Liliaceous plant and Trillium

Liliaceous plant noun - Plant growing from a bulb or corm or rhizome or tuber.

Trillium and liliaceous plant are semantically related. In some cases you can replace term "Trillium" with "Liliaceous plant", this terms are similar.

Trillium noun - Any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower.

Liliaceous plant and trillium are semantically related. You can use "Liliaceous plant" instead a noun "Trillium".