University of Texas Herbarium
Catalog #: TEX00456338
Taxon: Panicum hallii hallii Vasey
Family: Poaceae
Determiner: Taylor Sultan Quedensley (TEX), 2012
Show Determination History
Collector: W.R. Carr & Debbie Benesh   26140   
Date: 24 July 2007
Locality: United States, TEXAS, Starr, ca. 0.2-0.3 mi W of R. M. 3167 from a point 7.4-7.5 roadmiles N of jct. US Rt. 83 (at west edge of Rio Grande City), E side of Las Estrellas Preserve. Elev. 270-280ft.
26.475306  -98.881056
Verbatim Coordinates: 26d 28m 31.1s N; 98d 52m 51.8s
Habitat and Description: In grassland or open shrubland in old root-plowed area on deep saline clay (Catarina Series) on gentle slope in valley below gravelly hills underlain by Catahoula and Frio formations. Associates include Bouteloua trifida, Croton spp., Dyssodia pentachaeta, Heliotropium angiospermum, Jatropha dioica, Panicum hallii, Parthenium confertum, Pennisetum ciliare, Pithecellobium ebano, Prosopis glandulosa, Setaria cf. macrostachya, S. ramiseta, Sporobolus pyramidatus, Synthlipsis greggii, Tiquilia canescens, Ziziphus obtusifolia. Common (during this wet year).
Specimen Images
Record Id: dc4fa440-4839-4bc1-89b2-d3eada4aacde
For additional information on this specimen, please contact: George Yatskievych (
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