Moore— 0;^ the IIossgs of Ireland. 
421 
Hab. Shady rocks, glens and woods in hilly parts of the country; 
also on trunks of trees. This fine moss covers the faces of 
rocks in masses several yards in diameter, and sometimes the 
whole trunks of trees, as at Cromagloun. It is only in warm 
sheltered situations that it bears fruit freely. 
2. N. pumila (Hudson). PI. Angl., p. 468. Bryol. Europ., vol. 
V. Monogr., p. 8, tab. 442. Bryol. Brit., p. 413, tab. 22. 
Eabenhor., Bryothec. Europ., JS'o. 748. 
Hab. On trunks of trees and on bushes. Westaston and Powerscourt, 
"Wicklow. IsTot very common but of rather frequent occurrence 
in the eastern and southern counties. It has not been found 
fruiting in Ireland. 
3. N. pennata (Linn). Sp., Plant., p. 1571. Bryol. Europ., 
vol. V. Monogr., p. 6, tab. 44. Bryol. Brit., p. 414, tab. 
34. 
Hab. Trunks of trees. Colin Glen, near Belfast, D. Orr. jSTot 
hitherto seen growing in Ireland by any other person. 
61. HoMALiA. Schimp. 
Calyptra cucuUiform, short and fugacious. Capsule long-pedicellated, 
erect or slightly cernuous. Peristome double, the exterior of 16 
longish subulate trabeculated teeth ; the interior of 1 6 cilia, as 
long as the exterior teeth, intermediate ciliolge single, short, 
or none. Leaves complanate, ovate-oblong, obtuse, apiculate, 
nerveless, or faintly nerved at the base ; areolation rather dense, 
cellules of an elongated rhomboidal form. Inflorescence monoicous 
or dioicous. 
Diagnosis of Species, 
Stem pinnate, branches attenuated ; leaves 
ovate-oblong, obtuse, apiculate, faintly 
two-nerved at the base ; capsule roundish, 
elliptical; lid apiculate. Inflorescence 
dioicous, . . . . . .1. H. C0MPLA]S"ATA. 
Stem irregularly pinnate ; leaves subsecund, 
falciform, obtuse, serrulate at the ajjex. 
Inflorescence monoicous, . . . 2. H. trichomanoides. 
1. H. complanata (Linn.) Sp. PL, p. 1588. Briol. Ital., p. 199. 
Keckera complanata, Bryol. Europ., vol. v. Monogr., p. 3, tab. 
444. Bryol. Brit,, p. 411, tab. 24. Hypnum complanatum, 
Turner, Muse. Hib., p. 144. Hook, and Taylor, Muscol. Brit., 
p. 152. 
