10 November 2015.
Texas, United States
Locality: between Service Rd and I-20, ~1/3 mi northeast of exit 3, ~3.5 mi northeast of jct with I-10, Reeves county
Coordinates: 31.1331, -104.0201
(Map it)
Elevation: 1140m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Weedy roadside vegetation in ditch, with deep, rocky soil derived from limestone with Sorghum, Prosopis, Artemisia, Conyza, and Yucca.
Comment: pop size 1000; plants up to 3.0 m tall
Collector(s):