Knautia basaltica, Chassagne & Szabo

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1976, Flora Europaea. Volume 4. Plantaginaceae to Compositae (and Rubiaceae), Cambridge University Press : 63

8. K. basaltica Chassagne & Szabó , Bot. Közl. 31: 129 (1934).

Perennial; stock sympodial, with terminal flowering stems and lateral leaf-rosettes. Stem 45-75 cm, with fewer than 5 capitula; lower internodes short, glabrous, shining; upper internodes hirsute; peduncles eglandular. Leaves subcoriaceous, somewhat shining, brown when dry, elliptic-lanceolate, dentate, cuspidate, undivided, glabrous except for some yellowish setae on basal rosette-leaves and ciliate margin; lower cauline 5-7 times as long as wide, petiolate; middle cauline shorter, subcordate, amplexicaul. Capitula 3-5 cm in diameter. Calyx patelliform, 8- to 11- awned. Corolla bluish-lilac. 2л = 20. Grassland; calcifuge. • Mountains of S.C. France. Ga.