Oval-leaved Privet 
Pagoda Flower 
Pagoda Flower 
Painted nettle 
Pale beardtongue 
Pale Figwort 
Pale Speedwell 
Pale Weasel's-Snout 
Parasopubia delphiniifolia 
Parish's Broomrape 
Parrys Penstemon 
Pastel Flower 
Pavon de montaña 
Pedicularis contorta 
Pedicularis densiflorus 
Pedicularis nordmanniana 
Pedicularis orthantha 
Pedicularis racemosa 
Pedicularis rainierensis 
Pedicularis siphonantha 
Pelisser's Toadflax 
Pennyroyal 
Penstemon fruticosus 
Penstemon procerus