Accepted name

Galeopsis ×ludwigii Hausskn.

Accepted names in other sources

Key to the flora of the Czech Republic, 2nd edition (Kaplan et al. 2019)

Galeopsis ×ludwigii

Pladias database (previous version 2014-2020)

Galeopsis ×ludwigii

Checklist of vascular plants of the Czech Republic (Danihelka et al. 2012)

Galeopsis ×ludwigii

Key to the flora of the Czech Republic, 1st edition (Kubát et al. 2002)

Galeopsis bifida × G. tetrahit