Hugueninia tanacetifolia subsp. tanacetifolia

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1964, Flora Europaea - Volume 1. Lycopodiaceae to Platanaceae, Cambridge University Press : 267

(a) Subsp. tanacetifolia :

Stem and lower surface of leaves grey-pubescent or glabrescent; segments of the lower leaves with 4-8(-10) pairs of teeth or lobes; pedicels 5-8 mm in fruit. S. W. Alps.