30 September 2009.
Kansas, United States
Locality: Both sides of Highways 15/160, at and east of junction with 121st Road, about 2 miles east of Winfield, Cowley County.
Coordinates: 37.2447, -96.9336
(Map it)
Elevation: 387m.
Environment description: Grassy roadside ditch at base of limestone bluffs, up bluffs and along top adjacent to grasslands. Rocky.
Collector(s):