Silphium integrifolium var. asperrimum (Hook.) B.L.Turner
Asteraceae
Turner, Billie Lee (2015)
Show Determination History
Hide Determination History
Robert T. Harms
8
2000-07-18
2000-7-18
United States, Texas, Travis, Barton Creek, ca 1/2 mi upstream from Barton Springs pool. S edge of creek, heavily shaded, subject to frequent flooding. [Sheet 2 of 3].
30.26722 -97.78472
Woods of pecan, American elm and hackberry, with Chasmanthium, Toxicodendron, and Parthenocissus. Plant 65" tall, leaning and bent over by the weight of its inflorescence.