Acinos arvensis (Lam.) Dandy
[= Ziziphora acinos]
Annotated by Charles F. Williams, 2014. Sources: USDA-NRCS Plants Database. Remarks: Ray J. Davis Herbarium (IDS); taxonomic update

Washington: Pend Oreille County: Pend Oreille River, south of Box Canyon. Elev. 2100 ft.
48.6929° N, 119.7636° W; T38N R43E S20
Datum: WGS 84. Coordinate Source: Specimen Label. Invalid coordinates (located outside county bounds).
Plants growing on steep, open, unstable slope in gravelly silt loam. Aspect 270 degrees, slope 50%. associated species: Verbascum thapsus, Hypericum perforatum, Centaurea diffusa, Fragaria virginiana, Gilia aggregata, Achillea millefolium, Heuchera cylindrica, Phacelia hastata, Symphoricarpos albus, Berberis aquilinum, Amelanchier alnifolia, Holodiscus discolor, Rosa. The substrate may be calcareous. At least some flowers with 2 stamens. Phenology: Fruits.

Kathryn A. Beck 99047, Jul 26, 1999
With Curtis Bjork
IDS, Accession: 2014.001, Barcode: IDS0062963