External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:952507-1
- Species Name
- Machaeranthera canescens A.Gray, Smithsonian Contr. Knowl. 3(5): 89 (1852).
- Publication
- Phytologia; Designed to Expedite Botanical Publication. New York
- Collation
- 60(1): 78
- Date of Publication
- 1986
- Family as entered in IPNI
- Asteraceae