Melampyrum

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 : 255

Sect. Melampyrum . Flowers in lax, more or less secund spikes or racemes; bracts not concealing the inflorescence-axis. Leaves often shortly petiolate.