Tex-Mex Tobacco is an annual herb, 1-3 ft tall, stems slender. Basal leaves are obvate or oblanceolate, 15-23 cm long; the lower ones rotund-ovate, stalkless, the margin wavy, pointed, usually twisted, the base clasping the stem. Upper stem leaves reduced, lancelike to linear-lanceolate, margin strongly wavy. Inflorescence is a false raceme with a 3-7 mm long stalk. Sepals are unequal, 4-8 mm long, linear. Flowers with a long narrow flower-tube, abruptly flaring open into petals which are ovate, acute. The tube is pale green or purplish, long and slender, 3.5-4.5 cm long, 1.5-2 mm wide. Tex-Mex Tobacco is native to the American continent.