16 September 2015.
New Mexico, United States
Locality: along I-25 at the Vermejo River crossing south of Maxwell, Colfax county
Coordinates: 36.4967, -104.5701
(Map it)
Elevation: 1795m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Grassland on alluvial bench adjacent to river, with deep soil from alluvium with Salsola and Yucca.
Comment: pop size 10000; plants up to 2.0 m tall
Collector(s):