Achillea millefolium subsp. sudetica, (Opiz) Weiss

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 : 163

(b) Subsp. sudetica (Opiz) Weiss in Koch, Syn. Deutsch. FI. ed. 3, 2: 1404 (1895)

( A. sudetica Opiz ):

Leaves velutinous-pubes- cent; ultimate segments of upper leaves linear. Involucre c. 5 x 3 mm; bracts with a dark brown to blackish margin. Ligules usually pink. 2л=54. Mountains of C. Europe.

Robust plants from C. & S.W. France have been called A. monticola Martrin-Donos , Pl. Crit. Tarn 31 (1862). They have 2л = 72. A. inundata Kondrat , in Wissjul., F7. RSS Ucr. 11: 553 (1962), from wet meadows in C. & S. Ukraine, may merit recognition. It is like 24(a) but has stems 60-100 cm; middle cauline leaves c. 7x1-5 cm, lanceolate, plane, deeply 2-pinnatifid; involucre 4-5 x c. 3 mm with pubescent bracts. It is perhaps an ecological variant of 25.