United States, Illinois, Cook, Bluff City Fen, SE corner of Elgin, south of Bluff City Cemetery, Hanover Township. In dense tussock on dry gravel soil of abandoned roadbed at east end of area dominated byPhragmites communis.
Centaurea maculosa; Desmodium canadense; Daucus carota; Euphorbia corollata; Ratibida pinnata
Flower: N Fruit: N Vegetation: Y Bud: N
Glumes and styles purplish. 1.5 m tall in dense tussock.