Knobbly, Round Root Veggie, Tastes Like Salad Stem
This page is the CodyCross answer for the clue below from Prehistory, Group 1251, Puzzle 3 (The Sumerians).
Question is: Knobbly, Round Root Veggie, Tastes Like Salad Stem
and the answer is: CELERIAC
Word Meaning:
CELERIAC — A form of celery, Apium graveolens, having an aromatic taproot eaten as a vegetable.
Definitions from Wiktionary.