Photo: Alnus incana 5.

Branch. Perheniemi, Finland. Wild. 1999-07-05.
Alnus incana (L.) Moench Engl.: grey alder, gray alder. Deu.: Grau-Erle, Weiss-Erle. Suom.: harmaaleppä. Sven.: gråal, arre, vanlig gråal, vital. Bot. syn.: Alnus glauca F. Michx., Alnus kolaensis N. I. Orlova, Alnus rugosa (Du Roi) Spreng., Alnus tenuifolia Nutt., Alnus x purpusii Callier
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Photo: Alnus incana 5.