Indian salad vs John's cabbage

Indian salad and John's cabbage both are nouns.

Word	Noun	Adjective	Verb	Adverb
Indian salad	Yes	No	No	No
John's cabbage	Yes	No	No	No

As nouns, Indian salad and John's cabbage are synonyms defined as:

Indian salad and John's cabbage: showy perennial herb with white flowers; leaves sometimes used as edible greens in southeastern United States

Other synonyms of Indian salad include Hydrophyllum virginianum, Shawnee salad, shawny, Virginia waterleaf.

Indian salad (noun)	John's cabbage (noun)
showy perennial herb with white flowers; leaves sometimes used as edible greens in southeastern United States	showy perennial herb with white flowers; leaves sometimes used as edible greens in southeastern United States