Oxytropis arctobia Bunge
[= Oxytropis nigrescens var. uniflora]
Annotated by B.A. Bennett, December 2012.

Yukon Territory: South Canol Road, ~km 15, Big Salmon Range. Elev. 1588 m
60.57073°, -133.12367°
On summits of mountain with limestone bedrock growing with lichens including Cladina rangifera, Alectoria ochroleuca, with Dryas cf octopetala, Antennaria cf alpina, Salix pulchra, and Festuca altaica. Keys to O. nigrescens var. uniflora by Welsh (2001). Flowers purple, mainly 1, some 2, rarely 3. Leaves pubescent with white hairs, pods 17-25 mm X 4.5-8 mm with white and black hairs. Loosely cespitose. Common. CAN

B.A. Bennett 12-0177, July 14, 2012
With R.S. Mulder
BABY, Accession: BABY-08361