Images - woody plants identification keys
Images linked to the identification keys by Jan De Langhe on the Arboretum Wespelaar website
Images are available for non-commercial use, and with mentioning "© Jan De Langhe - Arboretum Wespelaar / Ghent University Botanical Garden".
Alnus - Images
Alnus hirsuta var. microphylla (Betulaceae)
Alnus hirsuta (Betulaceae)
Alnus hirsuta subsp. sibirica (Betulaceae)
