Jahn, R. & Schönfelder, P. 1995: Exkursionsflora für KretaMeikle, R.D. 1977: Flora of Cyprus 1
but modified and names used differing
1Pods not (or very indistinctly) articulated, strongly compressed laterally; flowers yellow
1'Pods distinctly articulated, not much compressed laterally; flowers yellow, whitish, pink, mauve or purplish
2Pods strongly curved, trigonal; flowers yellow, pink, mauve or purplish
2'Pods more or less straight, pentagonal; flowers whitish or pink