External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:233318-2
- Publication
- Manual of the Flowering Plants of California
- Collation
- 1154
- Family as entered in IPNI
- Asteraceae
Links
- Nomenclatural link
- Senecio stygius Greene, Leafl. Bot. Observ. Crit. 2: 21 (1909).
- Same citation as
- Senecio ionophyllus var. stygius Jeps.