Echinocactus.| CACTACE. 401 
Texas, 435. Salm, Cact. Hort. Dyck. 153. Lab. Monogr. Cact. 203. Walp. Ann. 
5. 39. Gray, Hall’s Pl. Texas, 9. ° 
E. hamatus. _Muhlenpf. in Allg. Gart. Zeit. 16. 18 (Bot. Zeit. 6. 597). Scheele, 
Roem. Texas, 435. < 
E. Mublenpfordti. Fennel, Allg. Gart. Zeit. 15. 65. Walp. Ann. 1. 334. 
E. Cachetianus. Lem. in Cels. Cat. 
Var. setaceus. Engelm. in Gray, Pl. Lindh. 201; Syn. Cact.1.¢. Walp. 1. e. 
E. setispinus. Engelm. in Pl. Lindh. 246 (38). 
E. Simpsoni. Engelm. in Trans. Acad. St. Louis, 2. 197; King’s Rep. 5. 117; 
Hayd. Rep. 1871, 484; Simpson’s Rep. 457, t.1,2. Porter, Fl. Col. 48. Gard. 
Chronicle, 2. 6. 292, f. 60. Helmsley, The Garden, 11. 274, t. 68. 
Var. minor. Engelm. in Simpson’s Rep. 437. 
E. sinuatus. Dietr. Allg. Gart. Zeit. 19. 345 (Bot. Zeit. 12. 387). Engelm. Syn. 
Cact. 273 (17); Cact. Mex. Bound. 21, t. 74, f. 11-14 (seeds). Walp. Ann. 5. 39. 
E. Treculianus.. Lab. Monogr. Cact. 202. 
E. setispinus, vars. sinuatus & robustus. Poselger, Allg. Gart. Zeit. 21. 119. 
E. Texensis. MHoepf. in Allg. Gart. Zeit. 15.297. Engelm. in Wisliz. Rep. 29; 
Gray, Pl. Lindh. 202; Syn. Cact. 276 (20); Cact. Mex. Bound. 27, t. 33. Scheele, 
Roem. Texas, 455. Salm, Cact. Hort. Dyck. 150. Lab. Monogr. Cact. 196. Po- 
selger, l.c. 118. Torr. & Gray, Pac. R. Rep. 2.165. Engelm. & Bigel. in same, 
4, 32. Walp. Ann. 5.41. Gray, Hall’s Pl. Texas, 9. Young, Fl. Texas, 279. 
E. Lindheimeri. Engelm. Pl. Lindh. 246 (38). Dietr. Allg. Gart. Zeit. 16. 18. 
E. uncinatus. MHoepf. in Foerst. Handb. 321. Pfeiffer, Abbild. Cact. 2, t. 18. 
Salm, Cact. Hort. Dyck. 153. Lab. Monogr. Cact. 201. Scheer, Seem. Bot. Her- 
ald, 290. Engelm. Cact. Mex. Bound. 21, t. 74, f. 9 (seeds). 
E. ancylacanthus. Monville, Cat. 1846, fide Lab. 1. c. 
Var. Wrightii. Engelm. Syn. Cact. 272 (16); Cact. Mex. Bound. 20, t. 74, f. 10 
(seeds). Walp. Ann. 5. 59. : 
E. unguispinus. Engelm. in Wisliz. Rep. 27. Salm, Cact. Hort. Dyck. 154. 
Lab. Monogr. Cact. 203. (Chihuahua.) 
E. viridescens. Nutt.; Torr. & Gray, Fl. 1.554. Engelm. in Am. Journ. Sci. 
2. 14. 338, excl. var.; Syn. Cact. 275 (19); Cact. Mex. Bound. 24, t. 29; Ives’ Rep. 
13; Bot. Calif. 1.245. Walp. Ann. 5.40. Young, FI. Texas, 280. Gard. Chroni- 
cle, 2. 7.172, f. 26. 
Melocactus viridescens. Teschemacher, Journ. Bost. Soc. Nat. Hist. 5. 293. 
E. Whipplei. Engelm. & Bigel. Pac. R. Rep. 4. 28,t.1. Engelm. Syn. Cact. 
271 (15); Ives’ Rep. 12; Trans. Acad. St. Louis, 2. 199; King’s Rep. 5. 116; Bot. 
Calif. 1.244. Walp. Ann. 5. 39. Brandegee, Fl. S. W. Col. 237. 
Var. spinosior. Engelm. in Simpson’s Rep. 439. 
E. Wislizeni. Engelm. in Wisliz. Rep. 12; Emory’s Rep. 156, f. 4; Syn. Cact. 
274 (18); Cact. Mex. Bound. 23 & 75, t. 25, 26; Bot. Calif. 1. 246. Salm, Cact. 
Hort. Dyck. 151. Lab. Monogr. Cact. 200. Scheer, Seem. Bot. Herald, 290 & 346. 
Bigelow, Pac. R. Rep. 4.12. Engelm. & Bigel., same, 4. 30, t. 3,f.1,2. Walp. 
Ann. 3. 894. Watson, Pl. Wheeler, 9. 
E. Lecontei. Engelm. Pac. R. Rep. 4. 29, t. 2, f. 3-5; Syn. Cact. 274 (18); 
Cact. Mex. Bound. 23, t. 27; Ives’ Rep. 13. Torrey, Pac. R. Rep. 7.11. Walp. 
Ann. 5. 40. 
26 
