European Black Alder
Other common names:
Birch Family (Betulaceae)
Shrub; Leaves roundish, usually indented at the tip; bark speckled.
Speckled Alder (Alnus incana) - very similar, often confused. Leaves are more pointed at the ends and are double-toothed.
Green Alder (Alnus viridis) - leaves are pointed at the ends.
Alder-leaved Buckthorn (Rhamnus alnifolia) - not an Alder.
Alternate, Simple, Toothed; Roundish.
Wet Areas, Bogs and Fens, Lakeshores, Pond Margins, Swamps, Shrub Swamps; Wet areas, and nearby wet areas.
Trees in Canada: 305
Easily confused with Speckled Alder (Alnus incana). Can be invasive.
Origin and Meaning of Names:
Scientific Name: glutinosa: sticky
Alder: The Nitrogen Fix, from The Monday Garden, by Sue Sweeney
144 photographs available, of which 15 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.
Range Map is at the bottom of the page