William R. Carr|Lisa Williams|Debbie Benesh|A. Contreras
23730
2005-03-17
2005-3-17
United States, Texas, Webb, Ca. 300-500 ft. W of a N-S road ca. 1.1-1.2 airmiles NW of southern gate, 1.1-1.2 airmiles SW to SSW of main gate, on Treviño Ranch (30-35 miles NNW of Laredo). Pinto Creek Quadrangle.
27.89878 -99.85447
(With galls).On twigs of Larrea tridentata in open thorn shrubland on gentle slope of Eocene sandstone (El Pico Formation) mantled with river-washed stones.