396 
I 
2 
- 
4. 
ie 
6 
7 
8 
9 
WILLIAMS: CALYMPERACEAE OF NorTH AMERICA 
Explanation of Plates 15-17 
PLATE. I5 
Cross-sections of Syrrhopodon made about halfway down the leaf. 
. I. Syrrhopodon rigidus Hook. & Grev., from St. Vincent, X 235. 
. 2. Syrrhopodon Bernoullii C. Miill., from Panama, X 235. 
. 3. Syrrhopodon floridanus Sull., from Bermuda, X 235. 
. 4. Syrrhopodon incompletus Schwaegr., from Cuba, X 235. 
. 5. Syrrhopodon Berterianus (Brid.) C. Miill., from Hayti, X 350- 
. 6. Syrrhopodon martinicensis Broth., from Guadeloupe, X 235. 
. 7. Syrrhopodon Gaudichaudii Mont., from Isle of Pines, X 235- 
. 8. Syrrhopodon inflexus Mitt., from Colombia, X 235. 
. 9. Syrrhopodon Husnoti Besch., from Martinique, X 235. 
. 10. Syrrhopodon flavescens C. Miill., from Trinidad, X 235. 
PLATE 16 
Cross-sections of Syrrhopodon made about half way down the leaf. 
. 11. Syrrhopodon tenuifolius (Sull.) Mitt., from Jamaica, X 235- 
. 12. Syrrhopodon lycopodioides (Sw.) C. Miill., from Jamaica, X 235- 
. 13. Syrrhopodon recurvulus Mitt., from Cuba, X 2 
. 14. Syrrhopodon graminicola R. S. Williams, from Jamaica, X 359. 
. 15. Syrrhopodon elongatus Sull., from Cuba, X 235. 
. 16. Syrrhopodon texanus Sull., from Texas, X 235. 
. 17. Syrrhopodon ligulatus Mont., from Florida, * 350. 
. 18. Syrrhopodon parasiticus (Sw.) Besch., from Hayti, 235 
. 19. Syrrhopodon filigerus (Aust.) R. S. Williams, from Florida, X 359. 
PLATE 17 
Cross-sections of Calymperes made about halfway down the leaf. 
Calymperes Richardi C. Miill., from Guiana, X 200. 
Calymperes cubensis R. S. Williams, from Cuba, X 200. 
Calymperes emersum C. Miill., from Guatemala, X 300. 
Calymperes disciforme C. Miill., from Surinam, X 200. 
alymperes Donnellii Aust., from Florida, X 300. 
Calymperes nicaraguense Ren. & Card., from Nicaragua, X 200. 
Calymperes Heribaudi Paris & Broth., from Panama, X 200. 
Calymperes Nashii R. S. Williams, from Hayti, X 300. 
Calymperes Guildingii Hook. & Grev., from St. Vincent,  200- 
2) 
- To. peri lonchophyllum Schwaegr., from Guadeloupe, X 200- 
Fic. 11. Calympere anum Besch., from Nicaragua, 
Fic. 
200. 
12. dane fluviatile R. S. Williams, from Porto Rico, X 200. 
