Eriogonum subalpinum Greene var. arachnoideum Gand.

Montana: Gallatin County: Above Fort Ellis. 4 miles east of Bozeman.
45.66621° N, 110.973625° W,
Datum: WGS 84. Uncertainty: 1394 meters. Coordinate Source: Digital Map.
Dry rocky hillsides. Phenology: Flowers. Type specimen (basionym and designation not recorded).

J. W. Blankinship s.n., Jun 24, 1900
MONT, Accession: 11930

Eriogonum subalpinum Greene var. stenophyllum Gand.

Montana: Gallatin County: Spanish Basin. Elev. 1981 m.
Isotype. isotype.

P. A. Rydberg s.n., 23 Jun 1897
With E. A. Bessey
NY, Barcode: 00323565

Eriogonum subalpinum Greene var. stenophyllum

Montana: Gallatin: Spanish Basin. Elev. 6500 ft
45.498327° N, 111.333246° W,
Datum: WGS84. Coordinate Source: GeoLocate.
Isotype. Bull. Soc. Bot. Belgique 42:197. 1906. Now considered a synonym of Eriogonum umbellatum var. majus. Https://intermountainbiota.org/portal/collections/individual/index.php?occid=30816969. Phenology: flowering. Isotype.

P.A. Rydberg 5335, Jun 23, 1897
With Ernst A. Bessey
WS, Catalog: 8309, WS001108