Reference:Benson1954a
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Verbatim text: Benson, L. D. 1954. Supplement to a treatise on the North American Ranunculi. Amer. Midl. Naturalist 52: 328-369.
Author: Benson, L.D.
Year: 1954
Title: Supplement to a treatise on the North American Ranunculi
Journal: Amer. Midl. Naturalist
Volume: 52
Pages: 328–369