Hieracium alatum

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 : 383

106. H. alatum group. Stems 20-80 cm, with few to numerous simple eglandular hairs throughout and stellate and glandular hairs above. Leaves with simple eglandular hairs especially on the midrib beneath, margin and petiole, sometimes glabrescent above, sometimes with few to numerous stellate hairs beneath or on both surfaces; basal few, 30-120 x 15-40 mm, obovate, oblanceolate, ovate or elliptical, obtuse to acute, denticulate to more or less dentate, narrowed into a winged petiole; cauline 1-8, large, the lower like the basal, petiolate, the upper ovate to lanceolate, more or less amplexicaul. Capitula (l-)2-20(-25); peduncles with dense stellate hairs, numerous glandular hairs and few to numerous simple eglandular hairs. Involucre 10-15 x 10-15 mm; bracts long-acute or acuminate, with few to numerous unequal glandular hairs, few to numerous simple eglandular hairs and few to numerous stellate hairs. Ligules with short simple eglandular hairs at apex. Stigmas usually discoloured. Achenes 3-5-4 mm. 2л= 27, 36. • W. Europe. Br Fa Ga Hb He Hs Is It.

Included species:

H. alatum Lapeyr. , Hist. Abr. Pyr. 478 (1813). S. W. France. Ga.

H. anglicum Fries , Nova Acta Reg. Soc. Sci. Upsal. 14: 93 (1848) ( H. perampliforme Dahlst. ). 2л = 36. Br Fa Hb Is.

H. doronicoides Arvet-Touvet , Bull. Soc. Bot. Fr. 41: 340 (1894). E. Pyrenees. Ga Hs.

H. exaltatum Arvet-Touvet , Spicil. Rar. Nov. Hier., Suppl. 1: 41 (1886). E. Pyrenees. Ga Hs.

H. flocculosum Backh. , Monogr. Brit. Hier. 60 (1856). Br Hb.

H. iricum Fries , Nova Acta Reg. Soc. Sci. Upsal. 14: 60 (1848) ( H. peramplum Dahlst. ). Br Fa Hb.

H.kalsoense Dahlst. in Warming, Bot. Faeroes 2:645 (1903). Fa.

H. mesopolium Dahlst. , Ark. Bot. 3(10): 27 (1904). Is.

H. olivaceum Gren. & Godron , FI. Fr. 2: 361 (1851). Ga Hs.

H. soyerioides Arvet-Touvet & Gaut., Bull. Herb. Boiss. 5: 723 (1897). C. Pyrenees. Ga.

H. subluridum Arvet-Touvet , Addit. Monogr. Hier. 12 (1879). Ga Hs.

H. vogesiacum (Kirschleger) Fries , Nova Acta Reg. Soc. Sci. Upsal. 14: 59 (1848) ( H. mougeotii (Froelich ex Koch) Godron , nom. illegit.). 2л = 36. Ga He Hs It.