As classified in WFO snapshot
December 2023
latest classification for this taxon
species
Amsonia rigida
This species name was first published in Fl. S.E. U.S. 1: 93 (1903)
At the time of this classification snapshot, this species name was accepted by WFO (placed as the accepted name of a taxon). Its description and other taxonomic data can be found on World Flora Online, id: wfo-0000967310.