ORCHIDACE.E 



Plate 44: Bulhophyllum species 

 I. B. alagense,, natural size. A, flower; a, la- 

 bellum. II. B. Pleurothalloides, natural size. 

 B, flower; b, labellum. III. B, halconense, na- 

 tural size. C, labellum and column ; c, labellum. 

 All the analytical parts, as well as the sepa- 

 rated flowers, have been drawn, enlarged, with 

 the aid of the camera lucida, from co-types. 



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