Alnus rubra 

Betulaceae
落葉性 木
ネイティブ 北アメリカ
 My Weeds™
30+
US Bureau of Land Management Public Domain Wikimedia Commons



US Bureau of Land Management Public Domain Wikimedia Commons
Walter Siegmund CC BY-SA 3.0 Wikimedia Commons
Luke McGuff CC BY-SA 2.0 Flickr
Scott Loarie CC BY 2.0 Flickr
Walter Siegmund CC BY 2.5 Wikimedia Commons
Luke McGuff CC BY-ND 2.0 Flickr
Tom Brandt CC BY 2.0 Flickr
Walter Siegmund CC BY-SA 3.0 Wikimedia Commons
Walter Siegmund CC BY-SA 3.0 Wikimedia Commons
Wing-Chi Poon CC BY-SA 3.0 Wikimedia Commons
Luke McGuff CC BY-ND 2.0 Flickr
Luke McGuff CC BY-ND 2.0 Flickr
Luke McGuff CC BY-ND 2.0 Flickr
Noël Zia Lee CC BY 2.0 Flickr
Luke McGuff CC BY-ND 2.0 Flickr
Miguel Vieira CC BY 2.0 Flickr
Scott Loarie CC BY 2.0 Flickr
Scott Loarie CC BY 2.0 Flickr
Luke McGuff CC BY-ND 2.0 Flickr
Peter Stevens CC BY 2.0 Flickr
GBNNSS © Crown Copyright GB Non-Native Species Secretariat
GBNNSS © Crown Copyright GB Non-Native Species Secretariat
GBNNSS © Crown Copyright GB Non-Native Species Secretariat
GBNNSS © Crown Copyright GB Non-Native Species Secretariat
GBNNSS © Crown Copyright GB Non-Native Species Secretariat
Catie Clune CC BY 4.0 iNaturalist
Don Loarie CC BY 4.0 iNaturalist
Jeffrey Lee CC BY 4.0 iNaturalist
Jesse Rorabaugh Public Domain iNaturalist
Jesse Rorabaugh Public Domain iNaturalist
Jesse Rorabaugh Public Domain iNaturalist
Ryan McMinds CC BY 4.0 iNaturalist
Ryan McMinds CC BY 4.0 iNaturalist
Randal aka Rambryum Public Domain iNaturalist Canada
Sky aka Skyjay CC BY 4.0 iNaturalist Canada
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10,000+ weeds