Foleyola billotii was first described by René Maire.[2] The individual flowers have purple petals and are spaced along the inflorescence.[3] Its growth habit is as a shrub. It grows in arid areas. The number of chromosomes is n=16.[4]
^Maire, Rene Charles (1925). "Foleyola billotii". Bulletin de la Société d'Histoire Naturelle de l'Afrique du Nord. 16: 90.
^Peltier, Jean-Paul. "Foleyola billotii". Plant biodiversity of south-western Morocco. Retrieved 11 December 2019.
^Warwick, S I; Black, L D; Anderson, J K (1993). Warwick, S I; Anderson, J K (eds.). "Chromosome numbers in the tribe Brassiceae (Cruciferae)". Guide to the Wild Germplasm of Brassica and Allied Crops. Part II. Chromosome Numbers in the Tribe Brassiceae (Cruciferae). Techn. Bull. Ottawa: Centre for Land and Biological Resources Research, Agriculture Canada: 4 - 10. {{cite journal}}: Cite journal requires |journal= (help)