52 FERNS OF JAMAICA. 
as Jamaica has been explored by botanical collectors. I hope to 
complete during the present year a handbook of the fern flora of 
the island, which has been in progress for some time, giving, in 
addition to precise descriptions, the range of each species, and, 
if limited or rare in its distribution, the locality or localities where 
found; and much other information gained in the woods in the 
charm of which is irresistible 
- Cyathea arborea, Sm., var. concinna, Baker.—Pinne much nar- 
os 2; 
common plant in the forest below 
. . . 5 ae 
like, diffuse, spreading over the surface of large stones, puberulous; 
fronds membranous, scattered, 1-2 or 8 lines long, varying in shape 
from orbicular to linear; stipites 4-4 line long; veins fine, close, 
