124 Nasu: Costa RIcAN ORCHIDS 
Explanation of plates 7 and 8 
PLATE 7. ELLEANTHUS CARICOIDES Nash 
I. Apex of stem, any size. 2, Flower, dorsal view, <3- 3- Flower, lat- 
eral eee 4. Sepals, <3. 5: Petals, >< 3. 6. Lip, X 3-' 7: of spread out, 
3. 8. Column, wha view, <3. 9. Column, lateral view, X 3. . Pollinia, 
mS: 
PLATE 8. ZyGOSTATES COSTARICENSIS Nash 
I. Plant, natural size. 2. Flower, lateral view, < 16. 3. Flower, from above, 
8. 4. Sepal, «16. 5. Petal, x16. 6. Appendages, column and anther, X 16. 
Anther, from below, 16. 8. Anther, from above, < 16. 9. Pollinia, 16. 
