236 MISC. PUBLICATION 248, U.S. DEPT. OF AGRICULTURE 
what distant, nodding, the lower 6 to 12 cm long, the common axis 
10 to 25 cm long; spikelets 2 to 2.5 mm long, elliptic, finely glandular- 
pubescent (fig. 186). 
_ Se a brushy slopes, and river banks, Panama and Trinidad to 
razil. 
TRINIDAD: Botanic Garden, Broadway 2175, 5947. St. Joseph, 
Hitchcock 10183, 10184, 10186, 10192. California, Hitchcock 10107. 
La Brea, Bot. Gard. Herb. 2262. Brighton, Hitchcock 10092. 
66. Paspalum plicatulum Michx., Fl. Bor. Amer. 1: 45. 1803. 
Georgia and Florida. 
aie undulatum Poir.,in Lam., Encycl. 5:29. 1804. Puerto 
ico. : 
Paspalum antillense Husnot, Bull. Soc. Linn. Normand. (II) 5: 260. 
1871. Guadeloupe. 
Panicum plicatu- 
lum Kuntze, Rev. 
Gens ely 37363: 
1898. 
Culms erect or 
ascending, 50 to 100 
em tall, rather slen- 
der; blades mostly 
folded at base, elon- 
gate, 3 to 10 mm 
wide; racemes 2 to 
several, usually 3 
to 10, 2 to 10 cm 
long; spikelets usu- 
ally 2.5 to 2.8 mm 
long, obovate-oval, 
the sterile lemma 
wrinkled trans- 
versely just inside 
the margin; fruit 
dark brown (fig. 
187). 
Open ground or 
wood borders, 
southeastern 
United States to Aas 
FIGURE 187.—Paspalum plicat- FIGURE 188.—Paspalum wrightii. 
ulum. Panicle, X 1; two views A 1G) ps ey tina } Panicle, X 1; two views of spike- 
of spikelet, and floret, X 10 throu eho ut the let, and floret, X 10 (type). 
awh West Indies 
67. Paspalum wrightii Hitchc. and Chase, Contrib. U.S. Natl. Herb. 
18: 310. 1917. Cuba, Wright 3843. 
Subaquatic; culms about 1.5 m tall, erect from a decumbent or 
floating base; blades flat, elongate, about 5 mm wide, long-pilose 
just back of the ligule; racemes 5 to 9, ascending, 4 to 8 cm long, the 
axis 8 to 10 cm long; spikelets about 2.5 mm long, elliptic; fruit brown 
(fig. 188). 
Margin of pools and streams, Gulf Coast, Texas, and western Cuba, 
sometimes forming dense colonies. 
Cusa: Pinar del Rio, Wright 3843. Arroyo Mateo Sanchez, 
Ekman 17910 (Amer. Gr. Nat. Herb. 978). 
