Crossword clue: eurasian herb having small yellow flowers and red roots formerly an important source of the dye alizarin

The most common answer is madder (6 letters).

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

madder 6 letters wn-def

Eurasian herb having small yellow flowers and red roots formerly an important source of the dye alizarin