United States, Texas, Cameron, On +/- flat agricultural landscape on delta of the Rio Grande, ca. 300-500 ft. S of warehouse at Southmost Preserve, ca. 1.2 airmiles SE of jct. F. M. 1419 (Southmost Road) and F. M. 3068 (Indiana Ave.). Southmost Quadrangle.
25.85217 -97.39822
In regularly mown weedy herbaceous vegetation among scattered tall Sabal mexicana in unshaded former ag field on modified soils originally mapped as deep, well drained, calcareous, moderately alkaline silt loam Typic Ustifluvents (Rio Grande series), on +/- flat agricultural landscape on delta of the Rio Grande. Associates included Bothriochloa laguroides, Centaurea americana, Chamaesyce serpens, Chloris ciliata, Ciclospermum leptophyllum, Cirsium texanum, Clematis drummondii, Dichanthium annulatum, Gaura drummondii, G. parviflora, Glandularia bipinnatifida, Heliotropium angiospermum, Merremia dissecta, Parthenium hysterophorus, Pennisetum ciliare, Ratibida columnifera, Sonchus asper, Sorghum halepense, Urochloa maxima, Vicia ludoviciana.