Calicotome Link

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1981, Flora Europaea. Volume 2. Rosaceae to Umbelliferae, Cambridge University Press : 86

10. Calicotome Link 2

Spiny shrubs; branches alternate. Leaves 3-foliolate, petiolate. Flowers axillary, solitary or in umbellate fascicles or ebracteate racemes. Calyx tubular, with 5 short teeth, but with the apical portion breaking away as the flower expands, leaving a cup-like remnant. Corolla yellow. Legume narrowly oblong, the sutures usually somewhat thickened. Seeds several, estrophiolate. Literature: W. Rothmaler, Bot. Jahrb. 74: 276-287 (1949).

Flowers mostly solitary; legume ±glabrous 1. spinosa Flowers mostly in fascicles of 2-15, or in ebracteate racemes; legumes villous or sericeous, sometimes sparsely so 2. villosa