Glaucium corniculatum (L.) J.H. Rudolph
Annotated by Darrell E. Fenner, 6 Oct 1964.

Montana: Stillwater County: Columbus; In a field of Mr. Bob Harsha.
45.6366076° N, 109.2521057° W
Coordinate Source: USGS-website.
Growing in a stubble field of Mr. Bob Harsha; "quite a bit of it". No County listed in label used Stillwater Co. from USGS Website. Submitted by Darrell E. Fenner for identification and control. Herbarium of Montana State College. Phenology: Flowers and Fruits.

Darrell E. Fenner s.n., Oct 6, 1964
MONTU, Accession: 59177