426 
Proceedings of the Royal Irish Academy. 
1. /. mrjurumijyiW.). Muse, tab. 41, f. 50. Eryol. Brit., p. 320, 
tab. 25. Eabenhor., Bryothec. Europ., ITo. 190. Hypnum 
curvatum. Turner, Muse. Hib., p. 139. Engl. Bot., tab. 
1566. Hooker and Taylor, Muscol, Brit., Ed. 2, p. 169. 
Hab. On trees and rocks. Distributed generally through Ireland, 
and of frequent occurrence. 
65.^* Climacium. Web. et Mohr. 
Calyptra dimidiate, rather long, and slightly twisted. Capsule oval or 
ovate- cylindrical ; lid conico-rostellate, persistent on top of colu- 
mella. Peristome double ; the exterior of 1 6 closely articulated teeth ; 
inner peristome membranaceous, cut into 1 6 carinate lacunose pro- 
cesses, which are connected at the base. Leaves spreading 
every way, ovate, or ovate-cordate, partially plicate, costate ; 
areolation narrow, and rather close. 
1. C. dendroides ("Web. et Mohr.). Iter. Suec, p. 961. Bryol. 
Brit., p. 426, tab. 25. Bryol. Europ., vol. v. Monogr., p. 5, 
tab. 437. Eabenhor., Bryothec. Europ., N'o. 3. Hypnum 
dendroides. Dill. Muse, tab. 40, f. 48. Engl. Bot., tab. 1565. 
Hooker and Taylor, Muscol. Brit., Ed. 2, p. 168. 
Hab. Boggy and marshy meadows, and on wet ground. This large 
and handsome species is very abundant in Ireland. By the 
side of the upper lake at Killarney, the stems grow from four 
to six inches high. It is not often seen in fruit. 
66. HoMALOTHECiuM. Schimpcr. 
Calyptra cucuUiform. Capsule long-pedicelled, smooth or rough; 
lid conic-rostellate, rather obtuse at apex. Peristome double ; 
exterior of 16-teeth, lanceolate- subulate, slightly trabeculated ; 
interior of 16 filiform short cilia from a plicate base, or a 
membrane lining the teeth, no intermediate ciliolse. Leaves 
shining with a silky lustre, costate ; areolation composed of 
oblong-rhomboidal cellules, larger and more pellucid at base. 
Inflorescence monoicous or dioicous. 
1. K. sericeum (Linn.). Bryol. Europ., vol. v. Monogr., p. 3, tab. 456 
Schimp., Synops. Muscor., p. 525. De N'otr., Briol. Ital. 
p. 203. Eabenhor., Bryothec. Europ., "No. 446. Leskea 
sericea Dill. Muse, tab. 42, f. 59. Bryol. Brit., p. 333, 
tab. 25. Hedw., St. Cr., vol. iv., tab. 17. Eunck, Deutsch. 
Moose., tab. 36, f 12. Hypnum sericeum, Turner, Muse. 
Hib., p. 138. Engl. Bot., tab. 1445. Hooker and Taylor, 
Muse. Brit., Ed. 2, p. 165. 
