Asperugo L.

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 : 110

27. Asperugo L. 2

Annuals. Flowers solitary and axillary, or in axillary pairs. Calyx lobed almost to the base, the lobes leaf-like, dentate, accrescent and deflate in fruit to form a 2-lipped covering round the nutlets. Corolla purple or violet, infundibuliform, with 5 short scales in the throat. Stamens included, inserted in middle of tube. Style included; stigma capitate. Nutlets ovate, laterally compressed, attached to receptacle for only a part of their length at the margin.