Phyteuma humile, Schleicher ex Gaudin

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 : 98

21. P. humile Schleicher ex Gaudin in Murith, Guide Bot. Valais 84 (1810).

Stem 1-13 cm, erect, glabrous. Basal leaves 10-60x 2-4 mm, numerous, linear but slightly widened towards the apex, more or less entire; cauline leaves narrowly linear, widened towards the apex, often with a few acute teeth near the base; all leaves glabrous, shiny when dry, the upper reaching or exceeding the inflorescence. Inflorescence 1 - 5-3 cm in diameter, globose. Outer bracts ovate, often serrate, long-acuminate, as long as or longer than the inflorescence, usually shortly and densely hairy at the margins. Corolla dark blue-violet, strongly curved in bud. Stigmas 3. 2л = 28. Rocks and stonypastures', calcifuge. • S. W. & W.C. Alps, from 6° 45' to 8° E.?Ga He It.