Urochloa

• Authority

  Acevedo-Rodríguez, Pedro & collaborators. 1996. Flora of St. John, U.S. Virgin Islands. Mem. New York Bot. Gard. 78: 1-581.

• Family

  Poaceae

• Scientific Name

  Urochloa

• Description

  Genus Description - Annual or perennial herbs; culms erect or decumbent, unbranched or sparingly branched. Leaf sheaths overlapping, smooth; ligule a fringe of hairs; blades linear to lanceolate, flattened or conduplicate. Main axis of inflorescence with appressed or divaricate primary branches; secondary branches appressed or spreading; rachis terminating in a spikelet; disarticulation at the spikelet base; callus differentiated or not. Spikelets adaxial or abaxial, dorsiventrally compressed or plano-convex; lower glume not fused with the callus, encircling the spikelet base; upper glumes about as long as the spikelet; lemma of lower floret membranous to chartaceous, sterile; lemma of upper floret shorter than or about as long as the lower floret, cartilaginous to indurate, fertile, rugose, dull, with involute margins, the apex with same or different texture as the body, muticous, mucronate, or awned.