Andryala 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 : 358

180. Andryala L. 1

Annual to perennial herbs. Stems usually solitary, rarely numerous. Leaves entire to pinnatisect; cauline few to numerous, often more or less amplexicaul. Capitula usually few to numerous, rarely solitary. Involucral bracts in 2 to several rows. Receptacle pitted, the margins of the pits laciniate-dentate and with cilia which are often longer than the subtending achenes, sometimes with scales enfolding some or all the florets. Ligules yellow, the outer sometimes with a reddish stripe on outer face. Achenes oblong or obconical, truncate (rarely with a disc) at apex, with 8-10 prominent ribs; pappus of greyish hairs, falling entire. 1 Capitulum l(-2)

2 Involucre with at least some glandular hairs; receptacular scales absent 4. agardhii

2 Involucre without glandular hairs; receptacle with laciniate scales enfolding the florets 5. levitomentosa

1 Capitula more than 3

3 Involucre without glandular hairs 3. ragusina

3 Involucre with numerous glandular hairs

4 Involucre 7-11 x 5-10 mm 1. integrifolia

4 Involucre 10-13 x 12-15 mm 2. laxiflora