190 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
Neue Entdeck., vol. 2, p. 59 (1821).— Pt. Piedras, Johnston, no. 3: 
Aug. 6, and at Laguna Chica, Johnston, no. 327, Aug. 10, a much 
reduced form. Venezuela: Ernst, Sobra la flora y fauna, p. 223, — 
Jamaica and Haiti. py 
S. vireinicus (L.) Kunth, Rev. Gram., vol. 1, p. 67 (1829); Griseb, 
Fl. Brit. W. Ind., p. 533. Agrostis virginica L., Sp. pl., vol. 1, p. 68 
(1753).— Pt. Mosquito, Johnston, no. 326, Aug. 10. Venezuela: 
Tortuga, Ernst; Los Roques, Ernst. Widely distributed in tropical ™ 
countries. Ph 
Traeus Haller. 
T. racemosus (L.) Scop., Introd., p. 73 (1777); Doell in Mart, — 
Fi. Bras., vol. 2, pt. 2, p. 122. Cenchrus racemosus L., Sp. pl. Vol. 2, — 
p. 1049 (1753).— Reported by Urban (Symb. Ant., vol. 4, p. 80) as 
occurring on Margarita, a determination based on Miller & John- 
ston’s material of 1901. fe) 
ZEA Li. 
Z. Mays L., Sp. pl., vol. 2, p. 971 (1753); Griseb., Fl. Brit. We 
Ind., p. 561; Doell in Mart., Fl. Bras., vol. 2, pt. 2, p. 31.— Cultivated 
in El Valle and Asuncion. ae” 
CYPERACEAE. 
Cyperus L. 
C. vistans L. f., Suppl, p. 103 (1781); Griseb., Fl. Brit. W. Indy — 
p. 565; Jacq., Ic. rar., vol. 2, pl. 299; Nees in Mart., Fl. Bras., vol. a 
pt. 1, p. 40; Urb., Symb. Ant., vol. 4, p. 112.— El Valle, Miller oe 
Johnston, no. 182, Aug. 15. Venezuela: Ernst, Sobre la flora 1 
fauna, p. 223. Widely distributed in tropical countries. ss 
DicHROMENA Michx. 
D. crutata Vahl, Enum., vol. 2, p. 240 (1806); Urb., So ps i 
vol. 4, p. 121. Rhynchospora Vahliana Griseb., Fl. Brit. W- bs 
577 (1864).— El Valle, Miller & Johnston, no. 189, July 16; PB” 
Juan Mt., alt. 500 m., Johnston, no. 201, July 2. Vanes an er 
Sobre la flora y fauna, p. 223. Distribution general from the oN" 
United States to Brazil. : 
