JOHNSTON: FLORA OF MARGARITA ISLAND. 251 



Am., p. 41 (1763).— El Valle, MUler & Johmton, no. 72, July G, and 

 Johnston, no. 87, July 24. Venezuela: Ernst, Sobre la flora y fauna, 

 p. 227; La Guaira, Fendler, no. 921, Aug. 16, 1855. A slender tree, 5 

 m. high. Further distribution, tropical America. 



C. CYLiNDRiSTACHYA (Ruiz & Pav.) Roem. & Schult., Syst., vol. 4, 

 p. 459 (1819); Griseb., Fl. Brit. W. Ind., p. 480. Varronia cijlindro- 

 stachya Ruiz & Pav., Fl. Peruv., vol. 2, p. 23, pi. 147 (1799).— Juan 

 Griego, Santa Ana, Ernst; El Valle, Miller & Johnston, no. 26, July 4, 

 and Johnston, no. 85, July 15. Further distribution. Lower California, 

 ^Yest Indies to Uruguay. 



C. DISCOLOR Cham., Linnaea, vol. 4, p. 482 (1829) — San Juan Mt., 

 alt. 570 m., Johnston, no. 296, July 19. Leaves narrower than in the 

 t^'jiical specimen. Further distribution, Brazil and Bolivia. 



C. GERASCANTHUS Jacq., Hist. Stirp. Am., p. 43, pi. 175 (1763); 

 Griseb., Fl. Brit. W. Ind., p. 478. — Santa Ana, Ernst. Venezuela: 

 Colonia Tovar, Fendler, no. 2054, 1856-57. Further distribution, 

 West Indies, Guatemala to Brazil. 



C. GLOBOSA (Jacq.) HBK., Nov. gen. et sp., vol. 3, p. 76 (1818); 

 Griseb., Fl. Brit. W. Ind., p. 481. Varronia globosa Jacq., Enum. 

 pi. Carib., p. 14 (1760).— El Valle, Miller & Johnston, no. 221, July 

 18; Asuncion, Johnston, no. 84, July 9. Slender bush, 2-3 m. high. 

 Venezuela: Ernst, Sobre la flora y fauna, p. 227. Further distribu- 

 tion, tropical America. 



C. RETICULATA Vahl, Eclog. iVm., vol. 3, p. 5 (1807); Griseb., Fl. 

 Brit. W. Ind., p. 479. — Juan Griego, Ernst. Further distribution. 

 West Indies, Venezuela. 



C. Sebestena L., Sp. pi., vol. 1, p. 190 (1753); Griseb., Fl. Brit. 

 W. Ind., p. 478; Jacq., Hist. Stirp. Am., p. 42. — Juan Griego, Ernst; 

 El Valle, Miller & Johnston, no. 219, July 26. Further distribution. 

 West Indies to Guiana and Colombia. 



Heliotropium L. 



H. cuRASSAVicuM L., Sp. pi., vol. 1, p. 130 (1753); Griseb., Fl. 

 Brit. W. Ind., p. 486. — Juan Griego, Ernst. Venezuela: Tortuga, 

 Ernst in Seem., Journ. bot., vol. 14, p. 179 (1876). Common to 

 tropical countries. 



H. filiforme HBK., Nov. gen. et sp., vol. 3, p. 86, pi. 204 (1818); 

 Griseb., Fl. Brit. W. Ind., p. 486.— El Valle, Miller & Johnston, no. 

 148, Aug. 8; Juan Griego, Johnston, no. 331, Aug. 14. Venezuela: 

 at Rio Apure, between the towns of El Diamente and San Fernando, 



