IOWA ACADEMY OP SCIENCES. 
161 
45. Anomodon rostratus Schimp. A very common moss, 
growing on stones, on prostrate logs, or at the root of trees, in 
damp, shady places. Johnson county, September, 1896, Pro- 
fessor Shimek; Johnson county, March 13, 1897, T. E. S.; Musca- 
tine county, November 15, 1897, SMmek & Savage. 
46. Anomodon attenuatus Hueben. Not rare; growing in 
loose, wide tufts on rocks and logs, and roots of trees along 
streams. Johnson county, September, 1896, T. E. S.; Musca- 
tine county, November 15, 1897, SMmek & Savage; Decorah, 
March 24, 1898, P. G. Myers. 
45. Anomodon obtusifolins Bruch. & Schimp. Leaves two- 
ranked and annulus large; common on the trunks of trees near 
water. Johnson county, September, 1895, Professor SMmek; 
Johnson county, October 17, 1896, T. E. /S'.; Decorah, March 24, 
1898, P. C. Myers. 
Tribe Orthothecie^. 
48. Plat%jgyrium repens Bruch. & Schimp. Very common in 
the woods; growing in yellowish green tufts on decayed logs. 
Johnson county, September, 1896, Professor SMmek; Johnson 
county, October 1, 1896, T. E. S.; Delaware county, September, 
1897, J. E . Cameron; Muscatine county, November 8, 1897, Pro- 
fessor SMmek; Decorah, March 24, 1898, P. G. Myers. 
49. Pylaisia intrieata Bruch. & Schimp. Not rare; often 
growing with the last, on trees and decayed logs in shady 
woods. Johnson county, September, 1896, Professor SMmek: 
Johnson county, October 17, 1896, T. E. S.; Delaware county, 
September, 1897, J. E. Cameron; Muscatine county, November 
15, 1897, SMmek & Savage. 
50. Gylindrotliecmm cladorrMmns Schimp. Very common in 
the woods, on decayed logs or on the ground. Johnson county, 
May, 1895, and Dallas county, July 7, 1896, Professor SMmek: 
Johnson county, October 17, 1896, and Henry county, Decem- 
ber 28, 1896, T. E. S.; Fort Dodge, July 5, 1897, Professor 
SMmek; Delaware county, September, 1897, J.. E. Cameron: 
Muscatine county, November 15, 1897, SMmek & Savage; 
Decorah, March 24, 1898, P. G. Myers. 
51. Gtjlindrothecium seduetrix Sulliv. Habitat the same as 
the last, with which it often grows; stems a darker green and 
branches more terete than C. cladorrhizans; very common. 
Johnson county, October, 1895, Professor SMmek; Johnson 
county, October 3, 1896, and Henry county, December 29, 1896, 
11 
