Salix arctophila Cockerell ex A. Heller
Annotated by G.W. Argus.

Yukon Territory: Shingle Point area, mainland opposite. Elev. 11'
69.00115594°, -137.4811513°
Mossy area, old high water mark, gravelly sand growing with Petasites nivalis, Equisetum vaginatum, Salix reticulata, Betula glandulosa, Stellaria longipes, Parnassia kotzebuei, etc. just below Salix richardsonii thicket with a few S. alaxensis/S. glauca. Revised with the note by Argus. Fits S. arctica in nectary 0.92-1 mm, stipe 0.63, nectary > stipe, and arctophila in petiole deeply grooved and edges touching, blades, branchlets and branches glabrous. Other characters are shared by both such as style and stigma lengths. The ovaries are not uniformly hairy and show some signs of malformation. Common. Previously identified as Salix arctophila. Previously identified by B.A. Bennett, July 2005. X duplicates.

B.A. Bennett 05-0843, July 30, 2005
With T.T. McIntosh, J.M. Line, J. Staniforth, D.C. Gordon
BABY, Accession: BABY-05696