Gruppenweise Artbildung unter spezieller Berücksichtigung der Gattung Oenothera.

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Credit

Gruppenweise Artbildung unter spezieller Berücksichtigung der Gattung Oenothera. Public Domain Mark. Source: Wellcome Collection.

Provider

This material has been provided by the Gerstein Science Information Centre at the University of Toronto, through the Medical Heritage Library. The original may be consulted at the Gerstein Science Information Centre, University of Toronto.