Exploration of meaningful subspecies definitions of the carnivorous Northern Pitcher Plant (Sarracenia purpurea), throughout its geographic distribution, Jennifer M. Karberg, Margaret R. Gale
Michigan Tech Publications

Plant community responses to harvesting and post-harvest manipulations in a picea - Larix - Pinus wetland with a mineral substrate, Margaret R. Gale, James W. McLaughlin, Martin E. Jurgensen, Carl C. Trettin, Thea Soelsepp, Patricia O. Lydon
Michigan Tech Publications