Sitka Alder, Slide Alder, Wavy-leaved Alder
Alnus alnobetula ssp. sinuata
Synonyms: Alnus crispa ssp. laciniata, Alnus crispa ssp. sinuata, Alnus sinuata, Alnus sitchensis, Alnus viridis ssp. fruticosa, Alnus viridis ssp. sinuata, Alnus viridis var. sinuata, Duschekia sinuata
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This photo shows a close-up of the catkins of sitka alder which bloom with the emergence of the leaves. Photographed along forest road #4030 on the north side of Mt. Misery in the Umatilla N.F. of southeastern Washington.......July 7, 2008. Note the numerous teeth on the margins of the leaves.
Additional images of
slide alder:
Alnus alnobetula ssp.
sinuata
Paul Slichter