MANUAL OF THE GRASSES OF THE WEST INDIES 253 
Cupa: Herradura, Tracy 9055, 9342; Britton and Earle 6566. 
Remates, Hkman 11212. Laguna del Ariguanabo, Léon 2774, 2775, 
4328, 7693. Santiago de las Vegas, Hitchcock 151. Batabandé, 
Hitchcock 150. Cayo de los Pavos, Léon 9507. 
Haiti: Etang, Leonard 3493, 4233. Manneville, Ekman H 3060. 
Miragoane, Ekman H 72338. 
FIGURE 203.—Panicum dichotomifiorum. Panicle, X 1; two views of spikelet, and floret, X 10 (Deam). 
9. Panicum bartowense Scribn. and Merr., U. S. Dept. Agr., Div. 
Agrost. Cire. 35: 3. 1901. Florida. 
Simple or sparingly branched; culms erect or decumbent at base, 
sometimes only 20 to 30 cm tall but often 1 m or even 2 m tall; 
sheaths papillose-hispid; blades pilose on the upper surface; panicle 
and spikelets about as in P. dichotomiflorum (fig. 204). 
Low moist ground, Florida to Cuba and 
Jamaica. 
Banamas: Great Bahama, Britton and Mills- 
paugh 2706. North Bimini, Brace 3467 (both 
in Field Mus. Herb.). 
Cupa: Carabela Grande, Roig 3205. 
Guanajay, Hkman 13013. Marianao, Léon 
6142. Guines, Léon 7289. Batabané, Mitch- 
cock 149. Caibarién, Fernando 636. Without =a 
locality, Wright 3860. Isla de Pinos, Ekman a 
12400; Britton, Wilson, and Léon 15257. srehonens) AWE ita TD 
Jamaica: Black River, Hitchcock 9645  2a'fores’xctottybd) 
(Amer. Gr. Nat. Herb. 18). 
10. Panicum lacustre Hitchc. and Ekman, sp. nov.” 
Perennial; culms erect, glabrous, rather succulent below, 1 to 1.5 
m tall, rooting at the lower nodes when growing in the water; sheaths 
glabrous (under water bladeless); ligule a laciniate membrane dis- 
sected into bristles, 1 to 2 mm long; blades flat, or folded at base, the 
middle and upper 15 to 30 cm long, about 2 mm wide, slightly sca- 
brous, sparsely pilose on the upper surface, the lower shorter; panicle 
62 Culmi perennes erecti glabri succulenti 1-1.5 m alti; vaginae glabrae; laminae planae 15-30 cm longae 
2 mm latae; panicula patens 20-30 em longa, radiis ascendentibus, radiis secondariis appressis; spiculae 
oblongo-lanceolatae glabrae 2mm longae; gluma prima 0.5-0.7 mm longa truncata; gluma secunda 5-nervis; 
lemma Sterile glumam secundam aequans 7-nervis. 
