| + | Ruellia amoena, Nees (Stephanophysum longifolium, Pohl). A half-hardy perennial, about 1 1/2 ft. high: lvs. oblong-lanceolate or oblong, narrowed at both ends; margins repand-denticulate or simply repand: fls. bright red, in axillary sprays in summer. Brazil. F.M. 1880:419. |