Hieracium calophyllum

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 : 390

152. H. calophyllum group ( H. gymnocephalum / prenanthoides ). Stems (30-)40-60(-70) cm, with dense, soft, white subpiumose hairs 4-6 mm, few glandular and no stellate hairs. Leaves 8-12(-16), 20-100 x 5-50 mm, all cauline, obtuse to acuminate, entire to denticulate, with more or less numerous simple eglandular or subpiumose hairs 2-4(-6) mm, the lower oblong-obovate, oblong or oblong-lanceolate, obtuse to acuminate, subpetiolate, the remainder more or less panduriform to ovate, subcordate, semiamplexicaul. Capitula (2-)5-10(-20) in a lax panicle; peduncles with stellate hairs, more or less numerous glandular hairs and few simple eglandular hairs. Involucre 10-12x 9-11 mm; bracts broadly linear-lanceolate, more or less acute, with few stellate hairs, numerous glandular hairs and simple eglandular hairs 2-2- 5 mm. Ligules with simple eglandular hairs at apex. Stigmas more or less yellow. Achenes pale to reddish-brown. © 5. W. Jugoslavia. Ju.

Included species:

H. calophyllum Uechtr. , Österr. Bot. Zeitschr. 24: 106 (1874). Ju.