Please submit a search term.

Silphium perfoliatum

Common Name(s):
Compass-plant, Cup-plant
Category:
Wildflowers
Season:
Summer into fall
Height:
4-8 ft.
Foliage:
Two upper leaves surround the flower stalk, forming a shallow cup; large, rough, deeply pinnatified leaves; coarsely toothed lower leaves contract into a winged stalk; smooth, square stems
Flower:
2 to 3 in. flower head with 20 to 30 yellow petals
Site:
Open woods, meadows, prairies, thickets

NCCES plant id: 2731

Silphium perfoliatum Silphium perfoliatum