Taxonomy
- Taxonomic Rank
- Variety
- Author
- (Bigelow) Torr.
Superior Taxa
- Kingdom
- Plantae
- Subkingdom
- Pteridobiotina
- Phylum
- Angiosperms
- Order
- Asterales
- Family
- Asteraceae
- Subfamily
- Asteroideae
- Tribe
- Eupatorieae
- Subtribe
- Eupatoriinae
- Genus
- Eupatorium
- Species
- Eupatorium rotundifolium