Genus Coreopsis L.

Possible synonym of Bidens L.


Summary
Genus number:
14101
Last updated:
6 January 2011
Family:
Asteraceae (alt. Compositae)
Subfamily:
Asteroideae
Tribe:
Coreopsideae
Accession count:

203 (125  active, 65  available) in National Plant Germplasm System
Comments:


Synonyms
Synonym(s)

Images (4 total. Click on image for more.)
Fruits

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References:
  1. Kim, S.-C. et al. 1996. Phylogenetic relationships of Coreopsis (Asteraceae) based on ITS sequences of nrDNA. Amer. J. Bot. 83(6S):167-168. Note: excludes African species to Bidens
  2. Kim, S.-C. et al. 1999. ITS sequences and phylogenetic relationships in Bidens and Coreopsis (Asteraceae). Syst. Bot. 24:480-493. Note: molecular data suggest that Bidens as currently recognized has been derived twice from within Coreopsis
  3. Kimball, R. T. & D. J. Crawford. 2004. Phylogeny of Coreopsideae (Asteraceae) using ITS sequences suggests lability in reproductive characters. Molec. Phylogenet. Evol. 33:127-139. DOI: 10.1016/j.ympev.2004.04.022. Note: Bidens and Coreopsis are not monophyletic
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomygenus?id=14101. Accessed 15 April 2026.