— 377 - 



134.B.tnicaus Limpricht. 



Leaves not crowded, Bubdecurrent, re flexed at base, oval- 

 oblong or sublanceolate; costa, only of uppermost leaves, short- 

 excurrent. Capsule somewhat small, thick suboval brownish; 

 teeth orange, incurved when dry; cilia not appendieulate; lid 

 subconvex mamillate; pedicel not long. Tufts brown-green. ■ — 

 Turfy soil in northern alps r. Eur. Norway!; Kaurin. Amer. 

 Greenl.: Berggren. 



* B.inflatum Philibert. 



» Leaves more decurrent; costa longer excurrent. Capsule 

 thicker. — Northern alps r. Eur. Norway»: Kaurin. 

 ] 35.B.pycnodermiiin Limpricht. 



Leaves not crowded, subdecurrent, reflexed at base, oblong- 

 lanceolate long-acuminate; costa of uppermost leaves long-ex- 

 current. Capsule suboblong dark brown, finally blackish; teeth 

 brown-yellow; cilia appendieulate; lid deplanate mamillate; pe- 

 dicel often long. Habit of B. cirratum. — Wet sand by water 

 in northern alps r. Eur. Norway!; Kaurin. 



6. Calophylloidea. 

 136.B.calophyllum R. Brown. 



Leaves broad-ovate obtusate (obtuse or acute), often sublim- 

 bate, not reflexed, sometimes decurrent; ceUs large; costa not 

 excurrent. Capsule suboval; cilia sometimes appendieulate; pe- 

 dicel us. long, often 3 c. m. or more. — Swamps princ. in 

 alps r. Eur. Norway! Engl.: Rogers. Spetsbergen: Berggren. 

 Amer. Greenl.: Vanhoeffen. 

 137.B.acutum Lindberg. 



Leaves ovate-oblong acute more or less acuminate, often nar- 

 rowly limbate and reflexed below, not decurrent; cells smaller 

 than in the last; costa often short-excurrent. Capsule us. sub- 

 oblong and long-pedicellate; cilia smooth. Stem not high. — 

 Sandy borders of rivers r. £ur. Finland: Brotherus. {Asia, 

 Sibiria: Arnell). 



* B.Axel-Blyttii Kaurin. 



Capsule subobovate shorter-pedicellate. — Sand by rivers in 

 alps r. Eur. Norway!; Kaurin. 



6. Penduliformia. 

 A. Leaves gen. not distinctly (or very narrowly) limbate; 

 costa gen. not excurrent. Us. synoecious. 



a. Spores large, about 0,04 m. m. 

 138.B.brachyneuron Kindb. Ottawa Naturalist V. 



Leaves small broad-ovate short-acuminate reflexed narrowly 



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