HYMENOPHYLLUM. 
7 
H. dichotomum (Cav.) A beautifully crisped and transparent 
species, 4 to 6 inches high, from Chili, with broad and highly 
divided (dA-joinyiatiJid) fronds, sharply toothed or torn at the edges ; 
on erect winged stalks. On mossy trees. Yery humid and shady. 
40° to 65°, 
dilatatum (Sw.) One of the largest and most beautiful of this 
charming genus, growing among moss and decaying vegetable 
matter in New Zealand. Fronds 14 to 20 inches high, broad, pale 
green, thrice divided (tri-pinnatijid) , with attenuated and gracefully 
di’ooping segments. Stalks erect, winged. Very humid, shady 
and rather close. 40° to 65°. 
fiaboUatuni (Labill.) A lovely fern from Tasmania, with dense, 
glistening, twice divided (pinnate) fronds, 6 to 12 inches long. 
Pendent from the trunks of tree-ferns, &C. Very humid but airy. 
40" to 65°. 
flGXUOSUni (A. Cunn.) Closely allied to H. crisjmtum, but 
differs in having larger and more divided fronds, which are every- 
where beautifully crisped and undulated. New Zealand. Very 
humid. 40° to 65°. 
fuciforme (Sw,) A truly magnificent species from Southern 
Chili, with broad, erect, thrice divided bluish green, 
smooth fronds, 1-|- to 2|- feet high ! On rigid winged stalks. Very 
humid, but rather airy. 40° to 65°. 
birsutnm (Sw.) An extremely delicate little fern, with narrow 
twice divided, transparent fronds, 3 to 9 inches long, clothed with 
soft white or ta^vny hairs. Pendent from the trunks of trees in the 
West Indies. Very humid, but airy, and no water on the fronds. 
55° to 80°. 
llirtelluni (Sw.) A delicate and pretty species, with broad, 
attenuated, rather open, thrice divided {tri-pinnatiJid), pale green 
drooping fronds, 6 to 12 inches long, everywhere clothed with soft 
white, or tawny hairs. Stalks erect, round. Jamaica. Very 
humid, but airy. 50” to 80°. 
