Articles in The Michigan Botanist
Drife, Donald C., and Joyce E. Drife. 1990. Oliver A. Farwell's Early Pteridophyte Records from the Keweenaw Peninsula. Mich Bot. Vol. 29, No. 3.
Glime, Janice M. and Stephen E. Trynoski. 1977. Several Interesting Fontinalis Collections in Houghton County, Michigan. Mich Bot. Vol. 16, No.3.
Glime, Janice M., Janet F. and Roy E. Gereau. 1980. Bryophytes of Mount Lookout, Keweenaw County Michigan. Mich Bot. Vol. 19, No. 4
Glime, Janice M. 1982. New Mosses by a new road at Michigan technological University. Mich Bot. Vol. 21, No. 2.
Glime, Janice M. and Allison D. Slavik. 1985. A Checklist of Bryophytes and their Critical Localities in the Keweenaw Peninsula, Michigan. Mich Bot. Vol. 24, No. 4.
Read, Robert. 1975. Vascular Plants of Pictured Rocks National Lakeshore, Alger County, Michigan. Mich Bot. Vol. 14, No 1.
Wells, James R. and Paul W. Thompson. 1974. Vegetation and Flora of Keweenaw County, Michigan. Mich Bot. Vol. 13, No. 3. http://babel.hathitrust.org/cgi/pt?id=mdp.39015029420794;view=1up;seq=371
Wells, James R., Paul W. Thompson and Gregory Fons. 1984. Some Michigan Upper Peninsula Big Trees and their age. Mich Bot. Vol. 23, No. 1
Wettmore, Clifford M. 1990. Lichens of Pictured Rocks National Lakeshore. Mich Bot. Vol. 29, No. 1
Other Articles and Books
Chadde, Joan. 2009. Walking Paths & Protected Areas of the Keweenaw. http://www.michigannature.org/home/news/walkingpath.shtml
Krause, David J. 1986. The secret of the Keweenaw: native copper and the making of a mining district, 1500-1870.
McVaugh, Rogers. 1953. Farwelliana: an account of the life and botanical work of Oliver Atkins Farwell, 1867-1944. http://www.lsa.umich.edu/herb/publications/bookDetail.asp?ID=55
Reschke, Carol. 1985. Vegetation of the conglomerate rock shoreline of the Keweenaw Peninsula, northern Michigan. Thesis (M.S.)--University of Wisconsin--Madison.
Voss, Edward G. 1978. Botanical beachcombers and explorers: pioneers of the 19th century in the upper Great Lakes. http://www.lsa.umich.edu/herb/publications/bookDetail.asp?ID=54
Steve Lehto. 2009. Michigan's Columbus, the Life of Douglass Houghton.