none, actually i dont know... seriously
underground root
Mushrooms are merely the fruit of a fungi that has a complex underground root system.
Hazelnut (Corylus) is a small tree or shrub with a fibrous root system so the do not grow big roots, at the most twice the spread of the tree.
Onion is an underground modified stem.
Yes.
Neither
Almond, walnut, hazelnut, etc, grow above ground on trees. Peanuts grow underground.
It is a Hazelnut Liqueur from Italy
hazelnut
hazelnut
TurnipTurnip is a bulbA bulb is an underground stem
An enlarged, fleshy, underground root such as a dahlia or a sweet potato.