BULB

Underground storage organ for some plants (4)

Solution has appeared in 2 crosswords (2 across and 0 down):

• Quick crossword No 16,053 — 2021-10-18 23:00:09
  5A: Electric lamp (4)
• Quick crossword No 15,391 — 2019-09-04 23:00:47
  7A: Underground storage organ for some plants (4)