Accepted name

Swertia perennis subsp. perennis

Accepted names in other sources

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

Swertia perennis subsp. perennis

Pladias database (previous version 2014-2020)

Swertia perennis subsp. perennis

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

Swertia perennis subsp. perennis

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

Swertia perennis