Peritoma
(from peritome, a cutting round about; referring to the base of the calyx). SYN. Atalanta (of Nuttall). ORD. Capparideae. A small genus of hardy, North American, annual herbs, now included, by the authors of the "Genera Plantarum," under Cleome. Calyx four-fid, cut round at the base; stamens six. Capsules stalked. Leaves compound, generally three to five-foliolate. For culture of P. aurea, see Cleome.
P. aurea (golden). fl. yellow; petals oblong-elliptic, sub-sessile. July and August. l. three to five-foliolate; leaflets oblong-lanceolate, acute at both ends, entire. h. 1ft. 1840. The proper name of this plant is Cleome lutea. (B. R. xxvii. 67.)