Platanus occidentalis, i. [62].
Pleurisy, i. [376].
Poa angustifolia, iii. [156].
—— capillaris, iii. [66].
Poke. See Phytolacca.
Polecat, American, i. [273].
Polytrichum commune, i. [184].
Pontederia cordata, iii. [260].
Porpesse, i. [16].
Portuguese, or Spanish man of war, a species of blubber, i. [15].