Scorzonera graminifolia, L.

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 : 319

7. S. graminifolia L. , Sp. Pl. 791 (1753).

Perennial or rarely biennial 10-50 cm, subglabrous to more or less arachnoid-tomentose especially at base of stems, leaves and capitula; rootstock vertical, slender, not fibrous at apex. Stems usually solitary, simple or sparingly branched, erect, densely leafy almost to the apex. Leaves 5-25 x 0- l-O-3(-O-5) cm, grass-like, flat, entire, subamplexicaul at base. Involucre 3O-5O(-7O) mm. Ligules 1-li times as long as involucre, pale yellow or whitish, usually purplish outside. Achenes 15-25 mm, cylindrical-ellipsoid, attenuate above, with weak, smooth ribs, glabrous. Pappus-hairs about as long as achene, plumose, dirty white. Dry places. • Spain and Portugal. Hs Lu.