248 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
ASCLEPIADACEAE. 
ASCLEPIAS L. 
A. curassavica L., Sp. pl., vol. 1, p. 215 (1753); Griseb., Fl. Brit. 
W. Ind., p. 419; Desc., Ant., vol. 2, p. 191, pl. 116.— Santa Ana, 
Ernst; El Valle, Miller & Johnston, no. 84, July 11. Venezuela: neat 
Cuman4, HBK., Nov. gen. et sp., vol. 3, p. 190; Consejo, F endler, BO. 
1037, Mar. 13, 1855; Sacupana, Rusby & Squires, no. 26, April, 1896. 
Further distribution, tropical America. 
Caxotropis R. Br. a 
C. procera (Willd.) Dryand. in Ait. f., Hort. Kew., ed. 2, vol. 2D» _ 
78 (1811); Griseb., Fl. Brit. W. Ind., p. 420; Bot. reg., vol. 21, pl 
1792. Asclepias procera Willd. Sp. pl., vol. 1, p. 1263 (1798)— 
Juan Griego, Ernst; El Valle, Miller & Johnston, no. 252, July 6. 
Venezuela: La Guaira, Fendler, no. 1053, Aug. 16, 1855. Common” 
in tropical countries. 
Dirassa R. Br. 
D. susutaTa Johnston, Proc. Amer. acad. arts and sci., vol. 40, as 
694 (1905).— San Juan Mt., climbing over low shrubs at the summit, 
alt. 740 m., Johnston, no. 262, July 6. Endemic. 
Ieat1a Dene. 
I. maritima (L.) Dene. in DC., Prod., vol. 8, p. 599 (1844). a 
chum maritimum L., Mant., p. 54 (1767); Jacq., Hist. Strip. eae 
83, pl. 56. Ibatia muricata Griseb., Fl. Brit. W. Ind., P- 421 (1861)- 
Juan Griego, Ernst. Further distribution, West Indies, Venezueit- 
Marspenia R. Br. : 
M. macutata Hook., Bot. mag., pl. 4299 (1847); Griseb., Fi. per 
W. Ind., p. 422.— El Valle, Miller & Johnston, no. 17, July 18, 
Johnston, no. 67, Aug. 8. A vine hanging from trees. Further 
tribution, Central America and Colombia. 
Metastetma R. Br. 
M. Scutectrenpauiit Dene. in DC., Prod., vol. 8, p- 513 pee 
Griseb., Fl. Brit. W. Ind., p. 417.— El Valle, Miller & i : 
14, July 14. Venezuela: according to Ernst in Seem., Journ. se 
vol. 5, p. 294 (1867). Further distribution, tropical America. 
