/puyl"werrt', -wawrt'/ , n.
1. Also called fireweed . a weedy composite plant, Erechtites hieracifolia, having narrow flower heads enclosed in green bracts.
2. a North American figwort, Scrophularia marilandica, having small, greenish flowers.
3. See lesser celandine .
[ 1570-80; PILE 4 + WORT 1 , so called from its use in medicine ]