OPUNTIA. 



197 



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■7 



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i 



-* 



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some of which are from 



specimens 



Illustrations: Alverson, Cact. Cat. 9 as Opuntia ursina; Pac. R. Rep. 4: pi. 13, f. 

 8 to 11; pi. 24, f. 4. 



from 



miles 



220. Opuntia juniperina sp. nov. 



poly 



and stouter spines; joints obovate, 10 to 12 cm. long, broad, rounded at top; areoles small, all below 

 the middle of the joint naked, the upper ones each bearing one stout spine and i to several very- 

 short accessory ones; the longer spine very stout, 3 to 4 cm. long, brown; flowers not known; fruit 



dry, oblong, 3 cm. long, spineless, with a shallow, flat umbilicus; seeds large, irregular, 6 to 8 mm. 

 broad. 



Fig. 243. — Joint of Opuntia juni 



perina. X0.5. 



' f. 



Fig. 244. — Seed 

 of same. X0.5. 



Fig. 245. — Opuntia hystricina 



X0.5. 



among junipers in vicinity of Cedar Hill, San Juan County, New Mexico 



900 meters, August 17, 191 1, Paul C. Standley (No. 8051). 



is nearest Opuntia rhodantha. but has stouter joints and much larger seeds 



specimen 



'^ 



hystric 



1856. 



More 



10 to 15 mm. 



apart, rather large; spines numerous, pale brown to white, the longer ones 5 to 10 cm. long, stout, 

 flattish, often reflexed; glochids yellow; flowers 6 cm. long; petals broad, yellow; ovary nearly glob- 

 ular; fruit oblong to obovoid, 2.5 to 3 cm. long, spiny above, dry, with a compressed umbilicus; seeds 



7 mm. broad. 



Type locality: Colorado Chiquito and on San Francisco Mountains 



Distribution 



Mexico 



Although this species has a wide range, it is not very well understood ; it approaches 



some of its forms 



L 



E. W. Nelson at Lee 



We have referred here a very remarkable form 



This 



J^ < ■, 



-!. ': 



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