332 MISC. PUBLICATION 243, U.S. DEPT. OF AGRICULTURE 
FIGURE 303.—Chadium cubanum. Plant, X 14; 
spikelet and floret, X 5 (Ekman 15699). 
Annual or short-lived perennial; 
culms tufted, slender, often decum- 
bent at base, about 1 m tall; sheaths 
sparsely papillose-hirsute; blades 
flat, 5 to 15 ecm long, 2 to 7 mm 
wide; panicles beautifully silky, 
rosy-purple or sometimes pale, 10 
to 15 cm long; spikelets about 5mm 
long, the hairs extending 4 to5 mm 
beyond (fig. 304). 
Waste ground, becoming rather 
common in the warmer regions of 
North America; introduced from 
South Africa. This species has 
some value for forage and can be 
utilized on poor sandy soil. 
Cupa: Santiago de las Vegas, 
Juzepezuk 1987. Habana, Léon 
817, 6361; Ekman 29. Campo 
Florido, Léon 4146. Matanzas, 
Brition and Wilson 13996; Cowell 
13334. Cienfuegos, Grey in 1919. 
Santiago de Cuba, Ekman 7999. 
San Miguel de los Bafios, Killip 
13937. 
Jamaica: Botanical Garden, 
Cousins in 1925 (grown from seed 
from Colombia; will probably 
escape). 
Haiti: Fond-Blanc, Ekman 
H 9889. 
Dominican Repustic: Moncion, 
Ekman H 12691; Valeur 162. 
Jaina, Ekman H 5801; Faris 5. 
Constanza, Ekman H 14087. 
PuErRTtTO Rico: Rio Piedras, 
Britton and Matz 7056. Sardinera, 
Britton 8703. 
LEEWARD IsLaNnps: Antigua, 
Box 25. Guadeloupe, Franceschi 
in 1892; Stehlé 41. 
Winpwarp Istanps: Barbados, 
Hitcheock 16511. 
Trinipab: Port-of-Spain, Broad- 
way 4962 (cultivated). 
91. SETARIA Beauv., Ess. Agrost. 
51) plaid de 18 
(Chaetochloa Scribn., U.S. Dept. Agr., 
Div. Agrost. Bull. 4: 38. 1897) 
Spikelets subtended by one to 
several bristles (sterile branchlets) 
falling free from the bristles, awn- 
less; first glume broad, usually less 
