Umbilicaria muehlenbergii (Ach.) Tuck.
Annotated by unknown, 23 Aug 1978. Remarks: Former nature_of_id: legacy.

Yukon Territory: Watson Lake Area: Conglomerate Creek. 36.4 km S of Hyland River crossing on Hwy. 10 between Watson Lake & Tungsten. Elev. 840-840
61.183333° N, 128.316667° W,
Datum: unknown. Coordinate Source: Specimen label. not recorded. unverified.
Along river on conglomerate boulders & on sand. Orthothecium chryseum & Hygrohypnum polare common with Betula shrubs Picea trees and cladina in uplands. Http://arctos.database.museum/guid/UAMb:Herb:19274.

unknown 23871, 1978-08-23
With Dale H. Vitt
ALA, Catalog: UAMb:Herb:19274, ALAAC=79172