Abundance: 0.06 to 17.32% (median 0.89%)

Latitudinal range: 29.7° to 55.0°

Habitats: temperate broadleaf/mixed forest (8) only

Found in 8 samples

Denmark: Bolderslev Skov

Greece: Dadia-Lefkimi-Soufi (nest-sites)

India: Binsar Wildlife Sanctuary

Japan: Chichibu Mountains, University of Tokyo Hokkaido Forest, Ken-Marubi Lava Flow

United States: Central West Virginia, Yosemite National Park

See also Alnus firma, Alnus glutinosa, Alnus hirsuta, Alnus incana, Alnus nepalensis, Alnus rhombifolia, Alnus rugosa