— 384 — 



IBT.B.Bolaenderi Lesquereux. 



Differs from the last: Leaves loosely disposed more patent. 

 Capsule thicker more inclined. Tufts looser. Paroecious or 

 dioecious. — Amer. r. Can.: Macoun. 



168.B.longilbracteatura Brotherus. — Pohlia Broth.; Bryum 

 Kindb. 



Leaves linear-lanceolate short-acuminate distant long-decurrent. 

 Male flowers discoid; perigonial leaves long linear-lanceolate. 

 Tufts loose glaucous green. Capsules unknown. Dioecious. — 

 Amer. r. U. S. Oregon: Roell. 



B, Upper leaves faintly serrate reflexed nearly all around; 

 costa subpercurrent or short-excurreut. Capsule suboblong; 

 cilia rudimentary. 

 1 69.B.crassidens Lindberg. — Pohlia Lindb.; Bryum Kindb. 



Lower leaves small ovate apiculate not reflexed, distant, 

 finally red; upper sublinear-lanceolate acuminate green silky 

 glossy. Capsule often suberect. Tufts often dense. Male plants 

 less radiculose; leaves gradually larger upwards; flowers discoid. 

 Dioecious. — Alp. rocks r. Eur. Norway: N. Bryhn. Sweden: 

 E. Nyman. 



2. Nutantiformia. 



A. Sterile stems us. with bud-Uke propagnla. Leaves loosely 

 disposed, only the uppermost glomerate; ceils somewhat dilated. 

 Dioecious r. fruiting. Stems not or loosely tufted. 

 170.B.anuotinnm Hedwig. — Webera Bruch. 



Capsule suboblong red-yellow; teeth yellow; pedicel pale red 

 Uppermost leaves narrowly ovate-lanceolate or sublinear-subulate, 

 sometimes decurrent; lower subovate-oblong not decurrent, not 

 appressed when dry. Bulbilli us. red. — Sandy or clayey soil. 

 Eur. not common. Sweden, Norway! Amer. r. Greenl.: Berg- 

 gren. Can.: Macoun. 

 171.B.proligerum Lindberg. — Pohlia Lindb.; Bryum Kindb. 



Capsule broad-oval dark brown-red; teeth brown-yellow; pe- 

 dicel purplish. Leaves broader than in the last, more erect 

 when dry. Bulbilli us, greenish. — Sand or clay. Eur. 

 probably not r. Switzerl., Sweden! Norway!; S. O. Lindberg and 

 E. Nyman. 



B. Stem without bulbilli: Leaves crowded, at least the 

 upper of fertile stems; cells narrow. Tufts us. dense. 



a. Upper leaves serrate. Us. paroecious. Capsule with 

 apiculate lid. 



