Silphium integrifolium var. asperrimum (Hook.) B.L.Turner
Asteraceae
Turner, Billie Lee (2015)
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Jill Noel
610
1997-07-27
1997-7-27
United States, Texas, Blanco, LBJ National Historical Park, Johnson City. Small (approximately 10 acres, 4 hectares) grassland/savanna preserve near the headquarters of LBJ National Historical Park.
Site is ungrazed, with a small unnamed creek running through it. Savanna trees primarily Pecan (site was a former Pecan orchard). Plant names were taken from Correl and Johnston, Vascular Plants of Texas, 1970.