OPUNTIA. 



187 



figure 227 is from a pliotograph taken by A. S. Hitchcock 



Lanai in 191 6; figure 228 



represents a joint of a plant obtained by Dr. MacDougal near Mount Wilson, Cali- 



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I9II 



fofnia, in 1906, a nearly spineless form, 



207. Opuntia deamii Rose, Contr. U. S. Nat. Herb. 13 : 309 



One meter or so high, with a definite cylindric trunk, branching a short distance above the base; 

 branches few, ascending; joints erect or spreading, very large, obovate to oblanceolate, 25 to 30 cm^ 

 long, at first bright leaf-green, in age dark green, glabrous; areoles remote, often 4 cm. apart, rather 

 small; spines 2 to 6, usually 4, white or dull yellow, stout, somewhat flattened, spreading or porrect, 

 3 to 5,5 cm. long; .flowers 7 cm. long, reddish; fruit oblong, 6 cm. ' . * 



long, naked, except for a few spines near the top, wine-red both 

 within and without, not edible; seeds small, 3 mm. 

 broad. 



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Type locality: Fiscal, Guatemala. 



Distribution: Fiscal to San Jose de Golfo and 

 Sanarata, Guatemala. 



Ilhistration: Contr. U. S. Nat. Herb, 

 pi. 65.^ 



Figure 229 represents a joint 

 of the type specimen. 



A tall, white-spined Optmtia, 

 closely resembling the Mexican 0. 

 macracantha , was obtained by Dr. 

 Rose in 191 8 (No. 22390) along 

 roadsides at Ambato, Ecuador, 

 presumably escaped from cultiva- 

 tion ; its fruit is edible. 



^ 



207a. Opuntia dobbieana sp. 



(See Appendix, p. 225.) 



208. Opuntia eichlamii Rose, Contr. 



U. S. Nat. Herb. 13: 310. 

 1911. 



Tree-like, 5 to 6 meters high, the 

 main branches nearly erect; joints obo- 

 vate to orbicular, 15 to 20 cm. long, 

 more or less glaucous, especially in 

 dried specimens ; leaves minute, cadu- 

 cous; areoles small, 3 to 3.5 cm. apart; 

 spines 4 to 6, very unequal, 2 cm. long 

 or less, rose-colored at first, soon be- 

 coming white, spreading, the larger 

 ones flattened ; glochids brown ; flower 

 3-5 cm. long; petals carmine; style 

 red ; stigma-lobes 8 to 11, bright 

 green; fruit 4 cm. long, strongly tu- 

 berculate, not edible. 



Fig. 229. — Opuntia deamii 



-:-^ 



Near Guatemala 



Distribution 

 Illustration: 



temala 



Guatemala 



S-Nat. Herb. 13: pl- 66, 





Figure 230 represents a joint of the type specimen 



Tahrb. Engle 



1905 



rr. 





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• About 12 dm. high, with spreading branches; joints obUque, narrowly ovate to subrW^^^^ 

 40 to 70 cm. long, 2 to i times as long as wide, narrowed at base, obtuse at apex, with somewhat 



