As classified in WFO snapshot
December 2023
latest classification for this taxon
species
Silphium perplexum
This species name was first published in Castanea 66(1-2): 188 (-189; fig. 12D- (2001)
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-0000012972.