A Eurasian plant of the bellflower family, some kinds of which have a root that can be eaten in salads.
a Mediterranean plant with a long narrow spike of bluish flowers and a thick taproot (Campanula rapunculus, family Campanulaceae)
('horned rampion') a grassland plant with dense, rounded flower heads of inward curving, typically blue, tubular flowers (genus Phyteuma, family Campanulaceae)‘However, like many other root vegetables, the rampion lost popularity as the potato gained acceptance.’
- ‘‘How can you dare,’ said she with angry look, ‘descend into my garden and steal my rampion like a thief?’.’
Late 16th century from a variant of medieval Latin rapuncium; compare with German Rapunzel ‘lamb's lettuce’.