MANUAL OF THE GRASSES OF THE WEST INDIES 225 
Low creeping perennial, with long leafy stolons, often forming dense 
mats; culms 10 to 60 cm long, decumbent and rooting at the nodes, the 
flowering branches 5 to 20 cm tall; blades flat, 1 to 6 cm long, 1.5 to 
7 mm wide; racemes commonly 3 or 4, ascending or spreading, 0.6 to 
2.3 cm long, 1 to 10 mm distant; spikelets 1 to 1.2 mm long, sub- 
hemispheric, greenish golden, turning brown be- 
tween the pale margins; fruit reddish (fig. 174). 
Moist open ground along streams and ditches, 
in savannas and old fields, southern Mexico and 
the West Indies to Paraguay. 
Cupa: Guantanamo, Ekman 15806. Cajé- 
babo, Léon 12315. 
Dominican ReEpusuic: Cuenca, EHkman H NS j 
10959. Jarabaco, Hkman H 14191. RIG UHL 7aN=e Prema liner 
Purrto Rico: Mayaguez, Britton and Hess — bieuwlatum. Panicle, X 1. 
2835. Guaynabo, Whetzel, Kern, and Toro in fret, x10 (dunlieateaoye 
1924. Pueblo Viejo, Sintenis 1229. San Juan, 
Heller 664. Cayey, Chase 6739. Sierra de Naguabo, Britton and 
Cowell 2186. 
WINDWARD IsLANpDs: Antigua, Bor 187. Martinique, Duss 4507. 
St. Lucia, Bor 187. 
TRINIDAD: St. Joseph, Hitchcock 10016 (Amer. Gr. Nat. Herb. 575). 
Oropuche Lagoon, Britton, Hazen, and Freeman 1139. 
54. Paspalum reptatum Hitche. and 
Chase, Contrib. U. S. Natl. Herb. 
18: 318. 1917. Cuba, Léon and 
Cazanas 5850. 
Creeping subaquatic perennial; culms 
30 to 100 cm or more long, decumbent 
and rooting at the nodes; blades flat, 3 to 
10 cm long, 2 to 5 mm wide, velvety 
pubescent to glabrous; racemes 2 or 3, 
commonly overtopped by the upper leaf, 
divergent or reflexed, 1 to 4 cm long, 5 to 
10 mm distant; spikelets 1.5 to 1.7 mm 
long, elliptic-obovate, finely pubescent, 
yellowish green blotched with brown; 
fruit reddish brown. Cleistogamous 
spikelets are borne in minute sheaths at 
FIGURE 175.—Paspalum reptatum. the WAL base (fig. 175). , 
ee) avis 01 spike In mud or shallow water, margins of 
LF as A a ponds and depressions in savannas, 
Cuba and Jamaica. 
Cusa: Pinar del Rio, Ekman 18249 (Amer. Gr. Nat. Herb. 957). 
Manacas, Léon 5850. Jagiiey Chico, Ekman 16983. 
JAMAICA: Inverness, Harris 12717. 
55. Paspalum amphicarpum Ekman, in Chase, Contrib. U.S. Natl. 
Herb. 28; 161. £f.103. 1929. Cuba, Ekman 17565. 
Glabrous widely creeping aquatic or subaquatic perennial with 
solitary cleistogamous spikelets borne on _ short subterranean 
branches from the base or from rooting nodes; culms 50 to 75 em or 
