Alphabetical List of Plants at Risk

List of scientific names. Click on the species name to see the detailed plant description and view the virtual gallery.

P List

Packera pauciflora
Packera plattensis
Packera pseudaurea
Packera streptanthifolia
Panicum virgatum var. virgatum
Parnassia glauca
Parnassia kotzebuei
Parnassia palustris var. montanensis
Parnassia palustris var. parviflora
Parthenocissus vitacea
Pedicularis groenlandica ssp. groenlandica
Pedicularis labradorica
Pedicularis macrodonta
Pellaea gastonyi
Pellaea glabella ssp. occidentalis
Penstemon confertus
Perideridia gairdneri ssp.borealis
Phegopteris connectilis
Phleum alpinum
Phlox alyssifolia ssp. alyssifolia
Picradeniopsis oppositifolia
Pinguicula villosa
Pinguicula vulgaris
Piptatherum canadense
Plantago maritima var. juncoides
Plantago patagonica var. spinulosa
Platanthera dilatata var. dilatata
Poa alpina
Poa arctica ssp. arctica
Poa arctica ssp. lanata
Polanisia dodecandra ssp. dodecandra
Polanisia dodecandra ssp. trachysperma
Polygala alba
Polygala paucifolia
Polygala verticillata var. isocycla
Polygonatum biflorum var. commutatum
Polygonum polygaloides ssp. confertiflorum
Polygonum punctatum var. confertiflorum
Polygonum scandens var. scandens
Polygonum spergulariiforme
Polygonum viviparum
Populus angustifolia
Potamogeton amplifolius
Potamogeton obtusifolius
Potamogeton robbinsii
Potamogeton strictifolius
Potentilla bimundorum
Potentilla diversifolia var. diversifolia
Potentilla hookeriana ssp. hookeriana
Potentilla nivea ssp. pentaphylla
Prenanthes alba
Prunus americana
Prunus pumila var. besseyi
Psilocarphus elatior
Pterospora andromedea
Puccinellia distans ssp. hauptiana
Puccinellia lemmonii
Pyrola grandiflora