Lactuca acanthifolia, (Willd.) Boiss.

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 : 329

2. L. acanthifolia (Willd.) Boiss. , FI. Or. 3: 818 (1875)

( L. amorgina Heldr. & Orph. ex Halácsy ).

Perennial. Rhizome large, covered with remains of leaves. Stem 30-100 cm, erect, striate, glabrous except for the arachnoid-Ianate base. Lower leaves very variable in shape, oblong-ovate or spathulate in outline, lobed or pinnatifid, rarely entire, petiolate; upper pinnatipartite, auriculate; all densely arachnoid-Ianate on the proximal side of petiole and sometimes on midrib, otherwise glabrous or subglabrous. Capitula subsessile in a spike-like panicle, solitary or in small fascicles. Involucral bracts lanate at apex. Ligules yellow. Achenes 8-9 mm; body oblong-lanceolate, 5- to 7-ribbed, yellowish-brown; beak | as long as to as long as body. 2n = 18. Shady rocks. S. Aegean region. Cr Gr.