⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-115166, with some changes.
This name is a synonym of Coreopsis grandiflora Hogg ex Sweet.
The record derives from TICA which reports it as a synonym (record CA7BF6FE-5C81-418B-8CA3-BB84CB93E84B) with original publication details: Brittonia 6 341 1948.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:293416-2.