Forget-me-not. See [Myosotis].
Forsythia (Golden Bell). Oleaceæ.
Propagated extensively by green cuttings in summer, in a frame; also grown from ripe cuttings taken in fall and winter, and planted in the open air in early spring.
Fothergilla. Hamamelideæ.
Propagated by seeds, sown in spring in a peaty soil; by layers.
Four-o’clock. See [Mirabilis].
Foxglove. See [Digitalis].
Fragaria. See [Strawberry].
Franciscea. See [Brunfelsia].
Francoa. Saxifrageæ.