20 September 1996.
Iowa, United States
Locality: Approximately 2 miles west of Marshalltown on Highway 30 near mile marker 182, Section 8 or 9, Timber Creek Township, T83N, R18W, Marshalltown Quad, Marshall County.
Coordinates: 42.0333, -93.9583
(Map it)
Elevation: 274m.
Environment description: Wasteground.
Number of plants sampled: 1
Comment: Hybrid 1: Pop 8 x 9. Semi-sterile hybrid. A few seeds found by rubbing them out of the dried infloresence.
Collector(s):