Cortusa matthioli, 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 : 23

1. C. matthioli L. , Sp. Pl. 144 (1753) .

Plant 20-40 cm, pubescent and with ferruginous hairs throughout. Leaves 10-25 cm; petiole up to 17 cm. Lamina reniform to suborbicular, cordate at base, up to 12 cm wide, lobed to J of radius; lobes coarsely and irregularly dentate. Scape 15-35 cm. Bracts 5-15 mm, laciniate. Flowers 5-20. Calyx divided to J-way, lobes acute to acuminate. Corolla c. 1 cm, l |- 2 times as long as calyx, divided to |, purple-violet. Stamens included, apiculate. Style exserted. Capsule (4-)5-7(-9) mm. Seeds c. 40, polyhedral, with narrow wings on the angles. 2« = 24. Mountain woods and other damp places; calcicole. C. & E. Russia; mountains o f S.E. & S.C. Europe from Bulgaria and E. Carpathians to S. W. Alps. Au Bu Cz Ga Ge He It Ju Po Rm Rs (N, C, W, E).

Small plants from Ural, subglabrous and lacking ferruginous hairs, with dentate bracts, deeply lobed leaves and few-flowered umbels have been called C. altaica Losinsk. , Acta Inst. Bot. Acad. Sci. U RSS (Ser. 1) 3: 243 (1936), but they merge into and are not clearly separated from 1.