Rosinweed (Silphium) is a genus of about 20 species of flowering plants in the family Asteraceae, native to eastern North America. They are herbaceous perennial plants growing to 0.5-4 m tall, with yellow (rarely white) flowerheads. The name of the genus comes from the Ancient Greek word for a North African plant whose identity has been lost, though we know its gum or juice was prized by the ancients as a medicine and a condiment.[5] For a discussion of the ancient plant, see silphium.
Species
Sources: FNA,[6] IPNI,[7] NRCS,[8] GRIN,[9] ITIS,[2] UniProt[4] See also
References
External links
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