Lima bean plant and Shell bean

Lima bean plant noun - Bush or tall-growing bean plant having large flat edible seeds.

Shell bean and lima bean plant are semantically related. In some cases you can use "Shell bean" instead a noun phrase "Lima bean plant".

Shell bean noun - A bean plant grown primarily for its edible seed rather than its pod.

Lima bean plant and shell bean are semantically related. Sometimes you can replace phrase "Lima bean plant" with "Shell bean", this phrases are similar.