Erigeron porsildii Nesom & Murr.
Annotated by B.A. Bennett. Remarks: W.J. Cody, 2001

Yukon Territory: Kluane National Park, route to Martha Black Peak.
60.6833°, -137.55°
Flower blue. Originally identified as E. caespitosus by P. Caswell. Revised to E. grandiflorus ssp. arcticus by B.A. Bennett. W.J. Cody confirmed 2001. Revised to the new name E. porsildii by D.F. Murray 2005. E. porsildii is a synonym of E. grandiflorus ssp. arcticus. 3 duplicates.

P.P. Caswell PPC-2000-Y-361, August 2, 2000
BABY, Accession: BABY-02807, Genetic barcoding: CCDB-23389-F3