Seeds, sown under glass, or in the open.
Pasque-flower. See [Anemone].
Passiflora (Passion Flower). Passifloreæ.
Seeds, sown under glass. Cuttings of the young growth root easily in sand in a frame. Varieties are sometimes veneer-grafted, e. g., P. coccinea.
Paulownia. Scrophularineæ.
Seeds, sown in carefully prepared soil, either in a seed-bed or in a cold-frame. Cuttings of ripe wood or of roots, made in fall or spring.
Pavonia. Malvaceæ.
Seeds, and green cuttings in a frame.
Pea (Pisum sativum). Leguminosæ.