Family Name Index (Text) - P
| Family | Botanical name |
|---|---|
| Parkeriaceae | Ceratopteris cornuta |
| Pedaliaceae | Sesamum indicum |
| Polygalaceae | Polygala arenaria |
| Polygalaceae | Polygala petitiana |
| Pontederiaceae | Eichhornia natans |
| Pontederiaceae | Heteranthera callifolia |
| Portulacaceae | Portulaca foliosa |
| Portulacaceae | Talinum triangulare |