Sydenham Edwards, John Lindley

Pale Stenia (Pale Stenia)

Pale Yellow Cyclobothra (Pale Yellow Cyclobothra)

Pale Yellow Maxillaria (Pale Yellow Maxillaria)

Pale-blue variable Larkspur (Pale-blue variable Larkspur)

Pale-blue-flowered Lachenalia (Pale-blue-flowered Lachenalia)

Pale-flowered Ceanothus (Pale-flowered Ceanothus)

Pale-flowered Intermediate Cattleya (Pale-flowered Intermediate Cattleya)

Pallid Aster (Pallid Aster)

Pallid Bletia (Pallid Bletia)

Panicled Stonecrop (Panicled Stonecrop)

Parched Pentstemon (Parched Pentstemon)

Parrot Alstromeria (Parrot Alstromeria)

Parrot-flowered Vriesia (Parrot-flowered Vriesia)

Parsnip-leaved Begonia (Parsnip-leaved Begonia)

Party-coloured Lupine (Party-coloured Lupine)

Pear-leaved Thorn (Pear-leaved Thorn)

Pear-shaped Epidendrum (Pear-shaped Epidendrum)

Pectinated Bartholina (Pectinated Bartholina)

Pencilled Evening Primrose (Pencilled Evening Primrose)

Pendulous-flowered Sparaxis (Pendulous-flowered Sparaxis)

Perennial Dyer’s Coreopsis

Perfoliate Veronica (Perfoliate Veronica)

Perrin’s Brasavola

Persian Poppy (Persian Poppy)

Petaled Begonia (Petaled Begonia)

Pheasant’s Feather Crocus

Phycella-like Habranthus (Phycella-like Habranthus)

Phyllirea-leaved Andromeda (Phyllirea-leaved Andromeda)

Pigmy Oncidium (Pigmy Oncidium)

Pimpled Saccolabium (Pimpled Saccolabium)

Pink Astiria (Pink Astiria)

Pink Paxtonia (Pink Paxtonia)

Pink-flowered Clowesia (Pink-flowered Clowesia)

Pink-flowered Crybe (Pink-flowered Crybe)

Pink-headed Tillandsia (Pink-headed Tillandsia)

Pink-tipped Stackhousia (Pink-tipped Stackhousia)

Pinnated Schizanthus (Pinnated Schizanthus)

Pinnated Turreaea (Pinnated Turreaea)

Pinnatifid Acaena (Pinnatifid Acaena)

Piotta’s Oxalis

Plaited-lipped Epidendrum (Plaited-lipped Epidendrum)

Plum-leaved Thorn (Plum-leaved Thorn)

Pointed-leaved Jasmine (Pointed-leaved Jasmine)

Pointed-leaved Pentstemon (Pointed-leaved Pentstemon)

Pointed-leaved Pernettia (Pointed-leaved Pernettia)

Porcelain blue Hindsia (Porcelain blue Hindsia)

Port Famine Fuchsia (Port Famine Fuchsia)

Portuguese Furze (Portuguese Furze)