ECHINOCA CTE. E. ; o Ae 
est E. longihamati specimen aculeis accessoriis tribus 
in parte summa pulvilli inserlis; unde aculei 3 supe- 
riores (bipollicares atque colorati) videntur esse sub- 
centrales. 
(31.) E. vscisarus Hopf. E. oblongo - globosus, 
glauco-viridis, 13 angulatus; costis obtusis, inter areo- 
las tuberculalis; areolis in tuberculis elongatis, superne 
sulealis positis, fulvido-lanatis, aculeis 7 radiantibus 
(superis 4 flavis rectis, inferis. 3 purpureis uncinalis, 
pollicaribus) centralibus 4, supremis 3 validiusculis 
strictis, centrali longissimo, apice uncinato. (Pfr. Ab- 
bild. 2. t. 18.) 
Caulis cuticula levi carulescenti - glauca | obductus, 
nec pruinosus.  Aculei 9, aut additis duobus accessoriis 
summis interdum 11, bicolores, partim gilvi et pur- 
purascentes , omnes rigidi, leves (nec annulati) pa- 
lento-recurvuli, apice valde brunneo-sphacelati. Praeter 
centralem solitarium ultra pollicarem, gilvum ac unci- 
nalum , adsunt aculei 3 inferiores subpollicares purpu- 
reo-variegali, hamati; 2 laterales gilvi, et 3 superiores 
purpurascanles aciculati, quibus interdum  superslant 
aculei 2 accessorii breviores, gilvi, ex sulco fere orli; 
Flores mediocres, phyllis sepaloideis lanceolatis sensim 
longioribus atropurpureis ad margines viridibus, petaloi- 
deis erecto - recurvulis, lanceolato - acutis, purpureo- 
brunneis. Stamina numerosa, filamentis violaceis. Sty- 
t 
lus crassus, fistulosus, roseo-albidus. Stigmata 9 in- 
curvato - eiecit loriformia , urbcs linea saturaliore 
notata. 
(32.) E. srriseixvs Engelm. E. subglobosus, apice | Ps 
‘retusus; coslis plerumque 13 acutis subobliquis; aculeis - 
15-18 fascieulatis tenuibus flexuosis | flavicanti - fuscis, 
