Australian grass tree and Arborescent plant

Australian grass tree noun - Any of several Australian evergreen perennials having short thick woody stems crowned by a tuft of grasslike foliage and yielding acaroid resins.

Arborescent plant and Australian grass tree are semantically related. In some cases you can use "Arborescent plant" instead a noun phrase "Australian grass tree".

Arborescent plant noun - Having the shape or characteristics of a tree.

Australian grass tree and arborescent plant are semantically related. Sometimes you can replace phrase "Australian grass tree" with "Arborescent plant", this phrases are similar.