Simsia amplexicaulis (Cav.) Pers.

weedy fence line stand on gray tuffaceous rhyolite gravels of grassy highway right-of-way. Note distinctive earlike clasping auricles at base of leaf

Pine shaded, fallow/overgrown pasture on low hillside in tuffaceous rhyolite gravels

Pine shaded, fallow/overgrown pasture on low hillside in tuffaceous rhyolite gravels. Note enlarged auricles at base of leaf

Pine shaded, fallow/overgrown pasture on low hillside in tuffaceous rhyolite gravels.

along fence line between grassy road right-of-way and former lake bottom cultivated for agricultural use. Volcanic substrate. This is a rather weedy plant often associated with rural cornfields and agricultural areas in the region

along fence line between grassy road right-of-way and former lake bottom cultivated for agricultural use. Volcanic substrate. This is a rather weedy plant often associated with rural cornfields and agricultural areas in the region