GENERA. 
Tab. X. jw 
The parts of the flower of Vanilla planifolia ; from a 
sketch by Mr. Bauer in 1807. This and the next plate 
illustrate the structure of Vanille^e. 
1. A side view of an expanded flower of Vanilla planifolia; natural size. 
2. Front view of the parts of fructification of the same flower; mag¬ 
nified 4 diameters. 
3. A profile view of the same; magnified 4 diameters. 
4. A profile view of a longitudinal section of the same; magnified 
4 diameters. 
5. Front view of an anther; magnified 6 diameters. 
6. A profile view of the same ; magnified 6 diameters. 
7- Longitudinal section of the above; magnified 6 diameters. 
8. The pollen-mass of one cell of the anther; magnified 20 diameters. 
9. Several pollen grains; magnified 200 diameters. 
10. Side view of a longitudinal section of the parts of fructification and 
the labellum ; magnified 2 diameters. 
11. The end of the labellum expanded by itself; magnified 2 diameters. 
12. Transverse section of a portion of the column, and the tube formed 
by its adhesion to the labellum ; magnified 6 diameters. 
13. Transverse section of a portion of the ovarium ; magnified 8 diameters. 
14. Longitudinal section of a portion of the ovarium ; magnified 8 dia¬ 
meters. 
15. Longitudinal section of the two-lobed placenta; magnified 25 dia¬ 
meters. 
