446 Proceedings of the Royal Irish Academy, 
Stems erect, densely tufted, subpinnately 
branched ; leaves squarrose, cordate-acu- 
minate, entire, nerveless. Dioicous, . 62. H. stellatum. 
Stems procumbent or sub-erect, pinnately 
branched; leaves subsquarrose, subsecund, 
cordate, ovate -acuminate, nerved half 
way. Dioicous, . . . . . 63. H. chrysophyllum. 
Stem erect or procumbent, sparingly branched ; 
branches pinnate, erect, slender ; leaves 
spreading, subsquarrose or subsecund, 
acuminate, entire, nerveless ; capsule ob- 
long, cernuous ; lid conical. Monoicous, 63. H. polymorphum:. 
Stem slender, procumbent, subpinnate ; leaves 
squarrulose at base, loosely imbricate, 
spreading, upper subsecund, lanceolate- 
acuminate, nerved nearly to apex ; cap- 
sule subcylindrical incurved. Dioicous, 64. H. elodes. 
40. H. cordifolium (Hedw.). St. Crypt., p. 4, tab. 37, vol. vi. Mo- 
nogr., p. 47, tab. 617. Bryol. Europ., Schimp., Synops. Muscor., 
p. 641. Bryol. Brit., p. 374, tab. 56. Muscol. Brit, Ed. 2, 
p. 179. 
Hab. Bogs and marshy places. Frequent, and generally distributed 
through Ireland. 
41. iZ". sarmenfosum (Wahlenb.). Bryol. Europ., vol. vi, Monogr., 
p. 48, tab. 616. Schimp., Synops. Muscor., p. 643. Bryol. 
Brit., p. 374, tab. 56. Rabenhor., Bryothec. Europ., I^o. 149. 
Hab. Wet rocks in subalpine situations. Brandon mountain, and 
Carrantuohill, Kerry. 
42. H, stramineum (Dicks.). Bryol. Europ., vol. vi. Monogr., p. 49, 
tab. 617. Schimp., Synops. Muscor., p. 646. Bryol. Brit., 
p. 373, tab. 56. Turner, Muse. Hib., p. 164. Engl. Bot., 
tab. 2465. 
Hab. Marshes, heaths, and sandy places. IsTot very common, 
but occurs in many of' the counties in Ireland. Fruit- 
ing on the margins of the stream in Kelly's Glen, Dublin, 
half buried in sandy debris ; on sandy banks at Magilligan, 
Derry, 1835, 
43. jB:. cuspidatum (Dill), Muse, tab. 39, f. 34. Bryol. Brit., p. 
375, tab. 26. Bryol. Europ., Monogr., p. 51, tab. 619. Turner, 
Muse. Hib., p. 177. Engl. Bot., tab. 2407. 
Hab. Marshy ground and bogs. Frequent through Ireland. 
