As classified in WFO snapshot
December 2023
latest classification for this taxon
species
Pyrrocoma rigida
This species name was first published in Bull. Torrey Bot. Club 27: 624 (1900)
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-0000060996.