234 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
RHAMNACEAE. 
ZIZIPHUS Juss. 
Z. sp.— El Valle, River trail, Johnston, no. 269, July 15. A tree, 
about 7 m. high, with wide-spreading top. Related to 2. mewvana 
Rose, Contrib. U. S. nat. herb., vol. 1, p. 315. Differs in having 
leaves more broadly oval, more rounded at base, and distinctly three- 
nerved. The margin is almost the same in each. 
VITACEAE. 
Cissus L. 
C. sicyorpes L., Syst. nat., ed. 10, vol. 2, p. 897 (1759); Griseb., 
Fl. Brit. W. Ind., p. 102; Desc., Ant., vol. 7, pl. 481.— Santa Ana, 
Ernst; El Valle, Miller & Johnston, no. 244, Aug. 1. Further dis- — 
tribution, tropical America. 
TILIACEAE. 
Corcuorus L. 
C. acurancutus Lam., Encycl., vol. 2, p. 104 (1786); Wight, Ic. 
pl. Ind. Or., vol. 3, p. 739; Griseb., Fl. Brit. W. Ind., p. 97—#l 
Valle, Miller & Johnston, no. 97, July 11. Common to all tropical 
countries. Ce. 
C. mirsvtus L,, Sp. pl., vol. 1, p. 530 (1753); Jacq., Hort. Vind., 
vol. 3, pl. 57; Griseb., Fl. Brit. W. Ind., p. 97.— Juan Griego, Ernst. 
Further distribution, Antigua, Guadeloupe, Venezuela. 
C. siziquosus L., Sp. pl., vol. 1, p. 529 (1753); Jacq., Hort. Vind., 
vol. 3, pl. 59; Griseb., Fl. Brit. W. Ind., p. 97.— Santa Ana, Ernst. 
Further distribution, southern United States and tropical Americ- 
Trivmretra L. 
T. Lapruta L., Sp. pl. vol. 1, p. 444 (1753); Griseb., Fi. Brit. W. 
Ind., p. 95.— Santa Ana, Ernst. Venezuela: Colonia Tovar, F endlet, 
no. 1918, 1856-57. Further distribution, Mexico, West Indies 
Panama, and Cape Verde Ids. 
