Plants Po to Pr
Polygala chamaebuxus | . Originated in … the Alps | Various
Polygala cruciata | Cross-Leave Milkwort | Various
Polygala senega | Seneca Snakeroot. Originated in … Northwest US | Various
Polygala tenuifolia | Yuan Zhi | Various
Polygala vulgaris | Milkwort | Various
Polygonatum biflorum | Small Solomon'S Seal. Originated in … Eastern US;North America | Flower
Polygonatum commutatum | Great Solomon'S Seal. Originated in … Eastern US | Groundcover
Polygonatum multiflorum | Solomon'S Seal | Various
Polygonum affine | Himalayan Fleeceflower | Various
Polygonum aubertii | Chinese Fleecevine, Silver-Lace Vine | Vine
Polygonum aviculare | Field Knotweed, Knotgrass, Bian Xu | Various
Polygonum bistorta | Bistort | Various
Polygonum bistortoides | Alpine Smartweed. Originated in … Northwest US | Various
Polygonum capitatum | Pinkhead Smartweed, Knotweed | Various
Polygonum cuspidatum var. compactum | Knotweed, Reynoutria Fleeceflower | Groundcover
Polygonum douglasii | Douglas'S Knotweed | Various
Polygonum multiflorum | Flowery Knotweed, He Shou Wu | Various
Polygonum orientale | Kiss Me Over The Garden Gate | Various
Polygonum persicaria | Knotweed, Climbing Buckwheat. Originated in … Scotland | Various
Polygonum polystachyum | Cultivated Knotweed | Various
Polygonum spp. | Knotweed | Various
Polygonum tinctorium | Indigo. Originated in … Japan | Various
Polymnia uvedalia | Bearsfoot | Various
Polypodium vulgare | Polypody | Various
Polypteris integrifolia | . Originated in … Florida,Georgia | Various
Polyscias balfouriana | Aralia | Various
Polyscias filicifolia | Aralia | Various
Polyscias fruticosa | Ming Aralia | Various
Polyscias guilfoylei | Geranium Aralia | Various
Polyscias obtusa | Aralia | Various
Polystichum munitum | Christmas Fern, Sword Fern | Flower
Polytrichum spp. | . Originated in … Norway | Various
Pomaderris elliptica | Kumarhou. Originated in … New Zealand | Various
Poncirus trifoliata | Hardy Orange. Originated in … central and southern China;China | Various
Pongamia pinnata | Karum Tree. Originated in … Asia,Australia | Various
Pontederia cordata | Pickerelweed | Various
Populus alba | White Poplar, Silver Poplar | Tree
Populus balsamifera | Balsam Poplar, Western Balsam. Originated in … Pacific Coast (US) | Tree
Populus canadensis | Western Balsam | Various
Populus deltoides | Cottonwood, Carolina Poplar | Tree
Populus fremontii | Fremont Cottonwood | Tree
Populus nigra | Black Poplar | Tree
Populus spp. | Aspen, Poplar | Various
Populus tremuloides | Quaking Aspen, Trembling Aspen, Quiverleaf | Tree
Populus trichocarpa | Black Cottonwood, Western Balsam. Originated in … Pacific Coast (US) | Tree
Populus x candicans | Balm Of Gilead | Various
Porana paniculata | Indian Silver Creeper, White Corallita. Originated in … India,Malaya | Various
Poria cocos | Fu Ling, Indian Bread | Various
Portulaca grandiflora | Sun Plant, Eleven-O'Clock, Moss Rose | Various
Portulaca oleracea | Purslane, Indian Cress, Verdolaga, Carti-Choy, Portulaca, Pourpier | Various
Portulaca pilosa | Kiss Me Quick | Various
Posoqueria formosa | . Originated in … Caracas | Various
Posoqueria fragrantissima | . Originated in … Brazil | Various
Posoqueria longiflora | . Originated in … French Guiana | Various
Posoqueria multiflora | . Originated in … Brazil | Various
Potentilla | Cinquefoil | Shrub
Potentilla anserina | Silverweed | Various
Potentilla atrosanguinea | Ruby Cinquefoil | Various
Potentilla erecta | Erect Cinquefoil, Potentilla | Various
Potentilla fruticosa | Bush Cinquefoil, Shrubby Cinquefoil, Longacre Potentilla | Shrub
Potentilla gracilis | Cinquefoil | Flower
Potentilla nepalensis | Nepal Cinquefoil | Various
Potentilla recta 'Macrantha' | Sulpher Cinquefoil | Various
Potentilla tabernaemontani | Spring Cinquefoil | Various
Potentilla tridentata | Cinquefoil | Groundcover
Potentilla verna var. nana | Creeping Potentilla | Groundcover
Potentilla x tonguei | Staghorn Cinquefoil | Various
Poterium sanguisorba | Salad Burnet | Various
Premna odorata | Fragrant Premna. Originated in … Philippines | Various
Primula acaulis | Common Primrose | Flower
Primula angustifolia | Alpine Primrose | Various
Primula anisodora | Anise Primrose. Originated in … Yunnan | Flower
Primula chinantha | . Originated in … China | Flower
Primula deflexa | . Originated in … China | Flower
Primula denticulata | Himalayan Primrose | Flower
Primula forrestii | . Originated in … Yunnan | Flower
Primula glutinosa | . Originated in … Europe | Flower
Primula glycosma | . Originated in … Yunnan | Flower
Primula graveolens | | Various
Primula helodoxa | Amber Primrose | Various
Primula involucrata | . Originated in … the Himalayas | Flower
Primula japonica | Japanese Primrose | Various
Primula kitaibeliana | | Flower
Primula malcoides | Fairy Primrose | Various
Primula nutans | Siberian Primrose. Originated in … Yunnan | Flower
Primula obconica | German Primrose | Various
Primula officinalis | | Flower
Primula palinurii | . Originated in … Italy | Flower
Primula parryi | Parry'S Primrose | Various
Primula pinnatifida | . Originated in … Western China | Flower
Primula rufa | . Originated in … Yunnan | Flower
Primula sieboldii | Japanese Star Primrose | Various
Primula sikkimensis | | Flower
Primula spp. | Primrose | Flower
Primula veris | Primrose, Primavera, Cowslip | Various
Primula vulgaris | English Primrose | Various
Primula x polyantha | Elatior Hybrid Primrose, Polyanthus Primrose | Flower
Prinsepia sinensis | . Originated in … Manchuria | Shrub
Proboscidea annua | Martynia | Various
Proboscidea fragrans | Martynia | Various
Proboscidea lutea | Martynia | Various
Prosopis glandulosa | Honey Mesquite | Various
Prosopis juliflora | Mesquite, Mizquitl. Originated in … Mexico | Tree
Protea mellifera | Cape Honey Flower, Sugarbush. Originated in … Cape of Good Hope | Various
Prunella grandiflora | Self Heal | Various
Prunella vulgaris | Heal-All, Self-Heal, Xu Ku Cao | Groundcover
Prunus amygdalus var. amora | Bitter Almond. Originated in … Persia,Afghanistan | Tree
Prunus armeniaca | Apricot. Originated in … Western Asia | Tree
Prunus avium | Sweet Cherry | Various
Prunus 'Black Tartarian' | | Tree
Prunus capuli | Capulxihuitl. Originated in … Mexico | Various
Prunus caroliniana | Carolina Laurel Cherry | Tree
Prunus cerasifera | Cherry Plum, Myrobalan. Originated in … Caucasus | Tree
Prunus cerasus | Sour Cherry | Tree
Prunus dasycarpa | Black Apricot. Originated in … Western Asia | Tree