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Cornus swingii specimen magnified

Cornus swingii Manchester, Xiang, Kodrul and Akhmetiev, Holotype from Horse Creek, Montana, UF 18969-38375. Detail of leaf impression surface with well-preserved outlines of the trichomes. Manchester, S.R., Q. Xiang, T. M. Kodrul and M. A. Akhmetiev. 2009. Leaves of Cornus (Cornaceae) from the Paleocene of North America and Asia Confirmed by Trichome Characters. International Journal of Plant Sciences, 170 (1): 132–142. Fig. 2J.