Rhinanthus borbasii subsp. borbasii

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 279

(a) Subsp. borbasii :

Leaves more or less patent. Corolla c. 20 mm. • S.E. part of C. Europe, from E. Austria to C. Romania. Ecotypic variants:

Autumnal: Fistularia goniotricha var. interfoliata Borbâs , Balaton Növenyföldr. 379 (1900).

Aestival: Rhinanthus major subsp. rapaicsianus Soó , Feddes Repert. 26: 201 (1929).

Vernal: type of the subspecies.