Alnus

From Latin alnus (“alder”).

Alnus f

1. A taxonomic genus within the family Betulaceae – alders and related trees.

• (genus): Eukaryota – superkingdom; Plantae – kingdom; Viridiplantae – subkingdom; Streptophyta – infrakingdom; Embryophyta – superphylum; Tracheophyta – phylum; Spermatophytina – subphylum; angiosperms, eudicots, core eudicots, rosids, fabids – clades; Fagales – order; Betulaceae – family; Betuloideae - subfamily

• (genus): Alnus subg. Alnobetula, Alnus subg. Alnus, Alnus subg. Clethropsis - subgenera
  • Alnus glutinosa (European alder) - type species; Alnus incana (grey alder), Alnus serrulata (hazel alder), Alnus viridis (green alder) - selected other species; for others see References.

• Alnus on Wikipedia.Wikipedia
• Alnus on Wikispecies.Wikispecies
• Category:Alnus on Wikimedia Commons.Wikimedia Commons
• Alnus at Integrated Taxonomic Information System.
• Alnus at National Center for Biotechnology Information
• “Alnus”, in Paleobiology Database, 2026
• Alnus at USDA Plants database
• Betuloideae at APWeb
• Alnus at Tropicos
• Alnus at Plants of the World Online