EXPLANATION OF PLATE 3 



g Spiranihes tortilia 



1. Flower x 4, 



2. Lip X 4. 



3. Column X about 5, from side. 



4. Do. from back. 



5. Do. from front. 



Spiranthes FawceUn 



6. Flower x about 2-i-. 



7. Lip X 3. 



8. Column x 3, from front. 



9. Do. from back. 



Spiranthes elata 



10. Lateral sepal x 4. 



11. Median sepal x 4. 



12. Petal X 4. 



13. Another form of do. 



14. Lip X 4. 



Erythrodes plantaginea 



15. Flower, with part of the sepals and one petal removed, X 3. 



Erythrodes Jiirtella 



16. Flower x 3. 



17. Flower, with lateral sepals and one petal removed, X 3. 



18. Column and spur X about 4. 



19. Do. from side. 



Erythrodes jamaicensis 



20. Lip and spur x 3. 



Stenorrhyncos squamulosus 



21. Flower x IJ. 



Stenorrhyncos lanceolatus 



22. Flower x IJ. 



Wullschleegelia aphylla 



23. Plant, nat. size (from Swartz's type). 



24. Flower, with lateral sepal pulled down and a petal 

 removed, x 6. 



