August 1977.
Texas, United States
Locality: San Antonio River bottom, west bank at River Ranch, 2 miles north of the main ranch buildings, 7 miles southeast of Junction 239 and 183 (77a), Goliad County.
Coordinates: 28.6425, -97.2719
(Map it)
Georeference protocol: Lat/Lon determined via Map location
Environment description: Major drainage = San Antonio.
Comment: Sample provided by Steve Hill (his 6111).