1 68 



run cactackae. 



f 

 ^ 



large, bearing long yellow glochids; spines i to 5, spreading, 2.5 to 5 cm. long, yellow, lighter above, 

 flattened; flowers said to be yellow; fruit red, juicy. 



Type locality: San Francisco Mountains to Cactus Pass, Arizona. 



Distribution: Northern Arizona. 



This species has long been wanting or poorly represented in our great herbaria. Dr. 

 T>nco r^f<\}^Mt^r^ if n^Qr TTlQaQfaff Ariyoti^ and thp ahovp desorit^tion is lar^elv drawn from 



m 



Mr. E. A. Goldman 



Illustration: Pac. R. Rep. 4: pi. 6, f. 4, 5. 

 Fie^ure 201; is cooied from the illustration 



182. Opuntia Canada Griffiths, Rep. Mo. Bot. Gard. 20: 90. 1909. 



Plant about i meter high, with many erect or ascending branches, forming a broad top; joints 

 ovate to obovate, i6 to 22 cm. long, smooth, and shining; leaves subulate, i cm. long; spines various, 

 white to yellow, flattened, sometimes twisted; glochids few on young joints, very abundant on old 

 ones; flowers yellow with red or orange centers; style white to reddish; stigma-lobes green; fruit red. 



w 



Type locality: Foothills of the 

 vSanta Rita Mountains, Arizona. 



Distribution: Southeastern Ari- 

 zona. 



Dr. Griffiths comments on the 

 close relationship of this plant to O. 



laevis. 



Illustrations: Rep. Mo. Bot. Gard. 

 2o:pl. 2,f.6;pl. 6,inpart; pi. i3,f. 2, 12. 



Figure 206 is copied from the 

 second illustration above cited, 



183. Optmtia p3rriformis Rose, Contr. 

 U. S. Nat. Herb. 12:292, 1909. 



Plant 3 to 5 meters high, with widely 

 spreading branches, the lower ones almost 

 resting on the ground and 3 to 5 meters 

 long; joints obovate, thick, 18 cm. long 

 or more ; areoles closely set, small ; spines 

 I or 2, on old joints more, usually reflexed, 

 slender, we^k, yellow, 10 to 22 mm. long; 

 flowers yellow; fruit 4 cm. long, some- 

 what tuberculate, spineless, its large are- 

 oles crowded with brown hairs forming 

 hemispherical cushions. 



Type locality: Hacienda de Ce- 

 dros, Zacatecas, Mexico. 





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-R* 







■ :/ ■■ 





Distribution: 



Mexico 



Fig. 207. — Opuntia pyrtformis. X0.5. 



S. National Herbarium. It is known only from 



Illustrations: 



E. lyloyd, made 



Contr. U. S, Nat. Herb. 12: f. 35; pi. 26. 



from 



bonplandii 



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s 





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may 



Opuntia beckeriana Schumann; Gesamtb. Kakteen 722. 1898. 



Schumann 



Schumann from a garden at 

 thought that it might have 



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