As classified in WFO snapshot
December 2022
Warning: older classification
form
Swertia tetrapetala f. impunctata
H.Sato & Hideki Takah.
This form name was first published in J. Phytogeogr. Taxon. 61: 104 (2014)
This form name has been reclassified since this snapshot. Its current preferred usage is a synonym .