margin inflexed entire, basal angles auricled, orange, nerve narrow compressed; per. l. sheathing, suddenly narrowed into a long subula; caps. cernuous, cylindraceous, more or less incurved strumose, not striate; lid rostrate.
Alpine rocks; Ben Nevis, Clova, Ben-y-Gloe.
[Dr. Braithwaite, Jour. Bot. VIII., 228.]
89. D. viride. Sull. et Lesq. Dioicous, in dense cushions, or cæspitose, reddish and tomentose at base, above dark green; branches dichotomous; l. lineal-lanceolate subulate, nerve running out in the concave awl; per. l. sheathing; areolæ densely chlorophyllose, enlarged at base; caps. erect, oblong, slightly incurved, lid with a long beak.
Trunks of trees: rarely on sandstone rocks.
fig. Schpr. Musci. Eur. novi, &c. fasc. III. IV.
Staffordshire (Mr. Bloxam).
90. D. Scottianum. Turn. St, 2 or 3in. robust; l. erecto-patent, sub-secund incurved lanceolate-subulate, slightly twisted at apex when dry, concave entire, nerve strong excurrent; caps. elongated, slightly curved, tapering at base, lid obliquely rostrate.
Rocks in mountainous districts. VII. VIII.
91. D. longifolium. Hedw. Cæspitose, tufts pale green or whitish; stem arcuate or geniculate ascending, slightly radiculose; l. long falcato-secund, rarely spreading, subulate from a lanceolate base, with a slender nerve, margin and back serrate at apex; per. l. convolute sheathing; caps. elongate-cylindrical, upright or sub-incurved, without striæ, brown; beak subulate, annulus narrow: dioicous.
Sub-alpine rocks. Autumn.
Ben Lawers, 1866 (Dr. Stirton).
