Hieracium hoppeanum, Schultes

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 : 366-367

2. H. hoppeanum Schultes , Österreichs FI. ed. 2, 2: 428 (1814).

Stolons few, very short, stout, with large crowded leaves. Rosette-leaves rather numerous, oblanceolate to oblong, with long, white simple eglandular hairs on both surfaces and the margin, and dense stellate hairs beneath and rarely also above. Scapes up to 40 cm, each with a single capitulum, with rather numerous simple eglandular and dense glandular hairs. Involucral bracts (6-)ll-14x 1-4 mm, the outer ovate, the inner sometimes lanceolate, abruptly narrowed to a subacute or obtuse apex, with 0 to numerous simple eglandular hairs, 0 to numerous glandular hairs, and dense stellate hairs. Ligules yellow, the outer usually with a dark red stripe on outer face. 2«= 18, 45. C. & S. Europe from Switzerland and Sicilia eastwards, mainly in the mountains. Al Au Bu Cz Ge Gr He Hu It Ju Po Rm Rs (K) Si Tu.

1 Leaves with dense stellate hairs above (e) subsp. cilicicum 1 Leaves without stellate hairs above 2 Involucre with numerous simple eglandular hairs, without or with few glandular hairs 3 Involucral bracts (8—)11—14 x 2-4 mm, ± ovate, the margins pale and without hairs (a) subsp. hoppeanum 3 Involucral bracts 9-12 x 1-5-3 mm, lanceolate or narrowly ovate, the margins not pale and with numerous hairs

(b) subsp. pilisquamum 2 Involucre with numerous glandular hairs, without or with few simple eglandular hairs 4 Involucral bracts 10-12 x 1-5-2-5 mm, with unequal glandular hairs which are often dark throughout their length

(c) subsp. testimoniale 4 Involucral bracts 6-10 x 1-3-2 mm, with short glandular hairs which are usually dark only at the base

(d) subsp. troicum