02 October 1997.
Ohio, United States
Locality: Bridge over the Scioto River in Jasper at junction of Highways OH 32/124 and OH 104, Seal Township, Piketon Quad, Pike County.
Coordinates: 39.0500, -83.0500
(Map it)
Elevation: 174m.
Number of plants sampled: 12
Comment: Pop 40. Population of approximately 14. Very few males.
Collector(s):