20 September 1989.
Kentucky, United States
Locality: In low area with Elaeagnus umbellata, Fraxinus, & Eupatorium rugosum. 2.0 mi SW Brownsboro on Zaring rd. in the Univ. Louisville Horner Wildlife Refuge, Anchorage quad. Brownsboro city, in Oldham Cty.
Coordinates: 38.3500, -85.5333
(Map it)
Elevation: 203m.