— 
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(2r€co~-£> <^c\ 
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A-AA. Aly. JF 
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Fendleri induces me to place this species here, though the flower 
remains unknown. 
12. G. ENNEACANTHTJs, E. in' Wish Rep. : ovato-cylindricus, viridis, 
csespitosus, 7-10 costatis ; aculeis rectis, radialibus 7 - 12 (plerum- 
que sub-8) albis, inferioribus longioribus; centrali singulo (rarius 
2- 3) basi bulboso teretiusculo seu conopresso angulato albido vel 
stramineo ; ovario pulvillis 25-35 aculeolos 6-12 gerentibus sti- 
pato; seminibus tuberculatis. 
In the Rio Grande valley from El Paso to Laredo, and lower down, 
and far into Mexico : fl. April and May. — A very csespitose plant, of 
a wrinkled or withered appearance ; 3 — 6 inches high; spines above 
3- 5, below 8-16 lines long; lateral ones intermediate ; central 
spine extremely variable, in smaller specimens terete, in very perfect 
ones elongated, flattened, 8 or 10-15 or 20 lines long. Flowers 
2-3 inches long and equally wide: ovary and tube covered with 
numerous bunches of spines. Fruit about an inch long, edible. 
13. C. stramineus, E. in B. C. R.: ovato-cylindricus, csespitoso- 
conglomeratus, 11 - 13-costatus/fsete viridis ; aculeis radialibus 7-10 
rectis vel curvatis albis subs^qualibus, centr&libus 3-4 angulatis elon- 
gatis ssepe flexuosis ; floribus magnis purpureis ; ovario pulvillis 30 - 
40 aculeolos subsingulos gerentibus stipato'; bacca magna fasciculis 
aculeolorum elopgatorum stipata ; seminibus tuberculatis. 
Mountain slopes, from El Paso to the Pecos and Gila Rivers: fl. 
June. Often from 100 to 200 heads in one hemispherical mass, 
each 5-9 inches high; radial spines mostly 8, f-l£, central ones 
2-3J inches long, younger ones dirty yellow and brown, like old 
straw. Flower 3-4 inches long, very full, bright purple. Berry 1^- 
- 2 inches long, luscious. 
14. C. DUBius, E. in B. C. R. : ovato-cylindricus, caespitosus, pal- 
lide viridis, 7-9 costatus; aculeis radialibus 5-8 albidis, superiori- 
bus ssepe nullis, centralibus 1-4 angulatis plus minus elongatis ssepe 
curvatis ; floribus pallide purpureis ; ovario pulvillis sub-20 aculeolos 
1-2 gerentibus stipato; bacca minore aculeolata; seminibus tuber- 
culato-scrobiculatis. 
Sandy bottoms of the Rio Grande at El Paso : fl. May and June. 
Stems 5-8 inches high, somewhat csespitose, of a pale green color, 
and a soft flabby texture : ribs broad, fewer ; radial spines 6-12 or 
15 lines long; central spines 1J-3 inches long, flowers 2£ inches 
long, with fewer and narrower petals. Fruit 1 -1J inches long, covered 
a 
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