Crossword clue: any plant of the american genus hydrophyllum, herbs having white or pale blue bell-shaped flowers. gray.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
any of several plants of the genus Hydrophyllum
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Similar clues
any of various plants of the genus campanula having blue or white bell-shaped flowers
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→ bellflower