tuberous

/ˈtuːbərəs/
adjective
  1. Having or resembling a tuber (a thick, fleshy underground stem or root, like a potato).
    • The gardener carefully dug up the tuberous begonia to store it for winter.
    • The tuberous roots of the dahlia store nutrients for the plant.
    • Many tuberous plants, such as potatoes and yams, are important food crops.
  2. Covered with or having rounded, knob-like swellings or lumps.
    • Some cacti have a tuberous texture on their stems.
    • The old tree trunk was tuberous with many small growths.
    • The tuberous surface of the coral felt rough to the touch.
Antonyms