HYPNACE^:.] 176 \Isopterygium. 



Hypnum Stndtneri (non SCHP.) C. MUELL. Synops. ii, 394 (1851)- 



m fiulchellum BR. SCH. Bry. Eur. fasc. 48, p. 9, t. 4 (1851). SCHIMP. Synops. 

 N fed L 603. HOBK. Synops. 160 (,8 73 ). HUSN. Muse. gall. 353,.t. 101(1893). 



. . . 



Dix. JAMES. Stud. Handb. 4 33 (1896). LIMPR. in RABENH. D. kr. fl. Laubm. in, 276 (1897). 



Hypnum rutilans WILS. Bry. Brit. 404 in obs. (1855). 

 Stertodon pulchellus MITT. Journ. Linn. Soc. viii, 39 (1864). 



Plaeiothecium nitidum van. suberectum LINDB. in Bot. Not. 1865, p. 145, et in Not. ur Saells. 

 Fn. Fl. lenn. foerh. 1867, p. 34. MILDE Bry. Siles. 316 (1869). 



Plagiothecium nitidulum var. /3. pulchellum LINDB. in Skand. fl. 10 ed. ii, 24 (1871). 

 Isopterygium nitidum var. p. pulchellum LINDB. Muse, scand. 39 (1879). 



Autoicous ; in small dense yellowish-green glossy tufts. Branches 

 densely radiculose at base, ascending or erect, often slightly incurved 

 and subcomplanate. Leaves crowded, secund, subfalcate, lanceolate- 

 acuminate, fine-pointed, nerveless, concave ; cells very narrow, at basal 

 angles a few longish and rectangular. Perichaetium radiculose, the 

 bracts erect and sheathing, lanceolate, acute ; seta reddish ; capsule almost 

 erect, oblongo-cylindric, rufescent ; lid convex-conic, muticous ; teeth con- 

 fluent at base, pale yellow, inner on a high membrane ; the processes 

 perforated, cilia two. Male infl. gemmiform ; bracts ovate, acute. 

 HAB. Crevices of rocks in subalpine districts ; not rare. Fr. 6 8. 



Ben Lawers, Lochnagarand most of the Scotch mountains. Miller's dale (Hunt). Teesdale 

 (/?. Barnes) ! ! Frequent in the North Riding of Yorkshire. 



Var. /?. nitidum ( Wahlenb.) 



Plants more robust, prostrate ; the leaves complanate, rarely secund, broader, 

 longer, with more finely acuminate points. Capsule cernuous, ovate, reddish- 

 brown, widely truncate when empty. 



Sw.-Leskea nitida WAHLENB. MSS. WEB. MOHR Index musei pi. cr. (1803), Bot. Tasch. 

 344 (1807). 



Hypnum nilidulum WAHLENB. Fl. Lapp 370 (1812), excl. syn. 



Hypiwm pulchellum SM. Eng. Bot. t. 2006. C. MUELL. Synops. ii, 277 (1851). WILS. Bry. 



Plagiothecium nitidulum BR. SCH. Bry. Eur. fasc. 48, p. 10, t. 5 (1851). SCHIMP. Synops. 

 579, 2 ed. 694. HOBK. Synops. 2 ed. 209 (1884). 



Stertodon nitidulus MITT. Journ. Linn. Soc. viii, 39, in obs. (1864). 



Plagiothecium nitidum LINDB. in FRIES Bot. Not 1865, p. 145, et Not. ur Saells. Fn. et Fl. 

 enn. loerh. ix, 34 (1567). 



Plagiothecium Arnoldi MILDE Bry. Siles. 318 (1869). 



Isopterygium nitidum LINDB. in Not. Saell. Fn. Fl. fenn. xiii, 416 (1874). 



r< * nitidulum LESQ - JAMES Moss - N - Amer - 364 (I884) - Dix - 



HAB. In moister places on rotten trees and rocks in limestone districts. 



Cr H n eSL fe rh^ e v al , e (Sp , r , MCf I843)! Rattand Clou g h ' Todmorden (Newell 1 860)!! 

 1896)'" ^ ' ' W hiiehead I86 0- Corrie of Boquhan burn, Stirling (Kidston 



