Annual or perennial, stems to 10 or rarely 15 feet, coarse, branching at base, flattened on one side between the dark-colored fruiting nodes; leaf blades sword-shaped, long-pointed, to 3.25 inches wide, midrib prominent, sheaths expanded, very strongly veined; female spikelets solitary on opposite sides of obliquely articulate rachis, first glume hard, covering the cavity, second glume membranous, lemma hyaline; grains about /25 inches long, glossy, with markings resembling and insect pupa on the face.
Closely related to and resembling Z. Mays, with which it readily hybridizes. Thought to be one of the progenitors of modern corn.
Hortus Third, LHJ Bailey Hortorium, 1976
data regenerated on Thu, 20 Nov 2014 15:15:32 -0500