Reeds grow in river
Some plants that can create reeds are the cyprus and the sugar cane plant. They are very pretty plants and both grow big reeds. The plants that grow reeds are in their own category of plants.
Depending on the type, reeds require marshy wet soil to grow. Common reeds can be found around ponds, lakes and marshes. They need a significant amount of water to thrive.
Pappyrus Reeds were one of the most common plants found in Egypt.
Reeds are not considered wood. They are tall, slender grass-like plants that grow in wetlands and are often used to make various products like baskets, mats, and musical instrument reeds.
I left my spare reeds at home. These reeds are used for musical instruments by the natives.
the reeds
There are no reeds inside a flute.
what is a group of reeds called
it only has one reed but the have double-reeds
One place you can get clarinet reeds is The Music Stop. They sell Rico and Vandoren reeds.
I suspect you are referring to single reeds (clarinet and sax) and double reeds (oboe and bassoon).