Stellaria longipes Goldie ssp. altocaulis (Hultén) C.L. Hitchc.
Annotated by Peter Lesica, Mar 2006.

Montana: Madison County: Old Hollowtop; near Pony. Elev. 9000 ft.
45.6121482° N, 112.0088757° W
Coordinate Source: USGS-website.
C. C. Chinnappa from Department of Biology, University of Calgary. Two determinations given by P. A. Rydberg: "Alsine laeta" and "Stellaria longipes laeta". Used Hollowtop Mountain for lat/long. No county listed on label, got Madison Co. from USGS website. New York Botanical Garden, Exploration of Montana and Yellowstone Park. Phenology: Flowers and Fruits.

P. A. Rydberg 4006, Jul 9, 1897
With Ernst A. Bessey
MONTU, Accession: 3027