— 867 — 



bb. Capsule short thick gen. not distinctly constricted. 

 87.B.synoico-caespiticium C. M. et Kindb. cat. Can. m. 



Capsule large oval or obovate pendent; neck short; lid low 

 mamillate; cilia appendiculate; pedicel geniculate below middle, 

 arcuate at apex, 5—8 c. m. long. Leaves ovate- or ovate- 

 oblong reflexed; costa long-excurrent, often denticulate above. 

 Tufts about 1 c. m. high, radioulose only at base. — Gravel 

 in alps r. Amer. Can. Brit. Col.: Macoun. 

 SS.B.lonchocaulon C. Mueller. 



sLeaves small reflexed all around, ovate-lanceolate subdecur- 

 rent; cells pellucid. Capsule small oval; cilia appendiculate, 

 pedicel about 3 c. m. long. Stems subjulaceous elongate ra- 

 diculose. Resembles somewhat B. bimum but more slender. 

 ~ Amer. r. U. S. Colorado*: C. M. in Flora 1875. 

 89.B.doTrense Schimper. 



»Leaves ovate suddenly short-acuminate indistinctly limbate 

 faintly reflexed. Capsule oval-ovate yellowish; neck short; seg- 

 ments hyaline adhering to the yellowish teeth; cilia rudimen- 

 tary; spores scarcely 0,02 m. m. Stem about 2 c. m., pedicel 

 1 0. m. long. Tufts tomentose green above. — Wet turfy 

 soil in alps r. Eur. Norway near Kongswold in Dovrefjeld: 

 Lorentz»: Schimper syn. 

 90.B.caBspiticiiforme Notaris. 



» Leaves subovate reflexed in lower half, limbate in upper 

 part. Capsule subpiriform small-mouthed; neck not long; lid 

 low mamillate; teeth brown-yellow; cilia not appendiculate; pe- 

 dicel 1 cm. long, stem not longer. Tufts tomentose yello- 

 wish green. Monoecious. — In higher alp. region r. Eur. Swit- 

 zerl.: Carestia»: Limpricht. 



8. Gemmiformia. 



A. Leaves not distinctly reflexed at borders, gen. not lim- 

 bate. 

 91.B.snbrotunduin Bridel. 



Leaves ovate-oblong short-acuminate acute gen. small; costa 

 short-excurrent. Capsule pale brown oval or subglobose, with 

 thick or indistinct neck; teeth yellow; segments long, gaping 

 or fenestrate; cilia short r. appendiculate; lid small mamillate. 

 Spores nearly 0,02 m. m. Us. monoecious. — Stony ground 

 in alps and arctic districts r. Eur. Norway!; R. Hartman. 

 Amer. Greenl.: Vanhoeffen. Can.: Macoun. 

 * B.tnrfaceum Kindb. in Botan. notiser 1896. 



Leaves larger, sometimes narrowly limbate; costa gen. sub- 



