CACTACEA. 533 
51. Echinocactus horripilus, Lem., ex Labour. Cact. p. 264. 
Echinocactus cespititius, Pfeiff., ex Labour. loc. cit. 
Sourn Mexico, on the slopes of the Barrancas of Mestitlan and Zimapan, 4000 to 
5000 feet (Ehrenberg). Hort. Kew. 
52. Echinocactus hystrichodes, Lem. Cact. Gen. et Sp. Nov. in Hort. Monv. 
p- 17; Labour. Cact. p. 215. 
Echinocactus obvallatus, 8. spinosior, Lem., ex Labour. loc. cit. 
MEXIco. 
53. Echinocactus ingens, Zuce. in Pfeiff. Enum. p. 54. 
Melocactus ingens, Karw., ex Pfeitf. loc. cit. 
Echinocactus karwinskii, Zucc., ex Labour. Cact. p. 193. 
Sourn Mexico, Zimapan, Ismiquilpan, Mestitlan, San Pedrito, &c., 4000 to 6000 feet 
(ex Ehrenberg). Hort. Kew. 
See note under EL. platyceras. 
54. Echinocactus insculptus, Scheidw. in Bull. Acad. Brux. vi. p. 2; Walp. 
Rep. ii. p. 323. 
MEXICO. 
55. Echinocactus intertextus, Engelm. Cact. U.S. & Mex. Bound. Surv. p. 27, 
t. 34 et 35. figg. 1-5, et Synop. p. 21. 
Echinocactus unguispinus, Engelm. 
Trexas.—Nortu Mexico, Chihuahua (Wislizenus). 
56. Echinocactus irroratus, Scheidw. in Bull. Acad. Brux. vi. p. 3. 
MEXICO. 
57. Echinocactus karwinskii, Zucc., ex Pfeiff. Enum. p. 50. 
MExIco. 
58. Echinocactus lamellosus, A. Dietr. in Otto & Dietr. Allg. Gartz. xv. p. 177. 
MExIco. | 
59. Echinocactus lancifer, Reich. in Terscheck’s Suppl. Cact. p. 2. 
Echinocactus obvallatus, Pfeiff. & Otto, Abbild. ii. t. 22. 
Norta Mexico, Pelago, between Chihuahua and Parras (Wislizenus). 
60. Echinocactus latisipinus, Haw. in Phil. Mag. lxiii. p. 41, sub Cacto. 
Norra Mexico, San Luis Potosi (Ehrenberg). | 
- _-DeCandolle thought this might be the same as his E. cornigerus; but Ehrenberg 
(Linnea, xix. p. 356) states that it is different. 
61. Echinocactus lecontei, Engelm. in Pacif. Railr. Rep. p. 29, t. 2. figg. 3-9, 
et Cact. U.S. & Mex. Bound. Surv. p. 23, t. 27. | 
Cauirornia, New Mexico.—Norti Mzxico, Sonora (Le Conte, Schott). 
