Cyanus segetum Hill

First published in Herb. Brit. 1: 82 (1769)
This name is a synonym of Centaurea cyanus

POWO follows these authorities in synonymising this name:

  • Ghazanfar, S.A., Edmondson, J.R. & Hind, D.J.N. (eds.) (2019). Flora of Iraq 6: 1-458. Ministry of Agriculture & Agrarian Reform, Baghdad. [Cited as Centaurea cyanus.]
  • Stace, C. (2019). New Flora of the British Isles ed. 4: 1-1266. C & M Floristics. [Cited as Centaurea cyanus.]

This name was accepted following an alternative taxonomy by these authorities:

  • GCC (2011). Global Compositae Checklist [Cited as Cyanus segetum.]
  • Retief, E. & Meyer, N.L. (2017). Plants of the Free State inventory and identification guide. Strelitzia 38: 1-1236. National Botanical Institute, Pretoria. [Cited as Cyanus segetum.]
  • Wu, Z. & Raven, P.H. (eds.) (2011). Asteraceae. Flora of China 20-21: 1-992. Science Press (Beijing) & Missouri Botanical Garden Press (St. Louis). [Cited as Cyanus segetum.]
  • von Raab-Straube, E. (ed.) (2011). Compositae. Euro+Med Plantbase. The Euro+Med PlantBase - the information resource for Euro-Mediterranean plant diversity [Cited as Cyanus segetum.]

Other Data

Other Kew resources that provide information on this taxon:


  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at and
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants.