As classified in WFO snapshot
December 2024
Warning: older classification
subspecies
Crepis rigescens subsp. lignescens
This subspecies name was first published in in Univ. Calif. Publ. Bot. 21-22: 643. 1947
At the time of this classification snapshot, this subspecies 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-1200066781.