Analytic Keys to the Species of Mosses. 
55 - 
B. Annulus 0. 
Leaves nearly entire, cilia very short W. Drummondii, 10, 
Leaves nearly entire, cilia 3.W. Bigelovii, 19, 
Leaves sharply serrate. 
Stem red, leaves glaucous-green W. albicans, 18, 
Stem and leaves green. 
Teeth red.IV. carnea, 15. 
Teeth yellow.W. pulchella, 16, 
BRYUM, p. 223. 
Upper leaf cells rhombic to hexagonal. 
Plants not from stolons. 
Cilia 0, or inappendiculate.§ I. Cladodimn. 
Cilia 2-4, appendiculate.§ II, Eubryum. 
Plants from stolons.§111. Bliodobryuin* 
Upper leaf cells linear (1:10-15) branches julaceous § IV. Anomobryum,, 
§ I. Oladodium. 
A. Autoicous. 
Leaves broad (1:2), costa vanishing . . . B. calophyllum, 10. 
Leaves ovate-lanceolate. 
Cilia long, smooth.B. Brownii, 3. 
Cilia 0, or rudimentary. 
Capsule symmetric, pyriform, collum about sporangium. 
Leaves faintly bordered, slightly revolute . . B. Warneuin, 6, 
Leaves very distinctly bordered, broadly revolute B. Biddlecomiae, 7. 
Capsule usually unsymmetric, elongate, collum = spo¬ 
rangium .B. ulig*inosum, 11,. 
B. Synoicous, or heteroicous. 
Costa long excurrent. 
Endostome attached to peristome. 
Spores verruculose.B. arcticum, 1. 
Spores smooth, about 30 ju .B. pendulum, 4. 
Spores smooth, scarcely 20 ju .B. augustirete, b 
Endostome free 1 2 .B. inclinatum, 5. 
Costa short excurrent, or per current. 
Leaves not bordered.B. Knowltoni, 3 , 
1 Kindberg: Bull. Torr. Bot. Club, xvi (1889), 94. 
2 B. stenotriclium, Muller (Flora 1887, 219), will be sought here and I am unable to dis¬ 
cover from the description alone any essential difference between it and B. inclinatum. 
3 Barnes: Bot. Gaz. xiv. (1889), 44. 
