GENE] 
Tan. —X. 
The parts of the flower of Vani_La pLaNiroiia; from a 
sketch by Mr. Bauer in 1807. This and the next plate 
illustrate the structure of VANILLER. 
. A side view of an expanded flower of Vanilla planifolia; natural size. 
Front view of the parts of fructification of the same flower ; mag- 
nified 4 diameters. | 
A profile view of the same; magnified 4 diameters. 
A profile view of a longitudinal section of the same; magnified — 
4 diameters. 
Front view of an anther; magnified 6 diameters. 
A profile view of the same; magnified 6 diameters. 
Longitudinal section of the above; magnified 6 diameters. 
The pollen-mass of one cell of the anther; magnified 20 diameters. 
Several pollen grains; magnified 200 diameters. 
Side view of a longitudinal section of the parts of fructification and 
the labellum; magnified 2 diameters. 
. The end of the labellum expanded by itself; magnified 2 diameters. 
. Transverse section of a portion of the column, and the tube formed 
by its adhesion to the labellum ; magnified 6 diameters. 
. Transverse section of a portion of the ovarium ; magnified 8 diameters. 
. Longitudinal section of a portion of the ovarium; magnified 8 dia- 
meters. 
. Longitudinal section of the two-lobed placenta; magnified 25 dia- 
meters. 
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