JOHNSTON: FLORA OF MARGARITA ISLAND. 229 
Griseb., Fl. Brit. W. Ind., p. 41.— Santa Ana, Ernst; El Valle, 
Miller & Johnston, no. 199, July 14; Johnston, no. 46, Aug. 31, 
Further distribution, West Indies and Venezuela. 
C. POPULiFOLius Mill., Gard. diet., ed. 8, no. 7 (1768), as Populi 
folia; Griseb., Fl. Brit. W. Ind., p. 41.— San Juan Mt., alt. 500 m., 
Johnston, no. 47, Aug. 28. Further distribution, West Indies. 
C. PSEUDOCHiNA Schlecht., Linnaea, vol. 5, p. 84 (1830), as Pseudo- 
China; Griseb., Fl. Brit. W. Ind., p. 39.— Santa Ana, Ernst. Further 
distribution, tropical America. 
Euphorbia L. 
E. BuxiFOLiA Lam., Encycl., vol. 2, p. 421 (1786); Griseb., Fl. Brit. 
W. Ind., p. 53; Muell. Arg. in Mart., Fl. Bras., vol. 11, pt. 2, p. 
681. — Juan Griego, Ernst; Pt. jNIosquho, Johnston, no. 44, Aug. 10. 
Found growing on the dunes of shifting sands. Further distribution, 
tropical America. 
E. HYPERiciFOLiA L., Sp. pi., vol. 1, p. 454 (1753); Griseb., Fl. 
Brit. W. Ind., p. 54; Muell. Arg. in Mart., Fl. Bras., vol. 11, pt. 2, 
p. 677. — El Valle, Miller & Johnston, no. 109, July. Var. lasio- 
CARPA Griseb., /. c, p. 54 (1859). E. lasiocarpa Klotzsch, Nov. act. 
nat. cur., vol. 19, suppl. 1, p. 414 (1843). — Santa Ana, Ernst. 
Venezuela: near Cumana, HBK., Nov. gen. et sp., vol. 2, p. 56 
(typical form) ; Loefling, Reise nach den spanischen Landern, p. 152- 
153. Common in tropical countries. 
E. PETioLARis Sims, Bot. mag., vol. 23, pi. 883 (1800).— El Valle, 
Miller & Johnston, no. 235, July 18. Also from Island of St. Thomas. 
E. piLULiFERA L., Sp. pi., vol. 1, p. 454 (1753); Griseb., Fl. Brit. 
W. Ind., p. 54; Muell. Arg. in Mart., Fl. Bras., vol. 11, pt. 2, p. 684.— 
El Valle, Miller & Johnston, no. 108, July. Common in tropical coun- 
tries. 
E. THYMiFOLiA L., Sp. pi., vol. 1, p. 454 (1753); Burm. f., Fl. Ind., 
p. 112; Muell. Arg. in Mart., Fl. Bras., vol. 11, pt. 2, p. 684. E. 
maculata Griseb., Fl. Brit. W. Ind., p. 53, not L.— El Valle, Miller & 
Johnston, no. 150, Aug. 9; Juan Griego, at the pond and on the sea- 
shore, Johnston, no. 251, Aug. 14. Widespread in tropical countries. 
HiPPOMANE L. 
H. Mancinella L., Sp. pi., vol. 2, p. 1191 (1753); Griseb., Fl. Brit. 
W. Ind., p. 50. — Juan Griego, Ernst; Pt. Moreno, Johnston, no. 261, 
