190 MISC. PUBLICATION 243, U.S. DEPT. OF AGRICULTURE 
Marshes, river banks, and moist pine barrens, southern United 
States and Cuba. 
Cupa: Habana, Kkman 16928. 
6. Axonopus equitans Hitchc. and Chase, Contrib. U.S. Natl. Herb. 
18: 301. 1917. Trinidad, Hitchcock 9988. 
Perennial; culms erect, 40 to 60 cm tall; blades rather stiffly 
ascending, flat from a folded base, ciliate, rather sparsely villous on 
the lower surface or the cauline glabrate, 15 to 20 cm long, 4 to 10 
mm wide; racemes about 4, erect or ascending, 7 to 15 cm long; 
spikelets oblong, 2 mm long. 
+z Grassland, Trinidad. 
; TRINIDAD: Port-of-Spain, Hitchcock 9988. St. Joseph, Hitchcock 
10193. 
FIGURE 121.—Azonopus furcatus. Plant, X 1; spikelet and floret, X 10 (Combs 1205). 
7. Axonopus leptostachys (Fliigge) Hitche., Contrib. U.S. Natl. Herb. 
22: Ait.” 1922. 
Paspalum leptostachyum Fligge, Monogr. Pasp. 123. 1810. 
Venezuela. 
Axonopus macrostachyus Hitche. and Chase, Contrib. U.S. Natl. 
Herb. 18: 301. 1917. Trinidad, Hitchcock 10093. 
Perennial; culms erect, 1 to 1.5 m tall; sheaths keeled but not 
strongly compressed; blades flat, stiffly erect, glabrous, as much 
as 50 cm long, 4 to 7 mm wide; racemes about 12, slender, erect or 
stifly ascending, 15 to 25 cm long, the main axis about 12 cm long; 
spikelets acute, 3mm long, minutely silky at base and on the margins. 
Low, open ground, Trinidad to Brazil. 
TRINIDAD: Pitch Lake, Hitchcock 10093. 
8. Axonopus anceps (Mez) Hitche. 
Paspalum anceps Mez, Repert. Sp. Nov. Fedde 15: 61. 1917. 
Brazil. 
Perennial; culms flat, 1.5 m tall; sheaths broad, keeled, overlap- 
ping, hirsute, densely hairy on the collar; blades elongate, rather 
stiff, sparsely pilose; panicle 30 cm long; racemes numerous, laxly 
spreading, 6 to 12 cm long, densely woolly in the axils; spikelets 
plump, oval, 2 mm long, silky pubescent in lines. 
