Machaeranthera riparia (Kunth) A.G.Jones
, Syst. Bot. 8: 85 (1983).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:148411-2
- Publication
- Systematic Botany; Quarterly Journal of the American Society of Plant Taxonomists
- Collation
- 8: 85
- Family as entered in IPNI
- Asteraceae