Sisymbrium altissimum L.

SISYMBRIUM ALTISSIMUM L.
KLICKITAT CO.: Along the Dalles-
port Road .2 miles west of its
junction with U.S. Hwy. 197 near
the north end of the Dalles Bridge
over the Columbia River; or 1.7
airline miles east of Dallesport;
flowers yellow; in sandy soil;
assoc, genera: Achillea, Juncus,
Bromus, Agropyron, Anthriscus,
Carex, Medicago; T2N, R13E, Sec.
35; elev. 60 meters.
May 29, 1990
Richard R. Halse (4026)
OSU 3989
Oregon State University
PLANTS OF WASHINGTON
03197136