Japanese alder
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Fagales
- family: Betulaceae
- genus: Alnus
- species: Alnus japonica
Aglipay
Cagayan Valley
PhilippinesGöteborg
Västra Götaland
SwedenWashington, D. C.
Washington, D.C.
United States