Publication: Phytologia. 77: 287. 1995.

Origin: Introduced from eastern North America

selected vouchers: WTU

Notes: See "A taxonomic revision of the genera Antennaria and Symphyotrichum (Asteraceae) in British Columbia, Canada, with additional perspectives on the role of taxonomy within the biological sciences" by Jamie Fenneman (https://open.library.ubc.ca/soa/cIRcle/collections/ubctheses/24/items/1.0378325) for additional information on the occurrence of this species in the Pacific Northwest.

References: (none)