Lappula squarrosa, (Retz.) Dumort.

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 118

5. L. squarrosa (Retz.) Dumort. , FZ. Belg. 40 (1827).

Annual or biennial, with sparse to dense, patent or erecto-patent as well as appressed hairs. Stem 10-70 cm, erect, often branched. Leaves 20-70 x 3-10 mm, oblong to linear-lanceolate, sessile or the lower shortly petiolate. Pedicels up to 4 mm, erect. Calyx 1- 5—3 mm in flower, 4—5 mm in fruit. Corolla c. 4 mm; limb 2-4 mm in diameter, almost rotate, pale blue. Nutlets 2-5- 4 mm, flattened-ovoid-trigonous; upper surface minutely tuberculate; margin with 2-3 rows of giochidia which are usually dilated and flattened at the base. 2« = 48. M ost o f Europe except the extreme north and west, but probably only naturalized in the north. Al Au?B1 Bu Cz Ga Gr He Hs Hu It Ju Rm Rs (C, W, K, E) Su Tu [Da Fe *Ge Ho No Po Rs (N, B)].