Virginia waterleaf vir·gi·nia·waterleaf uncommon noun 1. showy perennial herb with white flowers; leaves sometimes used as edible greens in southeastern United States SynonymsVirginia waterleafShawnee saladshawnyIndian saladJohn's cabbageHydrophyllum virginianum Related words Broader terms waterleaf WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.