Broom grass and Wire grass

Broom grass noun - Any of several grasses of the genus Andropogon; used in broom making.

Wire grass and broom grass are semantically related. In some cases you can replace phrase "Wire grass" with "Broom grass", this phrases are similar.

Wire grass noun - Handsome hardy North American grass with foliage turning pale bronze in autumn.

Broom grass and wire grass are semantically related. You can use "Broom grass" instead a noun phrase "Wire grass".