It's technically a stem but grows underground and can give rise to all the other needed plant parts. It's even referred to as a rootstem at times.
The stem of a mushroom is called the stipe. It is the elongated structure that connects the cap (pileus) of the mushroom to the mycelium in the ground. The stipe provides support for the cap and helps transport nutrients within the mushroom.
The most conspicuous parts of a mushroom are the cap and the stem. The cap is the umbrella-shaped top part of the mushroom that often varies in color and texture. The stem is the elongated structure that supports the cap and connects it to the ground.
An onion, strictly speaking, is a 'bulb' and is a stem.
To remove mushroom stems, simply hold the mushroom cap with one hand and gently twist the stem with your other hand until it separates from the cap. Alternatively, you can use a small paring knife to carefully cut or trim off the stem.
A basal tomentum is a mycellium at the base of a mushroom's stem.
A mushroom has no chlorophyll, no true stem, or roots.
The mushroom you are referring to is called the "shiitake mushroom." It has a long white stem and a dark brown or black top.
It is the stem or stalk that supports the mushroom's cap.
The top of a mushroom is called the Cap.I think it is the cap, or the dome.cap
The stem
The stem of a mushroom is called the stipe. It is the elongated structure that connects the cap (pileus) of the mushroom to the mycelium in the ground. The stipe provides support for the cap and helps transport nutrients within the mushroom.
The mushroom with a black top and white stem is commonly known as the "Shaggy Ink Cap" or "Coprinus comatus."
Carrot is a root vegetable.
Capsicum is a fruit that grows from the flower of the capsicum plant. It is not a root or a stem.
root
stem, cap and gill
The most conspicuous parts of a mushroom are the cap and the stem. The cap is the umbrella-shaped top part of the mushroom that often varies in color and texture. The stem is the elongated structure that supports the cap and connects it to the ground.