United States, Texas, Goliad, At bend in main road on O'Connor Ranch, ca. 0.6 mi SW of gate on F. M. 2441, or 0.6 airmiles SW of F. M. 2441 bridge over Sarco Creek, N28o32'25.0", W097o25'00.6". Melo Quadrangle.
28.54028 -97.41683
Local in periodically wet sandy loam in shallow swale along service road for powerline through coastal prairie on gently undulating upland underlain by Goliad Formation. Associates include Centunculus minimus, Coreopsis tinctoria, Cynodon dactylon, Cyperus acuminatus, Eleocharis sp., Heteranthera limosa, Juncus brachycarpus, J. marginatus, Limnosciadium pumilum, Ludwigia glandulosa, Neptunia lutea, Panicum hians, Paspalum plicatulum, Phalaris caroliniana, Rhynchospora indianolensis, Sisyrinchium minus.