Index of plants by genus

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

Species Common Name Family
     
Pachysandra procumbens Alleghany Pachysandra Buxaceae
Panax quinquefolius American Ginseng Araliaceae  
Panax trifolius Dwarf Ginseng Araliaceae  
Panicum virgatum Switchgrass Poaceae
Parnassia glauca Fen Grass of Parnassus Saxifragaceae
Parthenium integrifolium Wild Quinine Asteraceae
Parthenocissus inserta Thicket Creeper Vitaceae
Parthenocissus quinquefolia Virginia Creeper Vitaceae
Pedicularis canadensis Wood Betony Scrophulariaceae
Pedicularis lanceolata Fen Betony Scrophulariaceae
Pellaea atropurpurea Purpe Cliffbrake Pteridaceae
Peltandra virginica Arrow Arum Araceae
Penstemon canescens Appalachian Beard-tongue Scrophulariaceae
Penstemon digitalis Foxglove Beard-tongue Scrophulariaceae
Penstemon hirsutus Hairy Beard-tongue Scrophylariaceae
Penthorum sedoides Ditch Stonecrop Saxifragaceae
Pleurozium schreberi Schreber's Feathermoss Hylocomiaceae
Philonotis fontana Spring Apple Moss Bartamiaceae
Phlox divaricata Woodland Phlox Polemoniaceae
Phlox glaberrima Marsh Phlox Polemoniaceae
Phlox pilosa Prairie Phlox Polemoniaceae
Phlox subulata Moss Phlox Polemoniaceae
Phryma leptostachya American Lopseed Phrymaceae
Phyla lanceolata Lance-leaved Fog-fruit Verbenaceae
Physalis virginiana Lance-leaved Ground Cherry Solanaceae
Phytolacca americana Pokeweed Phytolaccaceae
Physocarpus opulifolius Eastern Ninebark Rosaceae
Physostegia virginiana  Obedient Plant Lamiaceae
Picea glauca White Spruce Pinaceae
Picea mariana Black Spruce Pinaceae
Picea rubens Red Spruce Pinaceae
Pilea pumila Clearweed Urticaceae
Pinus banksiana Jack Pine Pinaceae
Pinus resinosa Red Pine Pinaceae
Pinus rigida Pitch Pine Pinaceae
Pinus strobus White Pine Pinaceae
Platanthera blephariglottis White Fringed Orchid Orchidaceae
Platanthera clavellata Green Wood Orchid Orchidaceae
Platanthera hyperborea Northern Green Orchid Orchidaceae
Platanus occidentalis Sycamore Platanaceae
Pleurozium schreberi Schreber's Feathermoss Hylocomiaceae
Podophyllum peltatum Mayapple Berberidaceae
Pogonia ophioglossoides Rose Pagonia Orchidaceae
Polemonium reptans Jacob's Ladder Polemoniaceae
Polygonum amphibium Water Smartweed Polygonaceae
Polygonum sagittatum Arrow-leaved Tearthumb Polygonaceae
Polygonum virginianum Jumpseed Polygonaceae
Polygala paucifolia Fringed Polygala Polygalaceae
Polygala polygama  Racemed Milkwort Polygalaceae
Polygala sanguinea Purple Milkwort Polygalaceae
Polygala senega  Seneca Snakeroot Polygalaceae
Polymnia canadensis Pale Leafcup Asteraceae
Polygonatum canaliculatum Smooth Solomon's Seal Liliaceae
Polypodium virginianum  Rock Polypody Polypodiaceae
Polystichum acrostichoides Christmas Fern Dryopteridaceae
Polystichum braunii Braun's Hollyfern Dryopteridaceae
Polytrichum juniperinum Juniper Moss Polytrichaceae
Polytrichum piliferum Long-awned Haircap Moss Polytrichaceae
Polytrichum strictum Polytrichum Moss Polytrichaceae
Pontederia cordata Pickerelweed Pontederiaceae
Populus deltoides Eastern Cottonwood Salicaceae
Populus grandidentata Big-toothed Aspen Salicaceae
Populus tremuloides Trembling Aspen Salicaceae
Potentilla anserina Silverweed Rosaceae
Potentilla fruticosa Shrubby Cinquefoil Rosaceae
Potentilla palustris Marsh Cinquefoil Rosaceae
Potentilla simplex Common Cinquefoil Rosaceae
Potamogeton ampifolius Large-leaved Pondweed Potamogetonaceae
Potamogeton gramineus Grass-leaved Pondweed Potamogetonaceae
Potamogeton nodosus Long-leaved Pondweed Potamogetonaceae
Potamogeton pectinatus Sago Pondweed Potamogetonaceae
Potamogeton robbinsii Robin's Fernleaf Potamogetonaceae
Prenanthes altissima Tall White Lettuce Asteraceae
Prunella vulgaris var. lanceolata Self Heal Lamiaceae
Prunus americana American Plum Rosaceae
Prunus pensylvanica Pin Cherry Rosaceae
Prunus pumila Sand Cherry Rosaceae
Prunus serotina Wild Black Cherry Rosaceae
Prunus virginiana Chokecherry Rosaceae
Ptelea trifoliata Hoptree Rutaceae
Pteridium aquilinum Bracken Fern Dennstaedtiaceae
Ptilium crista-castrensis Knight's Plume Moss Hypnaceae
Pycnanthemum virginianum Virginia Mountain Mint Lamiaceae
Pycnanthemum tenuifolium Slender Mountain Mint Lamiaceae
Pyrola elliptica Large-leaved Shinleaf Pyrolaceae
Pyrola secunda One-sided Pyrola Pyrolaceae

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2004 Michael Hough