Reference:Tryon1968a


Verbatim text: Tryon, A. F. 1968. Comparisons of sexual and apogamous races in the fern genus Pellaea. Rhodora 70: 1--24.
Author: Tryon, A.F.
Year: 1968
Title: Comparisons of sexual and apogamous races in the fern genus Pellaea
Journal: Rhodora
Volume: 70
Pages: 1–24

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