Page:Darwin - The various contrivances by which orchids are fertilized by insects (1877).djvu/194

 

Fig. 27.

Coryanthes speciosa. (Copied from Lindley's 'Vegetable Kingdom.')

L. labellum.

B. bucket of the labellum.

H. fluid-secreting appendages.

P. spout of bucket, over-arched by the end of the column, bearing the anther and stigma.