Alyssum sibiricum, Willd.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1964, Flora Europaea - Volume 1. Lycopodiaceae to Platanaceae, Cambridge University Press : 304

54. A. sibiricum Willd. , Sp. Pl. 3 (1): 465 (1800)

( A.sujfrutescens (Boiss.) Halâcsy , A. montanum subsp. epirotium (Baumg.) Hayek ).

Perennial 5-20 cm, erect or procumbent, stout and woody at base, with non-flowering rosettes or short stems. Basal leaves up to 7(—15) x 3-5 mm, spathulate, grey-green to white; cauline oblanceolate to suborbicular, grey-green, the largest near the apex of the stem; hairs with unequal, often patent, rays up to 1-5 mm long. Sepals 1-1-5 mm; petals 2-2-5 mm. Silicula 3 -4 x 2 - 3-5 mm, broadly obovate, obtuse or emarginate, grey; hairs 0-4- 0-7 mm in diameter, with 10-14 unequal rays; valves asymmetrically inflated; style 0-8-1-1 mm. Seeds c. 1-5 mm, not winged. S.E. Europe. Al Bu G r Ju Rs (K) Tu.