DiCRANACE^. i65 [Oncophorus 



minute quadrate. Inner perich. bracts sheathing to the middle, thence 

 longly subulate and divaricate, seta rather short yellowish red ; capsule 

 subgibbose ovate, subcylindric, more or less incurved, with a short 

 strumiose neck abrupt on one side, when dry and empty smooth, 

 contracted below mouth, ochraceous or fuscescent, lid conic rostrate, 

 erose at base, oblique, orange, annulus narrow, persistent ; peristome 

 purple, rufous or orange, smooth, teeth broad robust, regular, cleft to 

 middle. Male infl. minute, axillar in the comal leaves, bracts few, 

 obovate-acuminate. 



Hab. — Wet rocks and earth among stones by Alpine streams. Fr. 7. 

 Common on Ben Lawers and all the Grampian range. 



Var. ;S, serratus {Schimp). 



Laxly tufted ; stem tall ascending sparingly branched ; leaves divari- 

 cato-patent, curling, the margin coarsely serrate. Caps, less strumose. 



Syn. — Dicr. virens Var. y. serratum Schimp. Bry. eur. Cynodontium virens. Var. y. serratum 

 Schimp. CoroU. &c. 



Hab. — By mountain streams and waterfalls. North of England {Prof. Barker 



1876). 



This fine moss is a great ornament to mountain rocks, and varies much in 

 size and in the form and direction of the fruit ; the capsule is very fragile and 

 splits with slight pressure. 



2. ONCOPHORUS WAHLENBERGII Brid. 



Autoicous ; stem short nearly simple. Leaves lax, distant, from a 



broad sheathing base, suddenly linear, patent acute entire. Capsule 



obovate, when empty sulcate and incurved, strumulose ; teeth of 



peristome approximate at base. (T. XXV, A.) 



Syn. — Dicranum virens Wahlene. F1. lapp. 308 (1812), excl. syn. 



Oncophorus Wahlenbergii Brid. Bry. univ. i, 400 (1826). Lindb. muse, scand. 27 (1879). 



Dicranum Wahlenbergii Schultz in Syllog. Ratisb. 1828, p. 149. 



Dicr. virens Var. /3. Wahlenbergii Hueben. Muse. germ. 231 (1833). Br. Sch. Bry. eur. 

 fasc. 37 — 40, p. 15, t. 3 (1847). Raben. Deutsch. kr. fl. ii, S. 3, 137 (1848). 



Dicran. Richardsoni Hook, in Drumm. Muse. amer. n. 105. 



o 



Angstroemia Wahlenbergii C. Muell. Synops ii, 610 {1851). 



Cynodontium virens Var. j8. Wahlenbergii Schimp. Bry. eur. Coroll. 12 (1855), Synops. 63 

 (i860), 2 ed. 64 (1876). Ferguss. in Seott. nat. 1879, p. 131. Juratz. Laubm. oesterr- 

 ung. 28 (1882). 



Autoicous ; resembling 0. virens, but the stems slender, i — 2 in. 

 high and nearly simple. Leaves strongly crisped, distant, from a 

 dilated sheathing base, narrowest below and widening upward, suddenly 

 lanceolate-subulate, very patent and flexuose, the margin flat and 

 involute above, obsoletely denticulate at apex or entire ; areolation as 

 in 0. virens, the basal thinner and more elongated. Perich. bracts 

 more widely sheathing, seta rufescent, capsule leptodermous, shorter, 



