Podocarpus macrophyllus
Yew Plum Pine
Polemonium caeruleum
Jacob's-ladder
Polygala serpyllifolia
Heath Milkwort
Polygala vulgaris
Common Milkwort
Polygonatum verticillatum
Whorled Solomon's-seal
Polygonum arenastrum
Equal-leaved Knotgrass
Polypodium cambricum
Southern Polypody
Polypodium interjectum
Intermediate Polypody
Polypodium vulgare
Polypody
Polyscias fruticosa
Ming Aralia
Polyscias guilfoylei
Geranium Aralia
Polystichum aculeatum
Hard Shield-fern
Polystichum lonchitis
Holly-fern
Populus nigra
Black-poplar
Populus tremula
Aspen
Portulaca oleracea
Common Purslane
Potamogeton coloratus
Fen Pondweed
Potamogeton crispus
Curled Pondweed
Potamogeton lucens
Shining Pondweed
Potamogeton natans
Broad-leaved Pondweed
Potentilla anserina
Silverweed
Potentilla erecta
Tormentil
Potentilla reptans
Creeping Cinquefoil
Potentilla rupestris
Rock Cinquefoil