108 Ferns and Fern Culture. 
beautiful species, with drooping fronds six inches long, 
deeply lobed; T. Luschnathianum, resembles the pre- 
ceding, but is more cut; T. maximum, produces large 
handsome fronds; T. radicans (the ‘“ Killarney Fern”), 
has triangular fronds, several times divided, very 
beautiful; T. r, Andrewsii, T. r. crispum, T. r. dilatatum, 
T. r. dissectum, four varieties of the ‘Killarney Fern,” 
with various distinct characteristics ; T. reniforme (the 
New Zealand Kidney Fern), a beautiful species, with 
kidney-shaped fronds; T. trichoidium, a lovely species, 
fronds four inches long, cut into hair-like segments; 
T. venosum, a dwarf and pretty species. 
HALF-A-DOZEN FILMY FERNS FOR COLD GREENHOUSE. 
Hymenophyllum demissum, H. d. nitens, H. Tunbrid- 
gense, H. Wilsonii, Todea pellucida, and Todea superba. 
Although these will bear a few degrees of frost, it is 
advisable to protect them, so as to keep the frost from 
them. 
