wartweed

Century Dictionary and Cyclopedia

1. n. The sun-spurge, Euphorbia Helioscopia, the acrid milky juice of which is used to cure warts. Also cat's-milk, wart-grass, and wartwort. The name is given rarely to E. Peplus, and to the celandine, Chelidonium majus.

Wiktionary

1. n. wartwort

GNU Webster's 1913

1. n. (Bot.) Same as wartwort.

WordNet 3.0

1. n. not unattractive European weed whose flowers turn toward the sun