Pacific Anemone
Pacific Serviceberry
Pagoda-plant
Painted Trillium
Pale Agoseris
Pale Beardtongue
Pale Botrychium
Pale Dock
Pale False Mannagrass
Pale Indian Plantain
Pale Madwort
Pale Purple Coneflower
Pale Sedge
Pale St. Johnswort
Pale Touch-me-not
Palegreen Orchid
Paleleaf Woodland Sunflower
Palespike Lobelia
Paleyellow Iris
Panicgrass
Panicled Bulrush
Panicledleaf Ticktrefoil
Paper Birch
Parachute Sedge
Paradise Apple
Paradox Cinquefoil
Parasol Sedge
Parasol Whitetop
Parsley
Parsnip
Partridge Pea
Partridgeberry
Pasqueflower
Patience Dock
Pawpaw
Pea
Peach
Peachleaf Bellflower
Peachleaf Willow
Pear
Pear Hawthorn
Pearl Millet
Pearlwort
Pearly Everlasting
