celandine

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Related to Felonwort: bittersweet nightshade

greater celandine

Herbal medicine
A perennial herb that is a potent skin irritant, used by herbalists of the Middle Ages for removing warts; it was further believed, according to the so-called “doctrine of signatures”, that its bright orange flowers signalled greater celandine’s efficacy in treating jaundice.
 
Toxicity
Greater celandine is irritating to the skin and GI tract and depresses the CNS; it should be adminstered with caution.

cel·an·dine

(sel'ăn-dēn)
(Chelidonium majus) Herbal recommended for use against GI disorders and palliation of dermatologic problems; clinical studies suggest possible use as an antineoplastic; hepatitis reported as adverse effect; should be considered toxic; not approved in U.S. markets as a drug, but is often found combined with other ingredients in herbal compounds.
Synonym(s): felonwort, rock poppy.
[L. chelidonia, fr. G. chelidōn, swallow]