Selection and floral evolution in Platanthera bifolia and P. chlorantha (Orchidaceae) / by Johanne Maad. (Comprehensive summaries of Uppsala dissertations from the Faculty of Science and Technology ; 685)
Selection and floral evolution in Platanthera bifolia and P. chlorantha (Orchidaceae) / by Johanne Maad.
(Comprehensive summaries of Uppsala dissertations from the Faculty of Science and Technology ; 685)