The Online Books Page

Books by Karl M. Wiegand:

Books in the extended shelves:

• Wiegand, Karl M. (Karl McKay), 1873-1942: The genus Amelanchier in eastern North America (1912) (page images at HathiTrust)
• Wiegand, Karl M. (Karl McKay), 1873-1942: The genus Eupẖṟasia in North America (Gray Herbarium of Harvard University, 1915), also by Merritt Lyndon Fernald and K. M. Wiegand (page images at HathiTrust)
• Wiegand, Karl M. (Karl McKay), 1873-1942: Introductory laboratory practice and field work in taxonomy, special morphology, and ecology of the higher plants. (Ithaca, N. Y., 1905), also by Willard Winfield Rowlee (page images at HathiTrust)
• Wiegand, Karl M. (Karl McKay), 1873-1942: Juncus tennis Willd. and some of its North American allies (1900) (page images at HathiTrust; US access only)
• Wiegand, Karl M. (Karl McKay), 1873-1942: A key to the genera of woody plants in winter : including those with hardy representatives found growing wild or in cultivation within New York State ([s.n.], 1904), also by Frederick William Foxworthy (page images at HathiTrust)
• Wiegand, Karl M. (Karl McKay), 1873-1942: A key to the genera of woody plants in winter : including those with representatives found growing wild or in cultivation within New York State ([s.n.], 1908), also by Frederick William Foxworthy (page images at HathiTrust)
• Wiegand, Karl M. (karl McKay), 1873-1942: The structure of the fruit in the order Ranunculaceae (American Microscopical Society, 1894) (page images at HathiTrust)

Find more by Karl M. Wiegand at your library, or elsewhere.