United States, Minnesota, Jackson, City of Jackson (south city limits) along gravel shoulder of State Hwy 71 (E side of road). Just N of Riverside cemetery (within 300 m of north edge). Old gravel pit lies just east of road and collection site. SW NW of sec.;;102N;35W;25
43.61198 -94.99435
43.6119800° N,94.9943500° W;Collector
Gravel roadside and along concrete sidewalk. With other weedy species including Carduus nutans, Sonchus arvensis, Melilotus alba, Melilotus officinalis, etc. Mature trees just E of disturbed areas.