18 
Wisconsin Academy of Sciences , Arts and Letters. 
Leaf-cells enlarged-quadrate at the basal angles, linear 
at base . 
Leaf-cells of two kinds, in two or three layers 
Teeth bifid to near the base. 
Lid conic, leaves subulate .... 
Lid conic, leaves lanceolate 
Lid aristate, neck very long .... 
Teeth not cleft, short, irregular 
Teeth not cleft, cohering by their tips . 
Teeth not cleft, perforate. 
Neck long, exceeding the capsule 
Neck inconspicuous, plants small 
Neck inconspicuous, plants large 
Teeth not cleft nor perforate. 
Lid with a short thick oblique beak 
Lid with a short slender oblique beak 
[Mieliclilioferia and Funaria may be sought here.] 
Dicranum, 67. 31. 
Leucobryum, 90. 36. 
Trichodon, 92. 36. 
Ceraiodon, 92. 36. 
Tremajodon, 62. 30. 
Catoscopium, 211. 
Conostomum, 207. 
Trematodon, 62. 30. 
Discelium, 188. 
Oreoweisia, 58. 
Oreoweisia, 58. 
CyiiodontiiSn, 59. 30. 
U N Capsule symmetric , pendulous on a flexuous pedicel. 
Teeth bifid to the middle. Cainpylopus, 77. 33. 
Teeth bifid to the base, free .... Dicranodontium, 77. 
Teeth bifid to the common membranous base. 
Connivent and slightly twisted . . . Desmatodon, 110. 38. 
Erect, not twisted. Trichostommn, 108. 38- 
Teeth entire, short, plants minute . ■ . . Seligeria, 96. 36. 
If N N Capside symmetric , erect. 
Teeth bifid to the common membranous base. 
Lid short, conic or beaked .... Desmatodon, 110. 38. 
Lid elongated, conic. Tricliostomum, 1C8. 38. 
[Barbula may be sought here.] 
Teeth deeply bifid or cleft to the base, free. 
Leaf-cells small, not enlarged at the angles, oblong 
above. Dicranella, 64. 30. 
Leaf-cells small, not enlarged at the angles, roundish 
or quadrate above. Cynodontium, 59. 30. 
Leaf-cells small, enlarged-quadrate at the angles . Dicranum, 67. 31. 
Leaf-cells large, distinct .... Angstroemia, 68. 
Teeth cribrose, perforate or slightly cleft. 
Leaf-cells enlarged-quadrate at the angles. 
Capsule broad-pyriform. Blindia, 98. 
Capsule oval to sub-cylindric . . . Dicranoweisia, 57. 29. 
