| Phygelius 'New Sensation' |
Cape Fuchsia, Cape Figwort |
 |
| Phygelius 'Moonlight' |
Cape Fuchsia |
 |
| Physalis alkekengi v ranchettii |
Chinese Lantern |
 |
| Physalis peruviana |
Cape Gooseberry |
|
| Physaria didymocarpa |
Bladderpod |
 |
| Physoplexis (Phyteuma) comosa |
Devil's Claw |
|
| Phyteuma nigrum |
Black Rampion |
|
| Pimpinella saxifraga |
Burnet Saxifrage |
|
| Pinguicula (many) |
Butterwort |
|
| Pinguicula |
Butterwort |
|
| Platycodon grandiflora |
Balloon Flower |
 |
| Plumbago auriculata (capensis) |
Leadwort |
|
| Plumeria rubra |
Frangipani |
|
| Podalyria (many) |
Sweet Pea Bush |
|
| Podranea ricasoliana |
Pink Trumpet Vine |
|
| Polemonium (many) |
Jacob's Ladder |
|
| Polemonium caeruleum |
Jacob's Ladder |
|
| Polianthes geminiflora |
Tuberose |
|
| Polygala amaara |
Bitter Milkwort |
|
| Polygonum persicaria |
Common Polygonum, Redshank |
|
| Pontaderia cordata |
Pickerel Weed |
|
| Portulaca grandiflora |
Rose Moss |
|
| Potentilla (many) |
Cinquefoil |
|
| Potentilla fragariiformis |
Cinquefoil |
|
| Potentilla repens |
Creeping Cinquefoil |
|
| Poterium canadensis |
Canadian Burnet |
|
| Poterium officinale |
Great Burnet |
|
| Poterium sanguisorba |
Salad Burnet |
|
| Pratia (many) |
Blue Star Creeper |
|
| Pratia |
Pratia, Blue Star Creeper |
|
| Pratia angulata |
Blue Star Creeper |
|
| Primula (many) |
Primrose |
|
| Primula alpicola |
Primrose |
|
| Primula auricula |
Auricula, Bear's Ears |
|
| Primula capitata mooreana |
Primula |
|
| Primula veris |
Cowslip |
|
| Primula vulgaris |
Primrose |
|
| Pritzelago alpina |
Alpine Cress |
|
| Prosopis juliflora |
Mesquite |
|
| Prunella vulgaris |
Self Heal |
|
| Psidium guajava |
Guava |
|
| Psoralea |
Blue Pea |
|
| Psorothamnus fremontii |
Fremont's Indigobush |
 |
| Pterocarya rhederiana |
Wing Nut |
|
| Pterocephalus |
Pincushion Flower |
|
| Ptilostemon afer |
Ivory Thistle |
|
| Pueraria lobata |
Kudzu |
|
| Pulicaria dysenterica |
Fleabane |
|
| Pulmonaria officinalis |
Lungwort |
|
| Pulsatilla (many) |
Pasque Flower |
|
| Pulsatilla vulgaris |
Pasque Flower |
|
| Punica granatum |
Pomegranate |
|
| Puya chilensis |
Chilean Puya |
|
| Pyrostegia venusta |
Flame Vine, Flaming Trumpet |
|
