annulus large, lid rostellate, with a groove round its base; per. teeth narrow, cleft and perforate: monoicous.
Alpine rocks. Breadalbane and Clova; Snowdon;
Charnwood Forest. X.—III.
212. G. leucophea. Grey. Dark green hoary tufts; st. ½in.; l. erect, spreading, when dry closely imbricate, upper ovate or elliptical concave, with very long hair points and plane margins, lower ones muticous; caps. smooth elliptical or oblong erect, exserted, with a short conico-rostellate lid, and large dehiscent annulus: dioicous.
Scotland, Devon. IV.
213. G. commutata. Hueb. Loosely tufted, blackish green, hoary at top; stems slender flexuose, naked below; l. lower small loosely imbricate, upper much longer ovate lanceolate, from a broad upright base declining, shortly hair-pointed; per. l. three internal erect sheathing, longly pointed; basal cells rectangular, upper quadrate; caps. ovate or ovate-globose erect, smooth, exserted, lid acutely and obliquely rostrate, annulus broad. [Schp. Syn. p. 109. Dr. Braithwaite, l. c. 198.]
Dry quartzose rocks. Moncreiff Hill, Perth (Dr. Stirton); Dunkeld (Dr. B. White); Clova, in fr. (Fergusson.)
Spring.
214. G. Montana. B. & S. St. slender dichotomous; l. erecto-patent oblong-lanceolate with a long hair-point, very concave, margin erect; basal cells diaphanous quadrato-hexagonal, above minute rounded thickened opaque; caps. erect on a short seta, ovate small brown very smooth; lid, obliquely rostrate; calyptra large cucullate long-beaked,
