Page:Books from the Biodiversity Heritage Library (IA synopsisofbritis00hobk).pdf/81

 membrane."—Wils. Bryol. Brit. p. 123. Inserted from Wilson, but has not yet been certainly found in Britain.]

Spring.

165. Hedw. (Trichost. rigidulum, var. β. densum. Bryol. Brit. 114.) l. lanceolate carinate, rigid, bristly, not appressed and imbricate, when dry slightly curved and loosely contorted; nerve stout continued into a thick obscure point, not really excurrent; fruit similar to No. 164. (loc. cit. 327.)

Scotland, York, Sussex, and Cornwall.

166. Mitt. (Trichostomum rigidulum. Bryol. Brit., p. 114.) St. robust 1-2in.; l. patent from the base, lanceolate-subulate, canaliculate, margin recurved below; incurved and closely imbricate when dry; nerve per-*current and distinct to apex; per. l. lower half erect broadly ovate, upper narrow, recurved; caps. erect cylindrical on a red seta; lid shortly subulate, twisted; teeth narrow, on a short membrane: dioicous. (loc. cit., p. 326.)

Rocks and stones near water. Scotland, Ireland, Bolton Abbey. Autumn, Winter.

167. Hedw. St. ½-1in. cæspitose; l. lanceolate from a broadish base, keeled, margin recurved, somewhat squarrose, gradually tapering and nerved to apex; per. l. sheathing; caps. variable both in size and shape, usually sub-cylindrical, with an obtuse rostrate lid often as long as itself: dioicous.

Clay and limestone banks.

168. Brid. [T. fallax. δ. Bry. Brit.] St. loosely cæspitose; l. tristichous, recurved and falcate, slightly