Taxonomy
- Taxonomic Rank
- Variety
- Author
- (Torr. & A.Gray) Cronquist
- Publication
- Rhodora 47: 401 (1945)
Superior Taxa
- Kingdom
- Plantae
- Subkingdom
- Pteridobiotina
- Phylum
- Angiosperms
- Order
- Asterales
- Family
- Asteraceae
- Subfamily
- Asteroideae
- Tribe
- Heliantheae
- Subtribe
- Rudbeckiinae
- Genus
- Rudbeckia
- Species
- Rudbeckia grandiflora