Persistent, remaining beyond the period when such parts commonly fall, as the leaves of evergreens, and the calyx of such flowers as persist during the growth of the fruit.

Personate, masked; a bilabiate corolla with a palate in the throat, [92].

Pertuse, perforated with a hole or slit.

Perulate, having scales (Perulæ), such as bud-scales.

Pes, pedis, Latin for the foot or support, whence Longipes, long-stalked, &c.

Petal, a leaf of the corolla, [14], [79].

Petalody, metamorphosis of stamens, &c., into petals.

Petaloid, Petaline, petal-like; resembling or colored like petals.

Petiole, a footstalk of a leaf; a leaf-stalk, [49].

Petioled, Petiolate, furnished with a petiole.