Readers are requested to call our attention to any omissions from this list.

Clute, W. N. Fernwort Notes—III. Fern Bulletin, Jl. 1903.

Christ, H. Can Scolopendrium Lindeni be Separated From S. Vulgare? Fern Bulletin, Jl. 1903.

Eaton, A. A. The Genus Equisetum in North America. Fourteenth Paper. Fern Bulletin, Jl. 1903.

Fitzpatrick, F. J. and M. F. L. The Fern Flora of Iowa. Fern Bulletin, Jl. 1903.

Flett, J. B. The Fern Flora of Washington. Fern Bulletin, Jl. 1903.

Gilbert, B. D. Asplenium muticum. Fern Bulletin, Jl. 1903.

Gilbert, B. D. Two New Varieties of the Ternate Botrychium. Fern Bulletin, Jl. 1903.

Haeselbarth, F. C. The Walking Fern. American Botanist, Jl. 1903.

Orcutt, C. R. Ferns of Southern California. West American Scientist, Ag. 1903.

Orcutt, C. R. Isoetes of Southern California. West American Scientist. S. 1903.

Shull, C. H. Geographic Distribution of Isoetes Saccharata. Botanical Gazette, S. 1903.

Stillman, B. W. The Climbing Fern. American Botanist, Je. 1903.