86 MISC. PUBLICATION 243, U.S. DEPT. OF AGRICULTURE 
9. Sporobolus purpurascens (Swartz) Hamilt., Prodr. Pl. Ind. Oce. 5. 
S25: 
Agrostis purpurascens Swartz, Prodr. Veg. Ind. Occ. 25. 1788. 
Jamaica. 
Culms erect, 30 to 50 cm tall; blades mostly basal, 4 to 8 mm wide, 
ciliate near base; panicles condensed, brownish drab, 8 to 15 em long, 
an} 
a 
~ ites 
FIGURE 50.—Sporobolus pur- FIGURE 51.—Sporobolus virginicus. Plant, X 1; 
purascens. Panicle, X 1; glumes and floret, X 10 (Nash 2467). 
glumes and floret, Xx 10 
(Hitchcock). 
the short branches in whorls; spikelets 3 mm long; first glume less 
pan half as long as the spikelet; second glume as long as the spikelet 
(fig. 50). 
Grassy slopes, pine barrens, and savannas, southern United States, 
West Indies, and eastern Mexico to Bolivia and Brazil. 
Cusa: San Julidn, Ekman 11115; Léon 6923, 6984. Herradura, 
Léon 15953. Pinar del Rio, Wright 3427a; Britton 10022. Laguna 
Jovero, Shafer 10757. Isla de Pinos, Britton and Wilson 14292. 
