United States, Minnesota, Dakota, Dakota Co. 1/2 mi NE of hwy 36, within the municipal boundaries of Eagan; between the Mississippi River and the Chicago Dakota Co. 1/2 mi NE of hwy 36, within the municipal boundaries of Eagan; between the Mississippi River and the Chicago and Northwestern Railroad tracks. T27N R23W; NE1/4 Sec. 18.. 027N 23W 18
44.830145 -93.212879 +-543m.
In open, marshy meadow; growing with Physostegia verginiana, Bidens cernua, Aster novae-angliae and Spartina pectinata.