4.62 Proceedings of the Royal Irish Academy. 
Stem-leayes ovate, erect, with two small 
teeth at the apex ; branch-leaves spread- 
ing, ovate-lanceolate, acuminate. Mo- 
noicous, 5. S. cuspid atum. 
Stem-leaves ohtuse, slightly fringed at the 
apex; branch- leaves recurved andsquar- 
rose. Dioicous, . . . . . 6. S. squareosum. 
aaa. Hyaline cells on upper half of cauline leaves fibrillose, those 
of lower half mostly without fibres. 
Stem-leaves small, ovate, more or less au- 
ricled at base; branch-leaves elliptic, 
concave, their margins involute ; more 
or less secund. Dioicous, . . . 7. S. suBSECTj]srDUM. 
Stem-leaves ovate, erect, toothed at apex ; 
branch-leaves ovate -lanceolate, acute. 
Monoicous, 8. S. acutifolium. 
Stem slender and fragile, with short branches, 
on which, among the leaves, are placed 
flask-shaped utricles, with recurved 
points, 9. S. TENELLUM. 
1. S. cymlifolium (Ehrhart). Lindberg, Eevis. Crit. Ic. PI. Dan., 
p. 8 (1871). Braithwaite, in Monthly Microscopical Jour- 
nal," VII., p. 55, pi. ix. (1872). S. latifolium, Turner, 
Muse. Hib., p. 5. S. obtusifolium, Muscol. Brit., p. 3., 
tab. 4. Yar. y3, S. compactum^ Bridel, Bryol. Univ. 1, p. 16, 
partim, 
Hab. Bogs and marshes. Prequent. Yar. /3, at Kylemore Galway. 
2. S. fimlriatum (Wilson). Bryol. Brit., p. 21, tab. 60. Pire, 1. c, 
^[o. 3. 
Hab. Marshes and bogs. At Lough Bray, Wicklow. Apparently 
rare in Ireland. 
3. >S^. Girgensohnii (Eussow). Pire, ^' Les Sphaignes dela Plore de 
Belgique," inSoc. Eoy. dc Botanique de Belgique Bulletins, tom. 
VI. (1867), No. 4, fig. 7.' Stem leaf— Rabenhor., Bryothec. 
Europ., No. 801. 
Hab. Wet banks. Glenmalur, Wicklow. Apparently rare. 
4. >S^. rubellum (Wilson). Bryol. Brit, p. 19, tab. 60. Schimp., 
Torfmoose, p. 70, tab. 20. Pire, 1. c. No. 5. Braithwaite, 
in Monthly Microscopical Journal," viii., p. 3, pi. xxii. 
(1872). Lindberg, Torfmoose, No. 12 (1862). 
