Page:Books from the Biodiversity Heritage Library (IA synopsisofbritis00hobk).pdf/79

 excurrent into a mucro; areolæ upper minute, rectangular and hyaline at base; caps. erect cylindrical incurved, lid with an oblique beak: dioicous.

Stones in streams. Anglesea, Bristol, Surrey, Sussex, in fr. (Davies.)

159. Hedw. St. 1/8-1in. cæspitose, dichotomous; l. oblong-lanceolate, obtuse, margin recurved, nerve excurrent into a short mucro; caps. oblong cylindrical erect on a long reddish seta; lid with a subulate beak: dioicous.

Clay banks and hedges.

var. β. cuspidata. stems shorter, l. narrower, with a longer mucro.

γ. apiculata. l. spreading recurved, mucro long.

δ. microcarpa. caps. small oval or oval-oblong.

ε. obtusifolia. more robust, l. shorter, broader obtuse, mucro almost or altogether absent; caps. sub-cylindrical.

ζ. fastigiata. with long fastigiate innovations; l. larger, slightly undulate.

160. Hedw. Cæspitose; l. spreading oblong-lanceolate, plane or somewhat undulate in margin, nerve not excurrent; per. l. strongly convolute, sheathing; caps. inclined oblong-ovate, on a yellowish seta; lid with a long oblique beak: dioicous.

Walls, &c.

161. Schwaeg. Densely cæspitose, l. crowded erecto-patent oblong lanceolate, nerve excurrent from the