What does "leopard's-bane" mean?

any of several herbs of the genus Doronicum having alternate often clasping stem leaves cultivated for their long stalks of yellow flower heads

What is a synonym for "leopard's-bane"?

Common synonyms include: leopardbane.

Rare ·Advanced level

Noun

1
any of several herbs of the genus Doronicum having alternate often clasping stem leaves cultivated for their long stalks of yellow flower heads wordnet