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Taxon: Cladrastis kentukea (Dum. Cours.) Rudd

Genus: Cladrastis
Family: Fabaceae (alt.Leguminosae)
Subfamily: Faboideae
Tribe: Sophoreae
Nomen number: 50020
Place of publication: Phytologia 21:327. 1971 "kentuckea"
Link to protologue:
Name Verified on: 05-May-2010 by ARS Systematic Botanists.
Accessions: 16 (13 active, 3 available) in National Plant Germplasm System (Map)

Autonyms (not in current use), synonyms and invalid designations:

(≡ homotypic synonym, = heterotypic synonym, - autonym, I invalid designation)

Common names:

Economic Importance:

  • Environmental: ornamental (as C. lutea)

Distributional Range:


    Northern America
    • NORTHEASTERN U.S.A.: United States [Indiana (s.)]
    • NORTH-CENTRAL U.S.A.: United States [Illinois (s.), Missouri (s.), Oklahoma]
    • SOUTHEASTERN U.S.A.: United States [Alabama (w.-c.), Arkansas, Georgia (n.), Kentucky, North Carolina (w.), South Carolina (n.w.), Tennessee]

    Cultivated (also cult.)


  1. Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) URL: www.skud.info
  2. Andrews, S. 1999. Notes from the RHS Nomenclature Panel: 2. Cladrastis kentukea, the correct name for C. lutea, the yellowwood. New Plantsman 6:99-100.
  3. Duly, M. L. & M. A. Vincent. 2003. A synopsis of the genus Cladrastis (Leguminosae). Rhodora 105:221-226.
  4. Erhardt, W. et al. 2000. Zander: Handwörterbuch der Pflanzennamen, 16. Auflage Note: = Cladrastis lutea (F. Michx.) K. Koch
  5. Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage Note: = Cladrastis lutea
  6. Isely, D. 1981. Leguminosae of the United States. III. Subfamily Papilionoideae: tribes Sophoreae, Podalyrieae, and Loteae. Mem. New York Bot. Gard. 25(3):21. Note: = Cladrastis lutea (F. Michx.) K. Koch
  7. Little, E. L., Jr. 1979. Checklist of United States trees, Agric. Handb. 541
  8. Meyer, F. G. et al. 1994. A catalog of cultivated woody plants of the southeastern United States
  9. Radford, A. E. et al., eds. 1980-. Vascular flora of the southeastern United States. Note: = Cladrastis lutea (F. Michx.) K. Koch
  10. Robertson, K. R. 1977. Cladrastis: the yellow-woods. Arnoldia (Jamaica Plain) 37:137-150. Note: = Cladrastis lutea (F. Michx.) K. Koch
  11. Spongberg, S. A. & J.-S. Ma. 1997. Cladrastis (Leguminosae subfamily Faboideae tribe Sophoreae): a historic and taxonomic overview. Int. Dendrol. Soc. Year Book 27-35.
  12. Walters, S. M. et al., eds. 1986-2000. European garden flora.
  13. Wofford, B. E. Database of Tennessee vascular plants (on-line resource). URL: https://herbarium.utk.edu/vascular/vascular-database.php?CategoryID=Dicots&FamilyID=Fabaceae&GenusID=Cladrastis&SpeciesID=kentukea target='_blank'
  14. Yakovlev, G. P. 1975. Rody triby Sophoreae (Bronn) DC. (sem. Fabaceae) flory SSR (Tribus Sophoreae (Bronn) DC. (Fabaceae) genera florae URSS). Novosti Sist. Vyssh. Rast. 12:227.
  15. 2018. Oklahoma vascular plant database

Check other web resources for Cladrastis kentukea (Dum. Cours.) Rudd :

  • PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
  • BONAP North American Plant Atlas of the Biota of North America Program:
  • TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
  • ILDIS: International Legume Database & Information Service
  • ICRA: International Cultivar Registration Authority (on-line resource). for Cladrastis kentukea cultivars
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.
  • PubAg: USDA's National Agricultural Library database of full-text journal articles and citations on the agricultural sciences.


  • Fruit: U.S. National Seed Herbarium image
  • Seed: U.S. National Seed Herbarium image

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2020. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?50020. Accessed 17 February 2020.