Summer squash vine and Vegetable marrow

Summer squash vine noun - Any of various usually bushy plants producing fruit that is eaten while immature and before the rind or seeds harden.

Vegetable marrow and summer squash vine are semantically related. In some cases you can replace phrase "Vegetable marrow" with "Summer squash vine", this phrases are similar.

Vegetable marrow noun - Any of various squash plants grown for their elongated fruit with smooth dark green skin and whitish flesh.

Summer squash vine and vegetable marrow are semantically related. You can use "Summer squash vine" instead a noun phrase "Vegetable marrow".