University of Texas Herbarium
Catalog #: TEX00409316
Taxon: Pterocaulon virgatum (L.) DC.
Family: Asteraceae
Determiner: B. L. Turner
Collector: W. R. Carr (with David Wolfe and Changxiang Liu)   14232   
Date: 11 October 1994
Locality: United States, Texas, Bastrop, S side of Pipeline Road, 0.2-0.3 mi. NE of Gate 9 (on St. Rt. 95). Camp Swift Training Facility (Texas National Guard). Elgin East Quadrangle. Elev. 480 - 490 ft.
30.295833  -97.328333
Verbatim Coordinates: 30d 17m 45s N; 97d 19m 42s
Habitat and Description: Rare in deep somewhat eroded, well drained, slightly acid, somewhat gravelly fine sandy loam udertic Paleustalfs (Crockett Series) over claypan sediments of the Calvert Bluff Formation (Eocene), in mesquite-invaded grassland in uplands otherwise dominated by post oak. Associates include Andropogon ternarius, Aristida longiseta, Aster ericoides, Baccharis neglecta, Bothriochloa ischaemum, B. saccharoides, Croton capitatus, Eupatorium compositifolium, Gnaphalium obtusifolium, Gutierrezia texana, Heterotheca pilosa, Hypericum drummondii, Palafoxia rosea, Paspalum plicatulum, Schizachyrium scoparium, Sporobolus asper.
Specimen Images
Record Id: 87d7a986-e7bc-4e4b-84af-6c394221c56e
For additional information on this specimen, please contact: George Yatskievych (
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