| pH | (chemistry) p(otential of) H(ydrogen) |
|---|---|
| pH | (chemistry) p(otential of) H(ydrogen) |
| pH | any plant of the genus Phacelia |
| pH | annual of southern California with intricately branched stems and lax cymes of aromatic deep blue bell-shaped flowers |
| pH | desert plant of southern California with blue or violet tubular flowers in terminal racemes |
| pH | hairy annual of California to Mexico with crowded cymes of small blue to lilac or mauve flowers |
| pH | desert plant of southern California with blue or violet tubular flowers in terminal racemes |
| pH | warthogs |
| pH | a vascular tumor of the adrenal gland |
| pH | brown algae |
| pH | coextensive with class Phaeophyceae |
| pH | type genus of the Phaethontidae |