PLATE IX 
Кто. т. 
Cypress tree base in cypress head 9 kilometers south of Ft. Myers; the fern, Blechnum serrulatum 
L. С. Rich., is growing on the base of the cypress, June 12, 1912. Original. 
FIG. 2. 
Floating rafts of water-hyacinth, Piaropus crassipes (Mart.) Britton, mixed with arrow-leaf, Sagit- 
taria lancifolia L., on Lake Flirt. Photograph by Hunt. | 
