28 ECHINOCACTE.E. 
$. 3. Uscisami.. Caule subgloboso, obovato, vel de- 
presso, plerumque crasso, interdum ingente , sinubus 
profundis exarato , costis validis compressis , ad pul- 
villos tuberculato — inflatis , inter eos convexis aut ex- 
cavatis , aculalis aut obtusis; pulvillis sursum elonga- 
lis; aculeis rigidis aut*gracilibus, sepe coloratis, cen- 
trali wncinato, applanato aut tereti, annulato. aut levi, 
Cornigeri. Costis. convexo - repandis, crenatis, acutalis; 
aculeis nascescentibus purpureis, centrali applanato, annulato, 
"ncinatim recurvato. 
* 
E. spiralis Karw. Pfr. Enum. p: 60. 
— macrodiscus Mart. Act. nov. nat. cur. XVI. t. 96. 
. Pfr. Enum, y. 59. — E. campylacanthus Scheidw. 
— lexensis Hopf. — E. Lindheimeri Engelm. (26) 
— recurvus Lk. et Otto. Pfr. Enum. p. 57. — Cact. 
-recurvus Haw. — Cact. nobilis Willd. (27-) : 
— — fp. solenacanthus Nob. — E. solenacanthus Schetdw. ; 
— — Jy. tricuspidatus dedi 
— cornigerus DC. Rev. t. 7. Mém. t 10. Pfr. Emm 
p. 56. — Cact. erem Maie: 
*** Hamati. Costis excavalo - repandis, aculeis diversilor 
bus subsetaceis ac rigidis, purpurascentibus ac griseis, centrali | 
teretiusculo , annulato vel Levi, interdum longe producto, 
apice hamato, š 
Ba piao ahi ; Muhlenpf. ( 28.) 
— Wislizenii Engelm. ( 29.) 
 — longihamatus Gal. Pfr. Abbild. 9. 16. -— E. hama- 
tocanthus Muhlpf. (30.) 
ier uncinatus Hopf. Pfr. Abbild. gt 18, en 
= setispinus Engelm. (32. 
= — i hamatus bins — È : hanatus Muni 
