Erythrina herbacea, commonly known as the Coral Bean, Cherokee Bean, Red Cardinal or Cardinal Spear, is a flowering shrub or small tree found throughout the southeastern United States and northeastern Mexico; it has also been reported from parts of Central America and, as an introduced species, from Pakistan. Various other systematic names have been used for this plant in the past, including Erythrina arborea, Erythrina hederifolia, Erythrina humilis, Erythrina rubicunda, Corallodendron herbaceum and Xyphanthus hederifolius.
Shrub or small tree; prickles few. Leaf trifoliolate, petiole 5-8 cm long; leaflet 3.5-10 cm long, 3-5 cm broad, orbicular or ovate, acuminate, glabrous, petiolule c. 4 mm long. Inflorescence a terminal raceme, c. 30 cm long, leafy below with distant flowers. Calyx c. 10-12.5 mm long, slightly bilabiate, glabrous. Corolla scarlet. Vexillum 4.5-5.0 cm long, c. 2.0 cm broad. Fruit 7.5-12.5 cm long, short beaked, seeds bright red with a black spot.