224 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. — 
ERYTHROXYLACEAE. 
ErYTHROXYLUM P. Br. 
E. HAVANENSE Jacq., Stirp. Am., p. 135, pl. 87, fig. 2 (1768). E. 
ovatum Cav., Diss., p. 404, pl. 233 (1789); Griseb., Fi. Brit. W. Ind., 
p- 113— Santa Ana, Ernst; El Valle, River trail, Johnston, no. 1% 
Aug. 20. Slender tree, 5 m. high; flowers small, white. Further : 
distribution, Dominica, Trinidad, Guiana, and Bahia. os 
STIGMATOPHYLLUM Juss. 
S. sp.— Santa Ana, Ernst. 
ZYGOPHYLLACEAE. 
Guasacum L. 
G. ARBOREUM (Jacq.) DC., Prod., vol. 1, p. 707 (1824). Zyg> 
phyllum arboreum Jacq., Stirp. Am., p. 130, pl. 88 (1763).— Sane 
Ana, Ernst; El Valle, Miller & Johnston, no. 20, July 6; Johnsimy — 
no. 30, Aug. 8. Common on the road between Porlamar and Juan 
Griego by way of Asuncion. Further distribution, tropical Ameni@: 
G. orrictnate L., Sp. pl., vol. 1, p. 381 (1753); Griseb., Fi. ee : 
W. Ind, p. 134.— Pt. Mosquito, Johnston, no. 117, Aug- 10. er 
mela: Ernst, Sobre la flora y fauna, p. 226. Distribution gene" 
from Cuba to Venezuela. 
KALLSTROEMIA Scop. 
K. maxima (L.) Wight & Am., Prod., vol. 1, p. 145 (1834); 700 
& Gray, FI. N. Amer,, vol. 1, p. 213; Engl. in Mart., Fl. Bras., ol Pays 
pt. 2, p. 71; Urb., Symb. Ant., vol. 4, p. 315. Tribulus macumit 1” 
Sp. pl., vol. 1, p. 386 (1753).— El Valle, Miller d Johnston, 0"? — 
July 12; Juan Griego pond, Johnston, no. 292, Aug. 14. Venemes* 
near Cumand, HBK., Nov. gen. et sp., vol. 6, p- 11. Further dist’ 
bution, tropical America. | 
TripuLus L. 
T. rerrestris L., Sp. pl., vol. 1, p. 387 (1753), var- cisvornes (4) 
Oliv., Fl. trop. Afr., vol. 1, p. 284 (1868); Urb., Symb. Ant., V0" 
p- 315. T. cistoides L., Sp. pl., vol. 1, p. 387 (1753).— Sante © 
