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Bulb vs. Corm — What's the Difference?

Bulb vs. Corm — What's the Difference?

Difference Between Bulb and Corm

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Bulb

In botany, a bulb is structurally a short stem with fleshy leaves or leaf bases that function as food storage organs during dormancy.

Corm

A corm, bulbo-tuber, or bulbotuber is a short, vertical, swollen underground plant stem that serves as a storage organ that some plants use to survive winter or other adverse conditions such as summer drought and heat (perennation). The word cormous usually means plants that grow from corms, parallel to the terms tuberous and bulbous to describe plants growing from tubers and bulbs.

Bulb

A short, modified, underground stem surrounded by usually fleshy modified leaves that contain stored food for the shoot within
An onion bulb.
A tulip bulb.

Corm

A short thick solid food-storing underground stem, sometimes bearing papery scale leaves, as in the crocus or gladiolus.

Bulb

A similar underground stem or root, such as a corm, rhizome, or tuber.
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Corm

A short, vertical, swollen, underground stem of a plant (usually one of the monocots) that serves as a storage organ to enable the plant to survive winter or other adverse conditions such as drought.

Bulb

A plant that grows from a bulb.

Corm

A solid bulb-shaped root, as of the crocus. See Bulb.

Bulb

A rounded projection or part
The bulb of a syringe.

Corm

Same as Cormus, 2.

Bulb

A light bulb.

Corm

Solid swollen underground bulb-shaped stem or stem base and serving as a reproductive structure

Bulb

(Anatomy) A rounded dilation or expansion of a canal, vessel, or organ.

Bulb

(obsolete) An onion.

Bulb

The bulb-shaped root portion of a plant such as a tulip, from which the rest of the plant may be regrown.

Bulb

The medulla oblongata.

Bulb

Any solid object rounded at one end and tapering on the other, possibly attached to a larger object at the tapered end.
The bulb of the aorta

Bulb

A light bulb (not necessarily bulbous in shape).
An incandescent bulb; an LED bulb; a fluorescent tube bulb

Bulb

(nautical) A bulbous protuberance at the forefoot of certain vessels to reduce turbulence.

Bulb

(intransitive) To take the shape of a bulb; to swell.

Bulb

A spheroidal body growing from a plant either above or below the ground (usually below), which is strictly a bud, consisting of a cluster of partially developed leaves, and producing, as it grows, a stem above, and roots below, as in the onion, tulip, etc. It differs from a corm in not being solid.

Bulb

A name given to some parts that resemble in shape certain bulbous roots; as, the bulb of the aorta.

Bulb

An expansion or protuberance on a stem or tube, as the bulb of a thermometer, which may be of any form, as spherical, cylindrical, curved, etc.

Bulb

A light bulb.

Bulb

To take the shape of a bulb; to swell.

Bulb

A modified bud consisting of a thickened globular underground stem serving as a reproductive structure

Bulb

Electric lamp consisting of a glass bulb containing a wire filament (usually tungsten) that emits light when heated

Bulb

A rounded part of a cylindrical instrument (usually at one end);
The bulb of a syringe

Bulb

Lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata);
The medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning

Bulb

A rounded dilation or expansion in a canal or vessel or organ

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