EUPHORBIACEA, 113 
Nort Mexico, region of San Luis Potosi, 6000 to 8000 feet (Parry & Palmer, 828), 
Monterey (Eaton & Edwards); Sovran Mexico, Vera Paz to Orizaba (Miller, 980), 
Llanos de Perote (Schiede), Sierra San Pedro Nolasco (Jurgensen, 287), Aguas Calientes 
(Hartweg, 83), Misteca Alta, 7000 feet (Galeotti, 7189). Hb. Kew. 
B. longiradiatus, Mill. Arg. loc. cit. 
Souta Mexico, near the city of Mexico (hb. Pavon). 
_ 22. Croton heterochrous, Miill. Arg. in Linnea, xxxiv. p. 121, et in DC. 
Prodr. xv. 2, p. 630. | 
Nicaraeua, between Metagalpa and Xinotega (Crsted). 
23. Croton hoffmanni, Miill. Arg. in Linnea, xxxiv. p. 86, et in DC. Prodr. xv. 
2, p. 034, 
a. Incanus, Mill. Arg. loc. cit. 
Costa Rica (Hoffmann). 
8. viridis, Miill. Arg. loc. cit. 
Costa Rica (Hoffmann). 
24, Croton humilis, Linn. Ameen. Acad. v. p. 410; DO. Prodr. xv. 2, p. 670. 
Croton berlandieri, Torr. Bot. U.S. & Mex. Bound. Surv. p. 193; DC. Prodr. xv. 2, p. 587. 
Croton subcapitatus, Mull. Arg. in Buek’s Ind. ad DC. Prodr. pars 4, p. v. 
Fioripa.—NortH Mexico, Matamoros, Nuevo Leon (Berlandier, 2125).—WeEst 
Inpies. Hb. Kew. 
25. Croton hypoleucus, Schl. in Linnea, xix. p. 246; DC. Prody. xv. 2, p. 578. 
Croton shepherdiefolius, Schauer in Linnea, xx. p. 729. 
Soutn Muxico, Zimapan and San José del Oro (Schiede ; Ehrenberg ; Aschenborn). 
26. Croton incanus, H. B. K. Nov. Gen. et Sp. ii. p. 73; DC. Prodr. xv. 2, 
p. 659. | 
Sourn Mexico, Los Organos, Actopan 8700 feet (Humboldt & Bonpland), Zimapan 
(Coulter, 1512%), near El Puente de Dios (Lhrenberg). Hb. Kew. 
27. Croton leptostachyus, H. B. K. Nov. Gen. et Sp. ii. p. 79; Benth. PI. 
Hartw. p. 249. 
«. malacophyllus, Miill. Arg. in DC. Prodr. xv. 2, p. 610; Benth. Pl. Hartw. 
p. 248 (species). 
COLOMBIA. 
B. genuinus, Miill. Arg. loc. cit. 
Soutn Mexico, Mirador (Linden, 1350).—CoLomBia. 
28. Croton leucophyllus, Mill. Arg. in Linnea, xxxiv. p. 139, et in DC. Prodr. 
xv. 2, p. 681. at * 
Texas or Mexico (Berlandier).° ~ - 
BIOL. CENTR.-AMER., Bot. Vol. III., January 1883. | qg 
