== Correct citation of this article ==
*Oyen, L.P.A., 2004. Cichorium endivia L. [Internet] Record from PROTA4UPROTA. Grubben, G.J.H. & Denton, O.A. (Editors). PROTA (Plant Resources of Tropical Africa / Ressources végétales de l’Afrique tropicale), Wageningen, Netherlands. <http://www.prota4u.org/search.asp>. Accessed 17 February 2014.
*See the [http://www.prota4u.org/protav8.asp?fr=1&h=M4&t=Cichorium,endivia&p=Cichorium%20endivia Prota4U] database