Plant Gallery

Polypremum procumbens

juniper-leaf rustweed

Poncirus trifoliata

bitter orange

Pontederia cordata

pickerelweed

Populus alba

white poplar

Populus deltoides

eastern cottonwood

Populus trichocarpa

black cottonwood

Portulaca amilis

paraguayan purslane

Portulaca grandiflora

moss-rose purslane

Portulaca oleracea

common purslane

Portulaca pilosa

rose-flowered purslane

Potamogeton amplifolius

big-leaf pondweed

Potamogeton crispus

curly pondweed

Potamogeton illinoensis

illinois pondweed

Potamogeton nodosus

pondweed

Potentilla anserina

common silverweed

Potentilla argentea

silver cinquefoil

Potentilla canadensis

cinquefoil

Potentilla glandulosa

sticky cinquefoil = drymocallis glandulosa

Potentilla gracilis

graceful cinquefoil this highly variable native wildflower is often confused with the invasive p. recta

Potentilla indica

mockstrawberry

Potentilla neumanniana

ground-cover potentilla

Potentilla norvegica

cinquefoil

Potentilla palustris

purple marshlocks

Potentilla paradoxa

Potentilla recta

sulfur cinquefoil

Potentilla supina

bushy cinquefoil = potentilla paradoxa

Poteridium annuum

annual burnet

Poteridium sanguisorba

Poterium sanguisorba

salad burnet = sanguisorba minor

Proboscidea louisianica

devil's-claw

Prosopis glandulosa

mesquite

Prunella vulgaris

selfheal

Prunus americana

Prunus angustifolia

chickasaw plum

Prunus avium

wild cherry (bird cherry often misapplied)

Prunus caroliniana

cherry-laurel

Prunus cerasifera

cherry plum

Prunus domestica

common plum

Prunus laurocerasus

common laurel

Prunus mahaleb

mahaleb cherry

Prunus serotina

cherry

Prunus spinosa

sloe (as in sloe gin)

Prunus virginiana

chokecherry

Pseudofumaria lutea

yellow corydalis

Pseudognaphalium canescens

wright's cudweed

Pseudognaphalium luteoalbum

jersey cudweed

Pseudognaphalium obtusifolium

old-field balsam

Pseudognaphalium stramineum

chilean cudweed

Psilocarphus oreganus

oregon woolyheads

Psilocarphus tenellus

slender woollyheads