Cat's-tail and Nailrod

Cat's-tail noun - Tall marsh plant with cylindrical seed heads that explode when mature shedding large quantities of down; its long flat leaves are used for making mats and chair seats; of North America, Europe, Asia and North Africa.

Nailrod and cat's-tail are semantically related. In some cases you can use "Nailrod" instead a noun phrase "Cat's-tail".

Nailrod noun - Tall marsh plant with cylindrical seed heads that explode when mature shedding large quantities of down; its long flat leaves are used for making mats and chair seats; of North America, Europe, Asia and North Africa.

Cat's-tail and nailrod are semantically related. You can use "Cat's-tail" instead a noun "Nailrod".