External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:77297104-1
- Publication
- Synoptical Flora of North America. New York
- Collation
- 1(2): 225
- Date of Publication
- Jul 1884
- Family as entered in IPNI
- Asteraceae
Remarks
Under Pluchea, Gray listed '§ 1. Berthelotia. Pappus of the … Berthelotia, DC. Prodr. v. 375.” Regarding the rank subgenus (vs. section): Gray (vol. 2, preface v) mentioned: “The characters of sections of genera, when of comparatively high rank, are designated by the sectional mark (§) and printed in the larger type; and those of first importance, such as may be termed subgenera, are distinguished by having a substantive name.' In this case, Berthelotia is a substantive