Analytic Keys to the Species of Mosses. 
29 
ASTOMUM, p. 51. 
Capsules often clustered (2-3), oblong-oval . . A. Ludoyicianuin, 2. 
Capsules solitary. 
Orange, subglobose, leaves crispate when dry . A. Sullivantii, 3. 
Orange, oval, leaves not crispate ... A. nitiduliun, yar. 4. 
Brown, shining, ovoid, leaves not crispate . . A. nitiduliun, 4. 
Brown, globose, leaves crispate .... A. crispuin, 1. 
GYMNOSTOMUM, p. 52. 
Lid long remaining attached to columella, capsule thick- 
walled, with 6-8 rows of transversely elongated cells 
at the mouth. G. curvirostre, 3. 
Lid falling early, capsule thin-walled, with 3-4 rows of transversely elon¬ 
gated cells at mouth. 
Plants 1-2 mm. high, lid conic. G. tenue, 4. 
Plants 5-10 mm. high, lid subulate, costa 24—35 /t wide 
at base with 2 guides 1 .G. calcareum, 1. 
Plants 1-7 cm. high, costa 70 ju wide at base, with 4-6 
guides 1 . .. G. rupestre, 2. 
. WBISIA, p. 55. 
Inflorescence autoicous. 
Teeth more or less perfect or none, capsule wrinkled 
lengthwise when dry.W. yiridula, 1. 
Inflorescence dioicous. 
Teeth large, lacunose and bifid, capsule 8-sulcate . W. longiseta, 2. 
Teeth truncate, capsule not sulcate .... TV. Wolfli, 3. 
DIORANOWBISIA, p. 57. 
Leaf cells at base thick-walled, linear (1: 6-10) . . D. crispula, 1. 
Leaf cells at base thin-walled, rectangular (1:2-3) . . D. cirrhata, 2. 
RHABDOWEISIA, p. 58. 
Leaves minutely denticulate or entire; teeth filiform, 
smooth, fugacious.It. fugax, 1. 
Leaves coarsely dentate; teeth linear, obliquely crossed- 
striate.It. denticulata, 2. 
1 See explanation under Dicranum, p. 31. 
