Betulaceae
Alnus firma
- Family
- Betulaceae
- Genus
- Alnus
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Common names
By language (5)
- Chinese
- 夜叉五倍子, 硬枝桤木
- Icelandic
- Buskölur
- Japanese
- ヤシャブシ, 夜叉五倍子
- Polish
- Olsza twarda
- Russian
- Ольха твёрдая
Synonyms
- Alnaster firmus (Siebold & Zucc.) Murai
- Alnaster firmus var. hirtellus (Franch. & Sav.) Murai
- Alnus firma f. hirtella (Franch. & Sav.) H.Ohba
- Alnus firma subsp. hirtella (Franch. & Sav.) C.K.Schneid.
- Alnus firma var. hirtella Franch. & Sav.
- Alnus firma var. yasha (Matsum.) H.J.P.Winkl.
- Alnus hirtella (Franch. & Sav.) Koidz.
- Alnus yasha Matsum.
- Alnus yasha var. macrocarpa Callier
- Alnus yasha var. microcarpa Callier
- Duschekia firma (Siebold & Zucc.) Pouzar
Photos
Photo: Michael Wolf, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Daderot, CC0, from Wikimedia Commons 
Photo: Daderot, CC0, from Wikimedia Commons 
Photo: Daderot, CC0, from Wikimedia Commons
More in Alnus
- Black alderAlnus glutinosaBetulaceae
- Grey alderAlnus incanaBetulaceae
- European green alderAlnus alnobetulaBetulaceae
- Red alderAlnus rubraBetulaceae
- Italian alderAlnus cordataBetulaceae
- Japanese alderAlnus japonicaBetulaceae
- Andean alderAlnus acuminataBetulaceae
- Nepal alderAlnus nepalensisBetulaceae
- Caucasian alderAlnus subcordataBetulaceae
- Seaside alderAlnus maritimaBetulaceae
- White alderAlnus rhombifoliaBetulaceae
- Formosan alderAlnus formosanaBetulaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0). About our plant data.