374 MISC, PUBLICATION 243, U.S. DEPT. OF AGRICULTURE 
Wet sandy savannas, Trinidad to Brazil. 
TRINIDAD: Aripo Savanna, Hitchcock 10079; Broadway 7685. Bot. 
Gard. Herb. 6671. 
99. MNIOCHLOA Chase, Biol. Soc. Wash. Proc. 21: 185. 1908 
Plants monoecious; inflorescence a pair of slender racemes, one 
pistillate, the other staminate, at the summit of a naked culm; pistil- 
late spikelets subsessile; first elume wanting; second glume and sterile 
lemma subequal, obtuse, or subacute; fruit white, cartilaginous, sub- 
indurate; staminate spikelets smaller, reduced to the lemma and 
palea. Slender perennials with flat firm subpetiolate blades. 
Flowering culms much exceeding the sterile ones; fruit glabrous. 
. M. PULCHELLA. 
Flowering culms mostly shorter than the sterile culms; fruit pubescent. 
2. M. STREPHIOIDES. 
1. Mniochloa pulchella (Griseb.) Chase, Biol. Soc. Wash. Proc. 21: 
186. pl.4. 1908. 
Digitaria pulchella Griseb., Cat. Pl. Cub. 231. 1866. Cuba, 
Wright 3448. 
Se le pulchellum Wright, An. Acad. Cienc. Habana 8: 202. 
1871 
Culms tufted, filiform, lax and spreading, the sterile 5 to 10 cm 
long, the flowering culm erect or ascending, 10 to 20 cm tall, bearing 
a single sheath about the middle and another near the base ; blades 
lanceolate-oblong, flat, sparsely hispidulous on the upper surface, 
scabrous beneath, 10 to 18 mm long, 4 to 7 mm wide; racemes 2 to 3 
cm long; pistillate spikelets about 2.7 mm long; staminate spikelets 
about 1.4 mm long (fig. 342). 
On shady limestone rocks, rare, eastern Cuba. 
Cusa: El Yunque de Baracoa, Wright 3448; Ekman 3916. 
2. Mniochloa strephioides (Griseb.) Chase, Biol. Soc. Wash. Proc. 21: 
£SOs, 1908: 
Olyra strephioides Griseb., Cat. Pl. Cub. 229. 1866. Cuba, Wright 
3435. 
Culms lax, erect or more or less spreading, the sterile usually 10 
to 15 cm tall, the fertile 4 to 7 cm tall, bearing a single sheath about 
the middle; blades oblong to ovate- triangular, “flat, finely puberulent 
or scabrous, truncate at base, 5 to 15 mm long, 3 to 8 mm wide; 
racemes 1.5 to 2 cm long; pistillate spikelets about 4.5 mm long; 
staminate spikelets 1.5 mm long. 
Shady banks and ravines, western Cuba. 
Cusa: Cayabos, Hkman 12945. Cabanas, Ekman in 1921. San 
Diego de los Batis, Léon 4391, 4572, 4593; Caldwell and Baker 7011. 
Pinar del Rio, Hitchcock 23310. Habana, Ekman 1238. Campo 
Florido, Léon 4140. Western Cuba, Wright 3435. 
100. EKMANOCHLOA Hitchc., gen. nov.” 
Plants monoecious; inflorescence a pair of slender racemes, one 
pistillate, the other staminate, at the summit of leafy culms; ; pistillate 
spikelets short-pediceled along a slender rachis; first olume wanting; 
% Planta monoica; racemi bini, uno masculo, uno femineo; spiculae femineae: Gluma prima nulla; gluma 
secunda et lemma sterile subaequalia, 3-5-nervia; lemma fertile subteres, cartilagineum, versus apicem 
angustatum, aristatum; arista tenui; palea in lemmate inclusa; spiculae masculae: Lemma et palea sub- 
aequalia acuta lemmate 3-nervio. 
