United States, Texas, Kleberg, Area just SW of playground area ca. 1.1 airmiles due E of base entrance, along E perimeter road, Naval Air Station Kingsville. Ricardo Quadrangle.
27.49028 -97.82222
Common in deep (2-3 feet) water of ephemeral wetland in slight depression on heavy soils over Beaumont Formation, normally mown area. Associates include Paspalum hartwegianum, Sagittaria longiloba, Heteranthera limosa, Cyperus acuminatus, C. articulatus, Marsilea sp., Eleocharis macrostachya, Coreopsis tinctoria, Rumex chrysocarpus, Aster spinosus, Eclipta alba, etc.