Erigeron compositus Pursh var. petraeus J.F. Macbr. & Payson

Idaho: Blaine County: Lost River Mts., near Clyde. Elev. 2896 m.
Rocky alpine meadow. Isotype. isotype.

J. F. Macbride s.n., 10 Jul 1916
With E. B. Payson
NY, Barcode: 00168431

Erigeron compositus Pursh var. petraeus J.F.Macbr. & Payson

Idaho: Blaine County: Lost River Mtns, near Clyde. Elev. 9500 ft.
Rocky alpine meadow; limestone area. Phenology: Fruiting. Isotype: Erigeron compositus Pursh var. petraeus J.F.Macbr. & Payson. Published 1917. Contr. Gray Herb. 49: 76. 1917.

J. Francis Macbride 3140, Jul 10, 1916
With Edwin B. Payson.
RM, Accession: 84992, Barcode: RM0000987