EXPLANATION OF PLATE 5 



Cranichis pilosa 



1. Raceme, natural size. 



2. Flower x about 4J. 



3. Column, with lip thrown back, x about 10. 



Prescottia oligantha 



4. Flower, with one sepal and one half and one petal 

 removed, X 16. 



Stenoptera ananassocomos 



5. Plant, nat. size. 



6. Flower x 8. 



Ponthieva Harrisii 



7. Raceme, nat. size. 



8. Flower, with sepal thrown back, X about 3. 



9. Flower, with one sepal and one half and one petal 

 removed, X about 6. 



10. Anther enlarged, from different points of vieM^ 



11. Pollinia enlarged. 



Ponthieva paucijlora 



12. Flower, with one sepal and one petal removed, X about 6. 



13. Lip X about 6. 



CorymhorcMs flava 



14. Flower, with lip and lateral sepals spread out, nat. size. 



Trojpidia polystachya 



15. Flower X 2, 



I 



