Filaginella uliginosa subsp. uliginosa

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 : 128

(a) Subsp. uliginosa :

Stem usually much-branched; branches divaricate, patent, the plant normally orbicular to ovate in outline. All clusters similar in size. Throughout the range of the species, except the S. part of U.S.S.R.