Silphium perfoliatum

Common card · No. 379928

Silphium perfoliatum, the cup plant or cup-plant, is a species of flowering plant in the family Asteraceae, native to eastern and central North America. It is an erect herbaceous perennial with triangular toothed leaves, and daisy-like yellow composite flower heads in summer. The specific epithet perfoliatum means "through the leaf." There are two varieties: Silphium perfoliatum var. connatum Silphium perfoliatum var. perfoliatum.

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