210 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 
Triaxthema L. 
T. poRTUK^CASTRUM L., Sp. pi., vol. 1, p. 223 (1753); Moench, 
Meth., p. 700; Urb., S^inb. Ant., vol. 4, p. 231. T. monogymnn L., 
Mant., vol. 1, p. 69 (1767); Griseb., Fl. Brit. W. Ind., p. 58.— Juan 
Griego, Ernst; El Valle, Miller d' Johnston, no. 12, July 12; Pt. 
Moreno, Johnston, no. 110, July 8. Yerv abundant near the lagoon 
at Pt. Moreno. Yenezuela: La Guaira, Fendler, no. 64, Aug. 1855. 
Further distribution, tropical America. 
PORTULACACEAE. 
PORTULACA L. 
P. HALiMOiDES L., Sp. pi., ed. 2, vol. 1, \). 639 (1762); Griseb., Fl. 
Brit. W. Ind., p. 57. P. pilosa a Rohrbach in Mart., Fl. Bras., vol. 
14, pt. 2, p. 304. — Ernst. Found in the West Indies. 
P. :\IiLLERi Urb., Symb. Ant., vol. 5, p. 344 (1907).— Porlamar, 
Miller <f- Johnston, no. 11 (in part), July 31. Endemic. 
P. OLERACEA L., Sp. pi., vol. 1, p. 445 (1753); Griseb., Fl. Brit. W. 
Ind., p. 57. — Common on Margarita, Miller d' Johnston. Vene- 
zuela: Colonia Tovar, Fendler, no. 61, 1854-55. Widely distributed. 
P. PILOSA L., Sp. pi., vol. 1, p. 445 (1753); Griseb., Fl. Brit. W. 
Ind., p. 57; Rohrbach in :\Iart., Fl. Bras., vol. 14, pt. 2, p. 303.— 
Santa Ana, Ernst. 
P. VEXEZUELEXSis Urb., Svmb. Ant., vol. 5, p. 344 (1907). — 
Porlamar, Miller & Johnston, no. 11 (in j^art), July 31. Found also 
on the mainland by Gollmer, according to Urban. 
Talixum Adans. 
T. PAXicuLATUM (Jacq.) Gaertn., Fruct., vol. 2, p. 219, pi. 128 
(1791); Urb., S\Tnb. Ant., vol. 4, p. 231. Portulaca paniculata Jacq., 
Enum., p. 22 (1760). T. patens WiUd., Sp. pL, vol. 2, p. 863 (1800); 
Ernst, Bot. excurs. ^Margarita, p. 2. — Juan Griego, Ernst; El Valle, 
Miller c{- Johnston, no. 28, Aug. 1. Venezuela: La Guaira, Fendler, 
no. 66, Aug. 16, 1855. Common in tropical America. 
T. TRiAXGULARE (Jacq.) Willd., Sp. pi, vol. 2, p. 862 (1800); 
Griseb., Fl. Brit. W. Ind., p. 56; Urb., Symb. Ant., vol. 4, p. 231. 
Portulaca triangularis Jacq., Enum., j). 22 (1760). — T. racemosum 
Rohrbach in Mart., Fl. Bras., vol. 14, pt. 2, p. 297 (1872).— El 
\'alle, Miller & Johnston, no. 262, July 20. Common in tropical 
America. 
