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.Hobkirk, Charles C. P. (Charles Codrington Pressick)
Science
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.
Hobkirk, Charles C. P. (Charles Codrington Pressick)
Mosses -- Great Britain
247. O. LEIOCARPUM. B. & S. St. 1–3in. tufted, branched; l. spreading,
lanceolate, pointed, margin strongly revolute; caps. large pale brown,
obovate, perfectly smooth and not contracted at mouth when dry, scarcely
exserted; calyp. hairy, sometimes naked; perist. 16 teeth and 16 erose
cilia.
Trees. IV. V.
[N.B.—Notwithstanding the note in Lin. Soc. Jour., vol. XI. p. 465, I
retain the name _leiocarpum_ instead of _striatum_, as _all_ the
species in this section have a _striate_ calyptra.]
B. Caps. on a long seta, much exserted.
1. Calyp. naked.
248. O. PULCHELLUM. Sm. St. ¼in. tufted; l. spreading, soft, crisped
when dry, linear-lanceolate bluntish, margin recurved; caps. pale, oval,
with eight reddish striæ; perist. 16 reddish teeth in pairs, and 16
cilia; calyp. pale, without hairs, purplish at tip.
Trunks of trees. V.
2. Calyp. very hairy, furrowed; ochrea indistinct; l. dilated at base,
and crisped when dry.
249. O. SAXATILE. Brid. (_O. anomalum_, Bry. Brit., p. 177.) St. erect
sparingly branched; l. narrow lanceolate sharply acuminate, nerve thick,
areolæ narrow at base; caps. narrow sub-cylindrical, much exserted, with
eight long striæ prominent when dry, and then with eight shorter
alternating spurious ones just below the mouth; per. teeth in pairs;
calyp. hairy. [Supp. Bry. Eur. fasc. I. II.]
Limestone walls and rocks. Spring.
250. O. ANOMALUM. Hedw. Sp. Musc, (_non_ Bry. Brit.) St. erect simple,
slightly branched; l. lower patulous remote, upper erecto-patent,
lanceolate from an ovate base, margin revolute; caps. ovate-oblong,
16–striate; calyp. brownish hairy; per. t. pale equidistant erect when
dry. [Bry. Eur., III., t. 210. Schp. Syn. 262.]
_Trap_ rocks, Aberdour, Fifeshire (Dr. Wood); Conway.
Summer.
251. O. LUDWIGII. Schw. St. ½in. creeping; l. subpatent or spreading,
narrowly linear-lanceolate from an ovate base, contorted when dry,
margin slightly undulate; caps. obovate, striate only at summit, much
contracted at mouth when dry; perist. 16 teeth in pairs, afterwards
equidistant, occasionally with short cilia.
Trees. Scotland, Ireland. VIII. IX.
252. O. CRISPULUM. Hornsch. St. very minute tufted; l. small,
linear-lanceolate, scarcely crisped when dry; caps. pyriform, small,
thin, with eight inconspicuous striæ.
Trees, not common. Yorkshire, Sussex, English lakes. V. VI.
253. O. CRISPUM. Hedw. St. about 1in. tufted; l. linear-lanceolate from
an ovate base, slightly waved at margin, very much contorted when dry;
caps. clavate, contracted at mouth when dry; apophysis gradually
tapering into the thick seta; eight broad striæ; perist. eight teeth,
and eight, sometimes 16, cilia.
Trees. VII. VIII.
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