External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:223700-2
- Publication
- Bulletin of the Torrey Botanical Club. New York
- Collation
- 28: 234
- Family as entered in IPNI
- Asteraceae
Type Information
- Distribution Of Types
- Wyoming (Northwestern U.S.A., Northern America)
Links
- Nomenclatural link
- Obeliscotheca ampla (A.Nelson) Nieuwl. & Lunell
- Nomenclatural link
- Rudbeckia laciniata subsp. ampla (A.Nelson) W.A.Weber, Phytologia 51: 375 (1982).
- Nomenclatural link
- Rudbeckia laciniata var. ampla (A.Nelson) Cronquist, Vasc. Pl. Pacif. N. W. [C.L. Hitchcock & al.] 5: 280 (1955).
- Nomenclatural link
- Obeliscotheca ampla Nieuwl. & Lunell, Amer. Midl. Naturalist 5: 62 (1917).
- Same citation as
- Rudbeckia ampla A.Nelson, Bull. Torrey Bot. Club 28(4): 234 (1901).