Hieracium caespitosum, Dumort.

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 : 373

38. H. caespitosum Dumort. , FI. Belg. 62 (1827)

( H. pratense Tausch ).

Rosette-leaves (35-)50-200 x 7-25 mm, oblanceolate or oblong-spathulate, acute or obtuse, long-attenuate at base, entire or rarely minutely denticulate, with more or less numerous, long simple eglandular hairs. Flowering stems (20-)30-50(-80) cm, with sparse stellate hairs, numerous, unequal simple eglandular hairs and few, short glandular hairs, with 1-3 leaves like those of the rosette or bract-like. Inflorescence cymose-corymbose; capitula 3-50. Involucral bracts (5-)7-9 x 1-1 -25 mm, linear-lanceolate, usually obtuse, with sparse stellate hairs, numerous simple eglandular hairs and numerous, shorter, dark glandular hairs. Ligules pale yellow. 2n = 18, 27, 36, 45. N., C. & E. Europe. Au Bu Cz Fe Ga Ge Gr He Hu Ju No Po Rm Rs (N, B, C, W) Su [Be Br Da Ho].

1 Simple eglandular hairs of involucre mostly less than 1 mm; stolons usually underground, rarely above ground and then very short (c) subsp. brevipilum

1 Simple eglandular hairs of involucre mostly more than 1 mm; stolons above ground, obviously leafy

2 Involucre dark, the bracts with only a narrow, pale margin; leaves green (a) subsp. caespitosum

2 Involucre pale, the bracts with a broad, pale margin; leaves slightly glaucous (b) subsp.colliniforme