Taxonomy
- Taxonomic Rank
- Variety
- Author
- (Maguire ex Cronquist) S.L.Welsh
- Publication
- Rhodora 95(883-884): 398 (1993): (1993)
Superior Taxa
- Kingdom
- Plantae
- Subkingdom
- Pteridobiotina
- Phylum
- Angiosperms
- Order
- Asterales
- Family
- Asteraceae
- Subfamily
- Asteroideae
- Tribe
- Astereae
- Subtribe
- Conyzinae
- Genus
- Erigeron
- Species
- Erigeron sionis