BRITTON AND ROSE 



PLATE XXXV 



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.-4 



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.ir-'- 



M. E. Eaton del. 



1 



Plant of Opuntia frag His 



. 2. Flowering branch of Of>iaiiia rhodantha. 



A H -k.H h. >D 



3. Flowering joint of Opuntia poly acant ha 



(All natural size.) 



~^ b 



