Nymphaea advena subsp. erythraea G.S. Miller & Standley

Nymphaea advena subsp. erythraea G.S. Miller & Standley is a synonym sensu Padgett, 2007 of:

Nuphar advena (Aiton) W.T. Aiton subsp. advena, an accepted subspecies name sensu Padgett, 2007.