References

For Raphanus

Al-Shehbaz, I.A. 1985b. The genera of Brassiceae (Cruciferae; Brassicaceae) in the southeastern United States. J. Arnold Arb. 66: 279-351. Google Scholar

Rollins, R.C. 1993. The Cruciferae of continental North America: systematics of the mustard family from the Arctic to Panama. Stanford Univ. Press, Stanford, CA. 976 pp. Google Scholar

Stace, C. 2010. New flora of the British Isles, third edition. Cambridge Univ. Press, Cambridge. 1232 pp. Google Scholar

Warwick, S.I. 2010e. Raphanus. In Flora of North America Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7, Magnoliophyta: Brassicaceae to Salicaceae. Oxford Univ. Press, New York, NY. 797 pp. Google Scholar