214 BULLETIN OP THE UNIVERSITY OP WISCONSIN. 



BRYUM, p. 223. 



Upper leaf cells rhombic to hexagonal (sublinear in £J3. Froudei and 

 angustirete). 

 Plants not from stolons. 

 Cilia none, or inappendiculate .... §1. Cladodinm. 



Cilia 2-4, appendiculate §11. Eubryum. 



Plants from stolons §111. Rhodobrynm. 



Upper leaf cells linear (1 : 10-15), branches julaceous §IT. Anomobrynm. 



§1. Cladodium. 



A. Autoicous. 



Leaves broad (1 : 2) costa vanishing . . . B. calophyllnm, 227. 

 Leaves ovate-lanceolate or long acuminate. 



CUia 2, long, smooth B. Brownii, 224. 



Cilia 3, short B. mamillatam, ^88~ 



Cilia none, or rudimentary. 

 Capsule symmetric, pyriform, eollum J^ sporangium. 

 Leaves faintly bordered, serrate above, slightly 



revolute B. Warnenm, 226. 



Leaves faintly bordered, margin entire, distinctly 



revolute B. Edwardsiannm, S91. 



Iieaves very distinctly bordered, broadly revo- 

 lute B. Biddlecomise, 226. 



Capsule usually unsymmetric, elongate, eollum = 



sporangium B. nliginosnm, 227. 



B. Synoieous, or heteroicous. (C) 



Costa long excurrent. 

 Endostome attached to peristome. 

 Spores verruculose ...... B. arcticnm, 224. 



Spores smooth, about 30/i . . . . B. pendnlnm, 225. 



Spores smooth, 20-25//. 



Teeth orange red B. angustirete, 284. 



Teeth pale B. Boellii, S85. 



Endostome free, or slightly attached. 

 Seta 3-4 cm. long, capsule 1 : 2.5-3. 

 Upper leaf cells long hexagonal B. inclinatum,^ 225. 



1 B. stenotrichum C. Mlill. will be sought here ; and I am unable from the description 

 alone to discover any essential difference between it and B, inclinaium. See Appendix, 

 no. 290. 



