External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:967531-1
- Species Name
- Erigeron petrophilus Greene, Pittonia 1(5): 218 (1888).
- Publication
- Phytologia; Designed to Expedite Botanical Publication. New York
- Collation
- 72(3): 198
- Date of Publication
- 27 May 1992
- Family as entered in IPNI
- Asteraceae