Verbatim text: Solbrig, O. T. 1960b. Cytotaxonomic and evolutionary studies in the North American species of Gutierrezia. Contr. Gray Herb. 188: 1–63.
Author: Solbrig, O.T.
Year: 1960b
Title: Cytotaxonomic and evolutionary studies in the North American species of Gutierrezia
Journal: Contr. Gray Herb
Volume: 188
Pages: 1–63