Creeping windmill grass and Finger grass

Creeping windmill grass noun - Perennial Australian grass having numerous long spikes arranged like the vanes of a windmill.

Finger grass and creeping windmill grass are semantically related. In some cases you can use "Finger grass" instead a noun phrase "Creeping windmill grass".

Finger grass noun - Grasses with creeping stems that root freely; a pest in lawns.

Creeping windmill grass and finger grass are semantically related. Sometimes you can replace phrase "Creeping windmill grass" with "Finger grass", this phrases are similar.