What is the bark of a South American vine (Gonolobus Condurango) of the Milkweed family. It has been supposed, but erroneously, to be a cure for cancer. [Written also condurango.] called?

cundurango — The bark of a South American vine (Gonolobus Condurango) of the Milkweed family. It has been supposed, but erroneously, to be a cure for cancer. [Written also condurango.]. (Webster's 1913.)

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