| Alnus incana | |
|---|---|
| |
| Leaves of speckled alder | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Fagales |
| Family: | Betulaceae |
| Genus: | Alnus |
| Subgenus: | Alnus subg. Alnus |
| Species: | A. incana
|
| Binomial name | |
| Alnus incana | |
| |
| Range map | |
Alnus incana, the grey alder, tag alder or speckled alder, is a species of multi-stemmed, shrubby tree in the birch family, with a wide range across the cooler parts of the Northern Hemisphere. Tolerant of wetter soils, it can slowly spread with runners and is a common sight in swamps and wetlands.
- ^ Shaw, K.; Roy, S. & Wilson, B. (2014). "Alnus incana". The IUCN Red List of Threatened Species. 208. IUCN. e.T63517A3125479. doi:10.2305/IUCN.UK.2014-3.RLTS.T63517A3125479.en.
- ^ Flora of North America 2009.