BRITTON AND ROSF, VOL I! 



PLATE XXXIX 



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n 



- n 



M E. Eiitoudcl 



f 



*i ** t» t w fi i ' J 



1. Flpwering branch of Weberocereus i 



2. Flowering branch of Weberocereus b 



3. Flowering branch of Werckleocereus 



4. A flower of Werckleocereus glower. 



(All natural size.) 



