1897] NORTH AMERICAN SPECIES OF AMBLYSTEGIUM 289 
Has.: That of A. riparium. Type locality White Mountains, 
New Hampshire. 
North America : New Hampshire, New Jersey, Ontario. Rare. 
Closely related to A. rifarium. It may be known by the irregular and 
usually very short cells in apical region of the leaf and the wide blunt tips 
of the branch leav 
UNIVERSITY OF WISCONSIN. 
BIBLIOGRAPHY. 
The following is a list of works consulted in the preparation of this paper. 
It will be found that a few are mentioned under the synonomy of the various 
species that are not included here; such were inserted in the synonomy on 
the authority of Braithwaite’s British Moss Flora to which work I refer for a 
more complete pee particularly of European forms. 
BRAITHWAITE, R.: Brit. Moss Fl. 3:17. 1896. 
BRIDEL, S. E.: Musc. ia 1797.— Spec. Musc. 1806.— Mant. Musc. 
1819.— Bryol. Univ. 1826-7. 
Brucu, PH., SCHIMPER, W. Pu., and GUmBEL, TH.: Bryol. Europ. 
1836-1856. 
Buysson, R.pu.: Etude sur les characteres du genre Amblystegium et 
descriptions des espéces. 
De Noranis, G.: Syllab. Muse. Ital. 1838.—Epil. Bri. Ital. 1869. 
DILLENIUS, J. J.: Hist. Musc. 1741. 
Dixon, H. N. and Jameson, H. G.: The Student’s Handbook of British 
6. 
HARTMANN, C. J.: Handb. Skand. FI. (roth ed.) 1871. 
HEpwic, D.J.: Musc. Frond. 1787-1797 — Spec. Muse. 1801. 
HOLZINGER, J. M.: <A Preliminary List of the Mosses of Minnesota, 
Bull. Geol. and Nat. Hist. Surv. Minn. 9:280. Nov. 1895. Some Muscinee 
of the northern boundary of Minnesota, collected by Conway MacMillan 
during en nih 579. Ap. 1896. Notes on the moss flora of Minnesota ibid. 
590. Ap. 1 
aa J. W.P.: Musc. Germ. (833. 
Husnot, T.: Musc. Gall. 1884-1894. 
KINDBERG, N.C.: New Canadian Mosses. Ottawa Naturalist 4:61. 
1890. 
LESQUEREUx, L. and James, T. P.: Man. Moss. N. Amer. 1884. 
LINDBERG, N.O.: Musc. Scand. 1879. 
Macoun, Joun, and Kinppero, N.C.: Cat. Can. Pl. Part 6 (Musci). 
892. 
MILDE, J.: Bry. Siles. 1869. 
