| Common name (English) | |
|---|---|
| Pinus canariensis | Canary Island pine |
| Pinus radiata | Insignis pine, Cedros Island Pine |
| Pinus sabiniana | Digger pine, Bull pine |
| Pinus wallichiana | Bhutan pine, Himalayan pine |
| Pittosporum phillyreoides | Desert-willow, Weeping pittosporum |
| Pittosporum tobira | Australian-laurel, Japanese pittosporum, Chinese cheesewood |
| Platycladus orientalis | Biota, Chinese arborvitae, Oriental arbovitae, Chinese thuja |
| Plumbago auriculata | Cape leadwort |
| Plumeria alba | Frangipani, Temple tree |
| Plumeria rubra | Chelilairangebard |
| Podranea ricasoliana | Port St. John's-creeper, Pink trumpet vine |
| Polygala myrtifolia | |
| Potamogeton coloratus | Fen pondweed |
| Proboscidea louisianica | Ram's horn, Louisiana unicorn-plant |
| Prosopis juliflora | Mesquite; honey mesquite; algarroba-bean |
| Pyracantha coccinea | Firethorn; Pyracanth; Red Firethorn |
| Pyrostegia venusta | Flamevine; orange trumpet vine; Brazilian flame creeper |
| Quercus ilex | Evergreen Oak |
| Quercus macrocarpa | Bur Oak, Blue Oak |
| Reseda odorata | Garden mignonette, Bastard Rocket |