Erigeron flabellifolius Rydb.

Montana: Park County: [locality and coordinates withheld; status in Montana: S3 (Rare; MTNHP)],
Slides or open rocky or gravelly exposed sites. Associated with E. compositus, Physaria, Draba incerta, Phacelia hastata. Locally very common. Leaf tissue was collected from this specimen for DNA extraction, by Joseph Kleinkopf of the UNM Herbarium, for a study on species relationships in Erigeron (Asteraceae: Astereae). July 2, 2024. Phenology: Flowers & Fruits.

Klaus H. Lackschewitz 9397, Jul 30, 1980
WTU, Accession: 287572, Barcode: WTU-V-092832