Cyperus compressus, commonly known as annual sedge, is a sedge of the family Cyperaceae that has a wide distribution throughout countries with warmer climates. It is found in tropical areas of Africa, Asia and the Americas.

In Europe it is commonly known as hedgehog sedge and the French know it as souchet comprimé. In India it is called mothi and in Japan it is known as kugugayatsuri.

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