242 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



P. SP., reported by Ernst at Santa Ana, is probably the above. 

 Rhipsalis Gaertn. 



R. CASSUTHA Gaertn., Fruct., vol. 1, p. 137, pi. 28 (1788); Griseb., 

 Fl. Brit. W. Ind., p. 302 as cassytha. — El Valle, Johnston, no. 16. 

 Found hanging from the branches of trees; fruit becoming white. 

 Further distribution, tropical America. 



THYIMELAEACEAE. 

 Daphnopsis INIart. & Zucc. 



D. americana (Mill.), n. comb. Laurus americana Mill., Diet., 

 ed. 8, no. 10 (1768). Daphne tinifolia Sw., Prod. veg. Ind. Occ, 

 p. 63 (1788). Daphnopsis tinifolia Griseb., Fl. Brit. W. Ind., p. 278 

 (I860).— Juan Griego trail, alt. 450 m., Johnston, no. 257, Aug. 14. 

 Further distribution, Jamaica. 



LYTHRACEAE. 



ROTALA L. 



R. DENTiFERA (Gray) Koehne in Engl., Bot. Jahrb., vol. 1, p. 161 

 (1881). Avnnannia dentifera Gray, PL Wright., vol. 2, p. 55(1853). 

 — Juan Griego, Johnston, no. 276, Aug. 14. Further distribution, 

 Mexico. 



RHIZOPHORACEAE. 



Rhizophora L. 



R. Mangle L., Sp. pi., vol. 1, p. 443 (1753); Griseb., Fl. Brit. W. 

 Ind., p. 274.- — Laguna Chica, Johnston, no. 246, Aug. 10, also at Pt. 

 Piedras, and at Laguna Grande. Venezuela : Ernst, Sobre la flora y 

 fauna, p. 223. Common to tropical countries. 



MYRTACEAE. 

 Myrcia DC. 



M. CORIACEA (Vahl) DC, Prod., vol. 3, p. 243 (1828); Griseb., 

 Fl. Brit. W. Ind., p. 234. Mijrtus coriacea Vahl., Spnb., vol. 2, p. 59 

 (1791).— San Juan Mt., alt. 780 m., Johnston, no. 263, July 6. These 



