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

Lancashire; Oakmere, Cheshire; Saddleworth, Yorkshire; Dartmoor. Male plant only found in Britain.

43. OLIGOTRICHUM. De C.

274. O. hercynicum. De C. St. ½–1in; l. rigid erecto-patent, lanceolate, sheathing, margins indexed, lamellæ of nerve undulate, and spinulose at back; caps. erect cylindrical, plicate and oblique when dry; lid conical pointed.

Alpine and sub-alpine barren soil. VI. VII.

Scotland; Todmorden (Nowell).

44. POGONATUM. P. Beauv.

275. P. nanum. Brid. St. short, not branched at apex; l. rigid spreading, lanceolate obtuse, sheathing, serrulate above; caps. almost globose, erect or inclined, lid with a curved or oblique beak; columella not winged.

Moist shady sandy banks. X. XI.

var. β. longisetum. l. long, linear-lanceolate, seta very long; caps. oval-oblong.

276. P. aloides. Brid. St. less than 1–in., branched at apex; l. rigid spreading, lanceolate, sheathing, serrate on margin and back; caps. erect, somewhat ovate-urceolate or cylindrical; lid conical beaked; columella with four wings; hairs of calyp. whitish.