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Cup-Plant (Silphium perfoliatum)

Image ID: 2019/oth34

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Family: Asteraceae (Sunflower)
Height: 3 to 12 ft. (shrub)
Blooms: July to September
Leaf Type: toothed
Bloom Size:  3 in. (typical)
Flower Description: Individual flowers, Parts indistinct
Date:  8/10/2019
Notes: Alternate leaves fuse around the stem to create a cup. Although this plant is native to much of the U.S., it has become invasive in some parts of New England.
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Cup-Plant may be easily confused with:
We started out as wildflowers from the bicycle trails of western Pennsylvania, but we've grown!
Meyer, Joseph E. (1918). The Herbalist and Herb Doctor. Hammond, Ind.: Indiana Herb Gardens. 400 pp.

The Herbalist