Eleusine coracana (L.) Gaertn., Fruct. l : 8. f. 1. 11. 1798. Fruct. l : 8. f. 1. 11. 1798; Hsu, Fl. Taiwan 5: 475. 1978; Koyama, Grass. Jap. Neighb. Reg. 267. 1987.
Cynosurus coracanus L., Syst. Nat. ed. 10. 2: 875. 1759.
Culm tufted. Blade linear; sheath overlapping; ligule 1-2 mm long, a fringe of hairs. Inflorescence of digitate one-sided spikes. Spikelets 2-4-flowered, about 5 mm long; glumes chartaceous, folded, conspicuously keeled on back, acute; the lower 2/3 as long as the upper; lemma deltoid-ovate, acute, keeled on back, about 3.5 mm long, 5-nerved, lateral nerves close to the midrib; palea narrowly ovate, 2-keeled, siliceous along keels, as long as the lemma. Seed about 1 mm long, black and wrinkled; embryo 1/2-3/4 the length of the seed. Fruit an utricle.
TAIPEI: Kankou, Shimada 43378. TAICHUNG : Tachien, Mori s. n. Oct. 28. 1936. HUALIEN: Tailuko, Suzuki 8795.
This species is widely cultivated in the tropics of the Old World.
In Taiwan, it is especially grown by the Tribal peoples.