Arctium tomentosum Mill.
Annotated by Frank Lomer, 2013.

British Columbia: Castlegar, 250 m south of Castlegar-Robson bridge, west of railroad tracks. Elev. 445 m
49.33° N, 117.671° W,
Datum: Unknown. Coordinate Source: Verbatim from Collector/Sheet.
Shaded wooded strip along dirt track. Few tall plants; leaf petioles hollow; corolla immature; but glands seem evident; identity uncertain; differing from the common Arctium minus in the area in size and arrangement of heads.

Frank Lomer 8424, 2013 Jul 09
UBC, Accession: V240895