Datura quercifolia Kunth
Annotated by Meyers, S., 11 Jan 2004.

Oregon: Clackamas County: 19440 S. Fischers Mill Road, Oregon City.
45.3575° N, 122.6056° W,
Uncertainty: 4828 meters.
Triangular shaped leaf; "ground-hugging" not much foilage; flowers white tubular; may have come in with hay from Winneucca, Nevada.

Lyle Parsons s.n., Sep 1997
OSC, Catalog: OSC193095