common corn salad vs Valerianella olitoria

common corn salad and Valerianella olitoria both are nouns.

Word	Noun	Adjective	Verb	Adverb
common corn salad	Yes	No	No	No
Valerianella olitoria	Yes	No	No	No

As nouns, common corn salad and Valerianella olitoria are synonyms defined as:

common corn salad and Valerianella olitoria: widely cultivated as a salad crop and pot herb; often a weed

Other synonyms of common corn salad include lamb's lettuce, Valerianella locusta.

common corn salad (noun)	Valerianella olitoria (noun)
widely cultivated as a salad crop and pot herb; often a weed	widely cultivated as a salad crop and pot herb; often a weed