"2d ed.""Contribution from the Botanical survey of Nebraska. New series, number 3. March, 1919."Mode of access: Internet
From Transactions of the Newbury Field Club, 1871, i, p. 33-59.Mode of access: Internet
"Sponsored by the North Dakota Institute for Regional Studies."Mode of access: Internet
"Published for the International Exhibition, by the Iowa Centennial Commission."Mode of access: Inte...
"Contribution from the Botanical survey of Nebraska. New series, number 3. March, 1919."Mode of acce...
Published in the Annual Report of the Nebraska State Horticultural Society, 1892.Includes index.Mode...
Reprinted from: Annual report of the Nebraska State Board of Agriculture, 1899.Mode of access: Inter...
"Extracted from the Report of the Nebraska state board of agriculture, for 1889."Mode of access: Int...
"Reprinted from Forest club annual, University of Nebraska," 1912, iv, 51-60.Mode of access: Interne...
"Reprinted from Forest Club Annual, University of Nebraska, Vol. V, 1913."Mode of access: Internet
Cover title.Includes bibliographical references (p. 54-56).Mode of access: Internet
"Minnesota botanical studies, vol. IV, part III, 1914."Thesis--University of Nebraska, 1913."Literat...
"From the Bulletin of the Essex Institute, vol. XI, no. 4,5,6, 1879."Mode of access: Internet
"Reprinted from the Proceedings of the Nebraska ornithologists' union for 1902 and brought up to dat...
"Extracted from the Annual report of the Nebraska State Horticultural Society, 1894."Mode of access:...
"Supplement to catalogue of plants / by I.A. Lapham, November, 1840": p. [17]-23.Pritzel (2nd ed.)Mo...
From Transactions of the Newbury Field Club, 1871, i, p. 33-59.Mode of access: Internet
"Sponsored by the North Dakota Institute for Regional Studies."Mode of access: Internet
"Published for the International Exhibition, by the Iowa Centennial Commission."Mode of access: Inte...
"Contribution from the Botanical survey of Nebraska. New series, number 3. March, 1919."Mode of acce...
Published in the Annual Report of the Nebraska State Horticultural Society, 1892.Includes index.Mode...
Reprinted from: Annual report of the Nebraska State Board of Agriculture, 1899.Mode of access: Inter...
"Extracted from the Report of the Nebraska state board of agriculture, for 1889."Mode of access: Int...
"Reprinted from Forest club annual, University of Nebraska," 1912, iv, 51-60.Mode of access: Interne...
"Reprinted from Forest Club Annual, University of Nebraska, Vol. V, 1913."Mode of access: Internet
Cover title.Includes bibliographical references (p. 54-56).Mode of access: Internet
"Minnesota botanical studies, vol. IV, part III, 1914."Thesis--University of Nebraska, 1913."Literat...
"From the Bulletin of the Essex Institute, vol. XI, no. 4,5,6, 1879."Mode of access: Internet
"Reprinted from the Proceedings of the Nebraska ornithologists' union for 1902 and brought up to dat...
"Extracted from the Annual report of the Nebraska State Horticultural Society, 1894."Mode of access:...
"Supplement to catalogue of plants / by I.A. Lapham, November, 1840": p. [17]-23.Pritzel (2nd ed.)Mo...
From Transactions of the Newbury Field Club, 1871, i, p. 33-59.Mode of access: Internet
"Sponsored by the North Dakota Institute for Regional Studies."Mode of access: Internet
"Published for the International Exhibition, by the Iowa Centennial Commission."Mode of access: Inte...