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''Alnus alnobetula'' is a common tree widespread across much of Europe, Asia, and North America.〔(Kew World Checklist of Selected Plant Families )〕 Many sources refer to it as ''Alnus viridis'', but botanically this is considered an illegitimate name synonymous with ''Alnus alnobetula'' subsp. ''fruticosa''.〔Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew. 〕 ;Subspecies #''Alnus alnobetula'' subsp. ''alnobetula'' - Europe; naturalized in New Zealand #''Alnus alnobetula'' subsp. ''fruticosa'' (Rupr.) Raus - Siberia, Russian Far East, northern China, Alaska, Yukon, Northwest Territories, British Columbia, Saskatchewan, Washington, Oregon, California #''Alnus alnobetula'' subsp. ''crispa'' (Aiton) Raus - Greenland, Canada, northeastern United States as far south as North Carolina #''Alnus alnobetula'' subsp. ''sinuata'' (Regel) Raus - Russian Far East, northeastern China, Japan, northwestern North America from the Aleutians east to Northwest Territories and south to California and Wyoming #''Alnus alnobetula'' subsp. ''suaveolens'' (Req.) Lambinon & Kerguélen - Corsica ==See also== *Alnus viridis 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Alnus alnobetula」の詳細全文を読む スポンサード リンク
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