Astragalus incanus, L.

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 : 122

112. A. incanus L. , Syst. Nat. ed. 10, 2: 1175 (1759).

Acaulescent, with branched stock. Leaves 4-10 cm; leaflets 6—10(—14) pairs, 5-9 x 1-5-5 mm, elliptical or oblong to suborbicular, more or less densely appressed-hairy and silvery beneath, usually less densely so and green above. Peduncles about equalling or slightly longer than leaves; racemes subglobose to ovoid, with 6-20 flowers; bracts 2-7 mm, linear-lanceolate. Calyx 7-11 mm, appressed-hairy, the teeth c. | as long as tube. Corolla whitish to purple; standard 19-24 mm. Legume 10-25x4-8 mm, inflatedoblong to oblong-cylindrical, straight or slightly curved, appressed-hairy. 2n—\6. S.fK. Europe.?B1 Ga Hs.

1 Legume less than 5 mm wide, cylindrical 2 Legume 15-20 mm, not spotted; leaflets acute

(a) subsp. incanus 2 Legume 20-25 mm, purple-spotted; leaflets obtuse and

mucronate (b) subsp. incurvus 1 Legume more than 5 mm wide, inflated-oblong 3 Legume 15-20 mm; leaflets obtuse or emarginate

(c) subsp. nummularioides 3 Legume 10-15 mm; leaflets mucronate (d) subsp. macrorhizus