Cotyledoneae, Juss.—Embryonatae, Rich.—Vasculares, De Cand.
Characters.—Substance of the plant composed of cellular tissue, woody fibre, ducts, and spiral vessels. Leaves usually present; cuticle with stomata. Flowers with perceptible stamens and pistils. Seeds with an embryo enclosed within a spermoderm, furnished with one or more cotyledons.
The Elements of Materia Medica and Therapeutics, Vol. II, 3th American ed., was written by Jonathan Pereira in 1853.