(Kalyz, and tame, a section or cut; calyx looks as if cut off). Leguminbsw. Low, spiny, divaricate shrubs: lvs.3-foliolate, deciduous: fls. papilio naceous, yellow, fascicled or in short racemes; ca] '1 truncate, obscurely denticulate. Four species in the Mediterranean region, of which two are sometimes cultivated; not hardy north. They prefer a sunny position and well-drained soil.