrum) – 55 photos
slender prairie star (
Lithophragma tenellum) – 31 photos
small-flowered prairie star (
Lithophragma parviflorum) – 76 photos
Prairie-clover
Prairie-crocus
prairie-crocus (
Anemone patens) – 2 photos
Pricklegrass
foxtail pricklegrass (
Crypsis alopecuroides) – 13 photos
Prickly-pear
brittle prickly-pear (
Opuntia fragilis) – 26 photos
Columbia prickly-pear (
Opuntia columbiana) – 19 photos
little prickly-pear (
Opuntia fragilis) – 26 photos
Prickly-poppy
white prickly-poppy (
Argemone polyanthemos) – 12 photos
Primrose
butte primrose (
Oenothera cespitosa ssp.
cespitosa) – 20 photos
common evening primrose (
Oenothera biennis) – 27 photos
fragrant evening primrose (
Oenothera cespitosa ssp.
cespitosa) – 20 photos
Hooker's evening primrose (
Oenothera elata) – 8 photos
long-leaf evening primrose (
Taraxia subacaulis) – 34 photos
long-tubed evening primrose (
Oenothera flava) – 1 photo
pale evening primrose (
Oenothera pallida ssp.
pallida) – 19 photos
small-flowered evening primrose (
Eremothera minor) – 26 photos
tansy-leaf evening primrose (
Taraxia tanacetifolia) – 10 photos
water primrose (
Ludwigia hexapetala) – 2 photos
Primrose-willow
floating primrose-willow (
Ludwigia peploides) – 1 photo
large-flower primrose-willow (
Ludwigia grandiflora) – 9 photos
marsh primrose-willow (
Ludwigia palustris) – 21 photos
Prince
the prince (
Agaricus augustus) – 15 photos
Prince's-pine
common prince's-pine (
Chimaphila umbellata ssp.
umbellata) – 21 photos
little prince's-pine (
Chimaphila menziesii) – 31 photos
prince's-pine (
Chimaphila umbellata) – 37 photos
Princess tree
princess tree (
Paulownia tomentosa) – 15 photos
Privet
common privet (
Ligustrum vulgare) – 6 photos
Professor-weed
professor-weed (
Galega officinalis) – 15 photos
Prunes-and-custard
prunes-and-custard (
Tricholomopsis decora) – 3 photos
Psathyrella
clustered Psathyrella (
Psathyrella piluliformis) – 6 photos
date-colored Psathyrella (
Psathyrella spadicea) – 2 photos
ringed Psathyrella (
Psathyrella longistriata) – 4 photos
suburban Psathyrella (
Psathyrella candolleana) – 9 photos
Psilocybe
blue-haired Psilocybe (
Psilocybe cyanofibrillosa) – 1 photo
blueing Psilocybe (
Psilocybe cyanescens) – 5 photos
conifer Psilocybe (
Psilocybe pelliculosa) – 6 photos
grass rotting Psilocybe (
Psilocybe inquilina) – 1 photo
mountain moss Psilocybe (
Psilocybe montana) – 2 photos
potent Psilocybe (
Psilocybe baeocystis) – 3 photos
potent Psilocybe (
Psilocybe cyanescens) – 5 photos
rhododendron Psilocybe (
Psilocybe cyanofibrillosa) – 1 photo
Stuntz's Psilocybe (
Psilocybe stuntzii) – 3 photos
wavy-capped Psilocybe (
Psilocybe cyanescens) – 5 photos
Puccoon
Columbian puccoon (
Lithospermum ruderale) – 64 photos
Puddingberry
puddingberry (
Cornus canadensis) – 9 photos
Puff-ball
warted puff-ball (
Lycoperdon perlatum) – 9 photos
Puffball
Boone's puffball (
Calvatia booniana) – 4 photos
dark puffball (
Lycoperdon nigrescens) – 1 photo
dusky puffball (
Lycoperdon nigrescens) – 1 photo
dye-maker's false puffball (
Pisolithus arhizus (tinctorius)) – 5 photos
dyemaker's puffball (
Pisolithus arhizus (tinctorius)) – 5 photos
flatcap stalked puffball (
Battarrea phalloides) – 2 photos
gem puffball (
Lycoperdon perlatum) – 9 photos
gem-studded puffball (
Lycoperdon perlatum) – 9 photos
grey puffball (
Bovista plumbea) – 6 photos
lead-colored puffball (
Bovista plumbea) – 6 photos
pear puffball (
Lycoperdon pyriforme) – 5 photos
pear-shaped puffball (
Lycoperdon pyriforme) – 5 photos
pigskin poison puffball (
Scleroderma citrinum) – 2 photos
purple-spored puffball (
Calvatia cyathiformis) – 2 photos
scaly-stalked puffball (
Battarrea phalloides) – 2 photos
sculptured giant puffball (
Calbovista subsculpta) – 6 photos
sculptured puffball (
Calbovista subsculpta) – 6 photos
sculptured puffball (
Calvatia sculpta) – 3 photos
Sierran puffball (
Calvatia sculpta) – 3 photos
small warted mountain puffball (
Calvatia subcretacea) – 1 photo
stump puffball (
Lycoperdon pyriforme) – 5 photos
thick-skinned puffball (
Scleroderma citrinum) – 2 photos
tumbling puffball (
Bovista pila) – 2 photos
tumbling puffball (
Bovista plumbea) – 6 photos
vase puffball (
Calvatia cyathiformis) – 2 photos
warted giant puffball (
Calbovista subsculpta) – 6 photos
western giant puffball (
Calvatia booniana) – 4 photos
western lawn puffball (
Vascellum lloydianum) – 2 photos
Puffbowl
western lawn puffbowl (
Vascellum lloydianum) – 2 photos
Puncturebract
treelike puncturebract (
Oxytheca dendroidea) – 12 photos
Purples
long purples (
Lythrum salicaria) – 22 photos
Purslane
common purslane (
Portulaca oleracea) – 21 photos
sea purslane (
Honckenya peploides) – 26 photos
sea purslane (
Honckenya peploides ssp.
major) – 4 photos
western purslane (
Sesuvium verrucosum) – 9 photos
Pussy-toes
field pussy-toes (
Antennaria neglecta) – 2 photos
silvery pussy-toes (
Antennaria argentea) – 8 photos
Pussypaws
pussypaws (
Calyptridium umbellatum) – 52 photos
rosy pussypaws (
Calyptridium roseum) – 7 photos
Pussytoes
alpine pussytoes (
Antennaria alpina) – 8 photos
alpine pussytoes (
Antennaria media) – 25 photos
brown-bract pussytoes (
Antennaria umbrinella) – 8 photos
cushion pussytoes (
Antennaria dimorpha) – 38 photos
flat topped pussytoes (
Antennaria corymbosa) – 4 photos
Geyer's pussytoes (
Antennaria geyeri) – 9 photos
Hooker's pussytoes (
Antennaria racemosa) – 38 photos
Howell's pussytoes (
Antennaria howellii) – 9 photos
Howell's pussytoes (
Antennaria howellii ssp.
howellii) – 18 photos
little-leaf pussytoes (
Antennaria microphylla) – 85 photos
little-leaf pussytoes (
Antennaria parvifolia) – 5 photos
low pussytoes (
Antennaria dimorpha) – 38 photos
meadow pussytoes (
Antennaria corymbosa) – 4 photos
narrowleaved pussytoes (
Antennaria stenophylla) – 30 photos
northern pussytoes (
Antennaria howellii ssp.
neodioica) – 7 photos
Nuttall's pussytoes (
Antennaria parvifolia) – 5 photos
pinewoods pussytoes (
Antennaria geyeri) – 9 photos
pygmy pussytoes (
Antennaria monocephala) – 3 photos
raceme pussytoes (
Antennaria racemosa) – 38 photos
Rocky Mountain pussytoes (
Antennaria media) – 25 photos
rosy pussytoes (
Antennaria microphylla) – 85 photos
showy pussytoes (
Antennaria pulcherrima) – 3 photos
silvery brown pussytoes (
Antennaria luzuloides ssp.
luzuloides) – 24 photos
silvery-brown pussytoes (
Antennaria luzuloides) – 13 photos
single-headed pussytoes (
Antennaria monocephala) – 3 photos
stoloniferous pussytoes (
Antennaria flagellaris) – 33 photos
tall pussytoes (
Antennaria anaphaloides) – 19 photos
umber pussytoes (
Antennaria umbrinella) – 8 photos
whip pussytoes (
Antennaria flagellaris) – 33 photos
white pussytoes (
Antennaria microphylla) – 85 photos
woodrush pussytoes (
Antennaria luzuloides) – 13 photos
woodrush pussytoes (
Antennaria luzuloides ssp.
luzuloides) – 24 photos
woolly pussytoes (
Antennaria lanata) – 27 photos
Pygmyflower
pygmyflower (
Androsace septentrionalis) – 4 photos
Pygmyleaf
spreading pygmyleaf (
Loeflingia squarrosa) – 1 photo
Pygmyweed
smooth-seed pygmyweed (
Crassula solieri) – 4 photos
wrinkle-seed pygmyweed (
Crassula aquatica) – 9 photos
Pyrola
one-sided pyrola (
Orthilia secunda) – 42 photos
pink pyrola (
Pyrola asarifolia ssp.
asarifolia) – 17 photos
pink pyrola (
Pyrola asarifolia ssp.
bracteata) – 28 photos
toothleaf pyrola (
Pyrola dentata) – 7 photos