A Synopsis of the British Mosses / Containing Descriptions of All the Genera and Species, (With Localities of the Rarer Ones) Found in Great Britain and Ireland, Based Upon Wilson's "Bryologia Britannica," Schimper's "Synopsis," Etc.

by Charles C. P. Hobkirk

376. B. Halleriana. Hedw. St. 1–3in., radiculose below; l. spreading or secund, linear-subulate from a broad pale erect sheathing base, rough, serrate, nerve excurrent; caps. sub-globose, on a short curved seta.

Moist alpine and sub-alpine rocks. VI. VII.

* * Synoicous.

377. B. gracilis. Floerke, 1799. (B. Oederi, Swartz, 1800). St. 1–3in.; l. linear-lanceolate, recurved from an erect, not sheathing base, crisped when dry, margins recurved, serrate above, keeled, smooth; caps. small globose, oblique, lid convex.

Moist shady rocks. V.

378. B. ithyphylla. Brid. St. ½–2in.; l. from an erect broad base sharply bent back and lanceolate-subulate, rigid, serrulate, not crisped when dry, broadly nerved to apex; caps. globose, almost erect or cernuous.

Alpine and sub-alpine rocks. VI.

62. CONOSTOMUM. Swartz.

379. C. boreale. Swartz. St. ½–2in. tufted, radiculose; l. imbricate lanceolate acuminate, keeled, serrate, nerve excurrent into a mucro; caps. globose, gibbous, cernuous; lid large beaked.

Summits of Scotch mountains. VIII. IX.