— 383 — 



short-excurrent. Capsule brown. Stem us. high, often with 



filiform propagula. Tufts dense tomentose, often zonate when 



drj'. Us. dioecious, r. fruiting. — Wet rocks in northern alps r. 



Eur. Norway in Dovrefjeldl; R. Hartman. Amer. Greenl.: 



Berggren. 



IGS.B.campylocarpuin Limpricht. — »B. angustifolium Kaurin» 



(not Bridel) ? 



Differs from the last: Leaves denticulate above, not or indi- 

 stinctly reflexed, less twisted when dry; costa subpercurrent. 

 Capsule sometimes shorter necked; lid more deplanate, Stem 

 lower, less radiculose. Monoecious. — Wet rocks by rivulets 

 in northern alps r. Eur. Norwayl 



V. Webera Hedwig; Schimper. 

 1. Crudiformia. 

 A. Leaves serrate not reflexed us. crowded; costa not per- 

 current. Capsule subclavate; cilia us. long. 



a. Leaves short opal-glossy. Capsule gen. cernuous. 

 164.B.crudum L. — Mnium L.; Bryum Hudson. 



Leaves suboblong short-acuminate; comal and perichetial longer 

 acuminate. Capsule not constricted. Perigonial leaves patent. 

 Tufts us. loose. Synoecious or paroecious but often also with 

 discoid male flowers. — Earth and rocks common. Eur. Swe- 

 den, Norway, Switzerl.l Amer. Can.: J. Macoun. Alaska: J. M. 

 Macoun. 



b. Leaves long not opal-glossy. Capsule gen. suberect. 

 106.B.nitescens Kindb. in botan. notiser 1896. — Bryum 

 (Webera) nitens Kindb. Laubm. S. u. N.; non Hooker. 



Leaves oblong-lanceolate acuminate: perichetial long. Capsule 

 not constricted; cilia long. Perigonial leaves erect. Tufts dense 

 tomentose silky or golden glossy. Dioecious with gemmiform 

 male flowers, r. synoecious. — Alpine and arctic districts r. 

 Eur. Norway in Dovrefjeldl Sweden; A. Grape. Amer. Greenl.: 

 Vanhoeffen. Can. northern Labrador: Macoun. 

 166.B.Iongicollura Swartz. — Webera Hedwig. 



Leaves narrowly ovate-lanceolate long-acuminate: perichetial 

 shorter than uppermost stem-leaves. Capsule faintly constricted, 

 narrower than in the last; cilia sometimes short. Tufts spa- 

 ringly radiculose silky or golden glossy. Paroecious without 

 special male flowers. — Schistose and siliceous alp. rocks r. 

 Eur. Norwaj'l Switzerl.: Schimper. Austria: Venturi. Amer. 

 » Cascade mts»: Lesq. et J. 



