United States, Texas, Kleberg, Ca. 1000 ft. S of kennel near main gate at Naval Air Station Kingsville, ca. 1.3 airmiles SE to ESE of jct. US Rt. 77 and F. M. 425, at N27o29'10.7", W097o49'34.1". Ricardo Quadrangle.
27.48631 -97.82614
Common in clay in recently cultivated but fallow ag field on level upland underlain by Beaumont Formation. Associates include Ambrosia psilostachya, Aphanostephus ramosissimus, Ciclospermum leptophyllum, Cirsium texanum, Evax verna, Florestina tripteris, Glandularia bipinnatifida, Gamochaeta sp., Lythrum lanceolatum, Monarda sp, Plantago rhodosperma, Prosopis reptans, Sarcostemma cynanchoides, Silene antirrhina, Solanum elaeagnifolium, Sorghum halepense, Stachys crenata, Verbena halei. Sheet 1 of 2.