Trifolium aureum, Pollich

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 : 166

42. T. aureum Pollich , Hist. Pl. Palat. 2: 344 (1777)

( T. agrarium L. , nom. ambig., T. strepens Crantz , nom. illeg.).

Robust biennial; stems 15-30(-40) cm, many, erect and branched, usually appressed-hairy. Leaflets up to 15 mm, oblong-ovate or rhombic, widest near the middle, the terminal one nearly sessile. Stipules lanceolate-ovate, not dilated below. Peduncles up to 50 mm, stout, equalling or exceeding the leaves. Heads up to 16 mm, dense, many-flowered. Flowers nearly sessile. Upper calyx-teeth shorter than the upper limb of the calyx-tube; lower calyx-teeth 1 -2 times as long as the lower limb of the calyx-tube. Corolla 6-7 mm, golden-yellow; limb of standard obovate, sulcate. 2/7= 16. Thickets, margins of woods and clearings. Much of Europe, but absent from most of the extreme north, most of the west and the Mediterranean region. Al Au Be Bu Cz Da Fe Ga GeGrHeHoHsHuItJuNoPoRmRs (N, B, C, W, K, E) Su [Br].