Petasites fragrans (Vill.) C. Presl
Annotated by R.E. Brainerd, 28 Jan 2018.

Oregon: Benton: Corvallis riverfront near intersection of 1st Street and Jefferson Avenue; mixed riparian forest on upper bank of Willamette River; steep east-facing slope.
44.56163° N, 123.25988° W,
Datum: WGS84.
Mixed riparian forest on upper bank of Willamette River; steep east-facing slope. HerbariumSpecimenDuplicate: Petasites fragrans | herbariumSpecimenDuplicate: Petasites fragrans Rhizomatous, forming a dense patch ca. 6 x 6 meters; leaves 6-19 cm wide; flowers white, fading purplish, with a musty odor, visited by honeybees. Https://oregonflora.org/collections/individual/index.php?occid=4438028.

Richard E. Brainerd 2685, Jan 28, 2018
OSC, Catalog: OSC-V-262610