United States, Minnesota, Anoka, Anoka Co. Allison Savanna, slope in NE section of tract; N1/2 NE1/4 Sec. 2 T33N R23W;Helen Allison Savanna Scientific Natural Area;033N;23W;2
45.3777015 -93.1738785 +-800m.
Collected on N-facing slope, on barren sandy soil, with Koeleria cristata, Tradescantia occidentalis, Chrysopsis villosa, and Ambrosia artemisiifolia, appears to be absent from most xeric spots