Anthemis gaudium-solis, Velen.

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 : 156

43. A. gaudium-solis Velen. , Fl. Bulg., Suppl. 1: 152 (1898).

Sparsely lanate, robust perennial. Stems 40-90 cm, 1-few, simple or with 2- 4 branches at or above middle. Leaves oblong, pinnatipartite; segments oblong-linear, deeply pectinate-dentate, the teeth or lobes ovate to linear-lanceolate, thickened and whitish- mucronate at apex; rhachis dentate. Capitula 40-50 mm in diameter; peduncles long. Involucral bracts without a dark margin, the outer lanceolate, subacute, the inner oblong-linear with scarious, obtuse apex. Ligules up to 12x 4-5 mm, deep yellow. Disc up to 20 mm in diameter. Receptacle hemispherical; scales oblong-linear, gradually acuminate, the acumen nearly as long as the scale. Achenes c. 2 mm, very narrowly winged at lateral angles, striate, with an entire hyaline corona c. 1 mm. • S. Bulgaria (E. Rodopi). Bu.