No author No year - Ten. (1933). In: Fl. Nap. 1, Prodr.: 16 (1811) Et Ex Murb., Lunds Univ. Arsskrift, n.f. 29: No. 2 (Monogr. Verbascum) 95, Descr. Ampl.
There is no corrections for Verbascum niveum subsp. niveum yet.