As classified in WFO snapshot
May 2019
Warning: older classification
variety
Trifolium longipes var. rusbyi
This variety name was first published in Man. Pl. Colorado : 641 (1954)
At the time of this classification snapshot, this variety 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-0000181776.