Echinocactus.j CACTACE^E. 401 



Texas, 435. Salm, Cact. Hort. Dyck. 153. Lab. Monogr. Cact. 203. Walp. Ann. 

 5. 39. Gray, Hall's PI. Texas, 9. 



E. hamatits. Muhlenpf. in Allg. Gart. Zeit. IG. 18 (Bot. Zeit. 0. 597). Scheele, 

 Roem. Texas, 435. 



E. Muhlenpfordtii. Fennel, Allg. Gart. Zeit. 15. 05. Wall?. Ann. 1. 334. 



E. Cachdianus. Lem. in Cels. Cat. 

 Var. setaceus. Engelm. in Gray, PI. Lindh. 201 ; Syn. Cact. 1. c. Walp. 1. c. 



E. setispinus. Engelm. in PI. Lindh. 2-4G (38). 

 E. Simpsoni. Engelm. in Trans. Acad. St. Louis, 2. 197 ; King's Rep. 5. 117 ; 

 Hayd. Rep. 1871, 4S4 ; Simpson's Rep. 437, t. 1, 2. Porter, Fl. Col. 48. Card. 

 Chronicle, 2. G. 292, f. 60. Ilelmsley, 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. Trecullanus. Lab. Monogr. Cact. 202. 



E. sdispimis, vars. sinuatus & robustus. Poselger, Allg. Gart. Zeit. 21. 119. 

 E. Texensis. Hoepf. in Allg. Gart. Zeit. 15. 297. Engelm. in Wisliz. Rep. 29 ; 

 Gray, PI. Lindh. 202; Syn. Cact. 270 (20) ; Cact. Mex. Bound. 27, t. 33. Scheele, 

 Roem. Texas, 435. Salm, Cact. Hort. Dyck. 150. Lab. Monogr. Cact. 190. Po- 

 selger, 1. c. 118. Torr. & Gray, Pac. R. Rep. 2. 165. Engelm. & Bigel. in same, 

 4. 32. Walp. Ann. 5. 41. Gray, Hall's PI. Texas, 9. Young, Fl. Texas, 279. 



E. Undheimeri. Engelm. PI. Lindh. 240 (38). Dietr. Allg. Gart. Zeit. 10.-18. 

 E. uncinatus. Hoepf. in Foerst. liandb. 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. ancijlacanthus. Monville, Cat. 1840, fide Lab. 1. c. 

 Var. Wrightii. Engelm. Syn. Cact. 272 (10) ; Cact. Mex. Bound. 20, t. 74, f. 10 

 (seeds). Walp. Ann. 5. 39. 



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, e.xcl. var. ; Syn. Cact. 275 (19) ; Cact. Mex. Bound. 24, t. 29; Ives' Rep. 

 13 ; Bot. Calif. 1. 245. AValp. Ann. 5. 40. Young, Fl. Texas, 280. Gard. Chroni- 

 cle, 2. 7. 172, f. 26. 



Melocadus viridescens. Teschemacher, Journ. Bost. Soc. Nat. Hist. 5. 293. 

 E. Whipple!. 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. 110; 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. 150, f. 4; Syn. Cact. 

 274 (18) ; Cact. Mex. Bound. 23 & 75, t. 25, 26 ; Bot. Cahf. 1. 240. 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, PI. Wheeler, 9. 



E. Lc'contei. 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 



