Silphium integrifolium var. asperrimum (Hook.) B.L.Turner
Asteraceae
Turner, Billie Lee (2015)
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Geoff Denny
303
2001-07-03
2001-7-3
United States, Texas, Bandera, Love Creek Nature Preserve. 10 mi. E of Medina on Hwy 337. Bottom of road into canyon from Stand #7.
29.7925 -99.4245
Lower canyon community and soil. Broader flood plain and higher water levels. Tall yellow comp. All florets yellow, anthers of disk florets dark brown, bracts light green. Leaves scabrous, greenish-blue, lighter underneath. To 1.5 m tall.