304 MISC. PUBLICATION 243, U.S. DEPT. OF AGRICULTURE 
prominent, 2 to 5 mm long, brownish; blades narrowly lanceolate, 10 
to 25 cm long, 1 to 2 cm wide, abruptly narrowed at base, long-taper- 
ing at apex, scabrous on both surfaces; panicles open, as much as 30 
cm long and nearly as wide, the slender scabrous branches and 
branchlets ascending or the lower finally spreading, naked below, the 
spikelets clustered toward the tips, no smaller secondary panicles 
developed; spikelets 4 mm long, elliptic, often purple. 
Edges of woods, thickets, and copses, Mexico to Ecuador; Jamaica, 
Hispaniola. 
JAMAICA: Peckham, Harris 12828. Troy, Hitchcock 9800. Lindos 
Hill, Harris 11832. Ipswich, Mitchcock 9608. Mount Diablo, 
Ridley 27. 
Haiti: Buttet, Ekman H 7153. Port-Margot, Ekman H 2841. 
Caille la Croix, Leonard 7997. Marmelade, Leonard 8192. Dondou, 
Leonard 8572. Plaisance, Leonard 9391. 
DomiInicAN ReEpPustic: Sanchéz, Abbott 180. 
4, Lasiacis ligulata Hitchc. and Chase, Contrib. U.S. Natl. Herb. 18: 
337. 1917. Trinidad, Hitchcock 10007. 
Panicum dwaricatum var. puberulum Griseb., Fl. Brit. W. Ind. 551. 
1864. Trinidad, Crueger. 
Clambering to a height of 5 to 10 m, the robust glabrous central cane 
as much as 1 cm in diameter, the wide-spreading main branches and 
the arcuate secondary ones not in fascicles, not zigzag; sheaths ciliate 
on the overlapping margin, otherwise glabrous; ligule a ciliate mem- 
brane, brown, 1 to 2 mm long; blades flat, firm, 6 to 12 cm long, 0.8 
to 1.5 cm wide, lanceolate, acuminate, narrowed to the base, glabrous 
on the upper surface, puberulent beneath, the margins scabrous; 
panicles terminating the numerous branches, exserted or partly 
included, oval in outline, rather open, 5 to 10 cm long, usually half 
to three-fourths as wide, the branches few, spreading, finally reflexed, 
branching or flowering from near the base, usually bearing 5 to 10 
short-pedicled spikelets; spikelets about 4 mm long, obovoid and 
purplish black at maturity, the glumes and sterile lemma as well as . 
the fruit with a lanate tuft at the tips. 
Copses and edges of woods, Central America and the West Indies 
to Ecuador and Brazil. 
Dominican Repusiic: Rio San Juan, Miller 1184. Sanchéz, 
Abboté 121. 
Puerto Rico: Lares, Sintenis 5918. Cayey, Chase 6734, 6747. 
Maricao, Sintenis 215. Loquillo Mountains, Wilson 350. Arecibo, 
Chase 6454. Mayaguez, Britton and Marble 678. 
VirGin Isuanps: Tortola, Shafer 1147. St. Thomas, Britton and 
Marble 1230. 
TrinipAD: Port-of-Spain, Hitchcock 9962. St. Joseph, Hitchcock 
10020. Morne Bleu, Britton, Freeman, and Bailey 2266. Aripo, 
Broadway 9929. Diego Martin, Bot. Gard. Herb. 7717. Caparo, 
Broadway 4923. Tamana, Broadway 4952, 4959. Tabaquite, Hitch- 
cock 10120. Moruga, Broadway 7915. Cedros, Hitchcock 10151. 
TosaGco: Hitchcock 10261, 10262, 10269, 10275; Broadway 3551, 
4038. 
