14 October 1999.
Missouri, United States
Locality: East side of Ember Road, 0.8 mile south of Highway 159, approximately 1 mile north of Missouri River, Holt County.
Coordinates: 40.0422, -95.3375
(Map it)
Georeference protocol: Lat/Lon determined via Map location
Environment description: Along drainage ditch.
Number of plants sampled: 120
Comment: ~120 plants sampled from a population size of 300-500.
Collector(s):