Primula auricula, 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 : 19

28. P. auricula L. , Sp. Pl. 143 (1753).

Longest leaves 1 - 5-12 x 1-6 cm, suborbicular to lanceolate, usually obovate, with or without farina on margins and surface, entire to dentate, fleshy, the surface glabrous or with scattered short glandular hairs; margin narrowly cartilaginous, puberulent, the hairs 0-05- 0-5 mm, glandular, pale. Scape 1 -16 cm, 2- to 30-flowered, often farinose. Bracts 1-8 mm, ovate to transversely ovate, more or less scarious. Pedicels 2-20 mm. Calyx 3-7- 5 mm, usually farinose. Corolla deep yellow, white-farinose at the throat. 2« = 62, 63, 64, 65, 66. Rock-crevices or wet alpine grassland. • Alps, Carpathians, Appennini. Au Cz Ga Ge He Hu It Ju Po Rm.

Size, leaf-shape, indumentum, dentation, farina and odour vary, occasionally even within a single population; it is therefore difficult to delimit subspecies.