Thelesperma megapotamicum var. megapotamicum (Spreng.) Kuntze
Asteraceae
Turner, Billie Lee (2014)
William R. Carr|Debbie Benesh
31381
2012-07-19
2012-7-19
United States, Texas, Presidio, Along a main N-S ranch road, ca. 2.2-2.3 airmiles N to NNW of jct. US Rt. 67 and US Rt. 90 in downtown Marfa. SE part of Mimms Ranch. Marfa Quadrangle.
30.34013 -104.03272
In grassland on silty to gravelly soils on flat on very gently rolling landscape underlain by a mix of Perdiz Conglomerate (a fanglomerate of variable composition) and Quaternary alluvium. Associates included Asclepias brachystephana, Bouteloua curtipendula, B. gracilis, B. hirsuta, Psilostrophe tagetoides, Tetraneuris scaposa, Yucca elata.