HITCHCOCK AND CHASE—GRASSES OF THE WEST INDIES. 281 
Wet sandy open swamps or savannas, West Indies and Central America to 
Brazil. Originally described from the “Antilles.” The type of Hypogynium 
spathifiorum is from Brazil and that of Anatherum inerme from Colombia. 
Cuba, Santo Domingo, Porto Rico, and Trinidad. 
9. Andropogon salzmanni (Trin.) Nash, N. Amer. Fl. 17: 104. 1912. 
Rottboellia salzmanni Trin.; Steud, Syn. Pl. Glum. 1: 361. 1854. 
Andropogon imberbis var. muticus Hack. in DC. Monogr. Phan. 6: 380. 1889. 
A glabrous, sparingly branched, ascending perennial with compressed culms, 
long linear flexuous or curled blades, and yellow, nearly glabrous racemes of 
appressed awnless spikelets. 
Sandy hills, southern Mexico to Brazil; also in a few West Indian islands. 
Originally described from Brazil. 
Guadeloupe, Dominica, and Martinique. 
10. Andropogon caricosus L. Sp. Pl. ed. 2. 1840. 1763. 
Andropogon annulatus var. subrepens Hack. Notizbl. Bot. Gart. Berlin 1: 327. 
1897, 
A decumbent, freely branched low perennial with flat blades 2 to 8 em. long 
and solitary or paired racemes, the sterile spikelets as conspicuous as the fertile 
ones, giving the appearance of a flat 2-ranked scaly spike; awns slender, twisted, 
and bent. . 
Waste places; introduced in a few places in the West Indies from southern 
Asia. Originally described from India. Andropogon annulatus var. subrepcens 
was described from Guadeloupe, Duss 3678 being the type. 
Cuba (Province of Habana) and Guadeloupe. 
11. Andropogon nodosus (Willem.) Nash, N, Amer, Fl, 17: 122. 1912. 
Dichanthium nodosum Willem. Ann. Bot. Usteri 18: 11. 1796. 
Similar to the preceding, somewhat larger, blades and racemes longer. 
Waste places; introduced in a few places in the West Indies from the Tropics 
of the Old World. Originally described from Mauritius. Probably only a 
variety of A. caricosus. 
Antigua, Guadeloupe, and Barbados. 
12. Arfiropogon hirtiflorus (Nees) Kunth, Rév, Gram. 2: 569. 18382, 
Streptachne domingensis Spreng.; Schult. Mant. 2: 188. 1824, 
Schizachyrium hirtiflorus Nees, Agrost. Bras. 334. 1829. 
Aristida? domingensis Kunth, Rév. Gram, 1: 62, 1829. 
_ Andropogon oligostachyus Chapm. Fl. South. U. S. 581. 1860. 
Andropogon semiberbis var. incertus Hack. in DC. Monogr. Phan. 6: 370. 1889. 
Schizachyrium doemingense Nash, N, Amer. F), 17: 103, 12. 
Andropogon domingensis Hubbard, Proc, Amer. Acad. 49: 493. 1913, not 
Steud. 1821. 
A tall slender erect tufted flat-stemmed perennial, with long narrow flat 
blades and erect short-pilose racemes, the twisted awns about 1 cm, long. 
Rocky or gravelly hills or flats, Florida, through the West Indies to Para- 
guay. Originally described from Brazil. The type of Streptachne domingensis 
is from Santo Domingo; of Andropogon oligostachyus from middle Flerida, 
and of A. semiberbis var. incertus from eastern Cuba (Wright 1558). 
Cuba, Jamaica (southern Manchester), Haiti (Marmalade), and Porto Rico 
(Maricao). 
13. Andropogon tener (Nees) Kunth, Rév. Gram, 2: 565, 1832, 
Schizachyrium tenerum Nees, Agrost. Bras. 336. 1829. 
Similar to the preceding, densely tufted, more slender, the blades narrower, 
more or less involute, the numerous slender racemes rarely 5 cm. long. 
