EXPLANATION OF PLATE 31 



Cam/pylocentrum Sullivanii 



1 . Plant, natural size. 



2. Flower x 11 times. 



3. Flower, with sepal and petal removed, x 11 times. 



4. Lip x 11 times. 



Campylocentrum minus 



5. Leaf and spike, nat. size. 



6. Flower x 10. 



7. Flower, lateral sepals removed, and lip held 



down, X 10. 



8. Lip x 10. 



Campylocentrum Barrettise 



9. Plant, nat. size. 



10. Flower x 5. 



11. Lip, spur, column and ovary X 8. 



12. Lip x 8. 



13. Anther, enlarged, from side. 



14. Do. from front. 



15. Pollinia enlarged. 



Harrisella porrecta 



16. Plant, nat. size. 



17. Flower x 8. 



18. Flower, with sepals and petals removed, X 8. 



19. Anther, enlarged, from front. 



20. Do. from back. 



21. Pollinia enlarged. 



