183. T. squarrosa. De Not. St. 1in. cæspitose; l. squarrose, lanceolate, recurved, with a broad sheathing base, margin undulate, with large diaphanous cells, somewhat serrulate at apex; nerve scarcely excurrent; capsule sub-cylindrical, narrow, slightly curved; lid conical, half as long as capsule; seta 1in. long: dioicous.
Chalk. Ireland and S. of England; fr. not known in this country.
28. CINCLIDOTUS. B. & S.
[C. riparius. Walker Arnott. Acrocarpous; branches fasciculate; "l. spreading oblong-lanceolate, obtuse, with thickened margins, very shortly mucronate, nerve excurrent; caps. exserted on a short thick pedicel, elliptic oblong; lid obliquely conico-rostrate; perist. with numerous subdivisions."] Bry. Brit. 138.
Not found in Britain, but IV.
var. β. terrestris has been frequently found, and is now
referred to Tortula mucronata, to which refer.
184. C. fontinaloides. P. Beauv. Cladocarpous; st. 2-5in.,
in long straggling tufts, generally floating; l. crowded,
spreading, flexuose, lanceolate, acute, with a thickened
margin and strong excurrent nerve; per. l. larger sheathing
ovate-lanceolate, thinner; cap. immersed, with a conical
beaked lid; calyp. persistent, thick, split on one side.
Stones in rivulets, &c. III. IV.
29. ENCALYPTA. Schreb.
a. Monoicous.
1. Peristome wanting.
185. E. commutata. N. & H. Stems about 1in.
