Knautia arvensis subsp. pseudolongifolia (Szabó) O. Schwarz in Mitt. Thüring. Bot. Ges. 1: 118. 1949
Knautia arvensis subsp. pseudolongifolia in Mitt. Thüring. Bot. Ges. 1: 118. 1949
is new combination for Knautia arvensis var. pseudolongifolia in Math. Term. Közlem. 31: 244. 1911
Knautia arvensis subsp. pseudolongifolia in Mitt. Thüring. Bot. Ges. 1: 118. 1949