Acer negundo L. var. interior (Britton) Sarg.
Annotated by person unknown, 1954.
Idaho: [needs research]: Forest: Cache (Malad Div); two mile Cr. Elev. 5000 ft.
Slope: N 10 degrees; soil: gravelly loam; density: 3. Https://oregonflora.org/collections/individual/index.php?occid=1054432.
J. O. Stewart C36, May 11, 1923
OSC, Accession Number: OSC99488