I believe they are called sheaths.
A sheaf is a bundle of cut stalks of grain or similar plants bound with straw or twine.
A bundle of wheat is called a sheaf. The plural is sheaves.
bundle
Fasces
A bundle of light rays is called a "beam" or "ray bundle."
A quantum of light is named as " PHOTON" . It is a basic packet or a bundle from which a beam of light is made of!
You have the specialized conduction tissue called as bundle of His. This bundle spread across the inter ventricular septum to cover the walls of both the ventricles. The bundle was named after the name of God, so the name goes as bundle of His. These cells get depolarized immediately after the the AV node.
The Atrioventricular Bundle is also known as the Bundle of His. This conducts impulses and divides in ventrical to form fibers of Purkinge .
Bundle of Hisatrioventicular bundle (bundle of his), right and left bundle bramches and the purkinge conducition fibers
Bundle- That way, you could introduce them as "Betta Bundle".
Corn
Another name for maiz is corn.