Nuphar advena (Aiton) W.T. Aiton. Section: Astylus. Broadleaf Pondlily. Phen: Apr-Oct. Hab: Lakes, ponds, natural depression ponds, old millponds, slow-flowing rivers (blackwater and brownwater), tidal freshwater marshes. Dist: The most widespread and common Nuphar in e. North America, ranging from ME west to WI, south to s. FL, Cuba, TX, and n. Mexico.

Origin/Endemic status: Native

Synonymy: = C, Il, Mi, NcTx, NE, Pa, Tat, Tn, Va, WV, Culatta et al (2022); = Nuphar advena (Aiton) W.T.Aiton ssp. advena – AqW, Fl2, K3, K4, NY, WH3, Padgett (1999), Padgett (2007); = Nuphar lutea Sm. ssp. advena (Aiton) Kartesz & Gandhi – K1; = Nuphar luteum (L.) Sibth. & Sm. ssp. macrophyllum (Small) E.O.Beal – GrPl, GW2, RAB, Tx, W, Beal (1956); < Nuphar advena (Aiton) W.T.Aiton – FNA3; > Nuphar advena (Aiton) W.T.Aiton – F, G; > Nuphar fluviatile (R.M.Harper) Standl. – F, G; < Nuphar luteum (L.) Sibth. & Sm., misapplied; > Nuphar ovatum (Mill. & Standl.) Standl. – F; > Nuphar puteorum Fernald – F; > Nymphaea advena Aiton – S, S13; > Nymphaea chartacea G.S.Mill. & Standl. – S; > Nymphaea fluviatilis R.M.Harper – S; > Nymphaea macrophylla Small – S, S13

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: OBL
• Eastern Mountains and Piedmont: OBL (taxonomic split from wetland indicator species)
• Great Plains: OBL (taxonomic split from wetland indicator species)
• Midwest: OBL (taxonomic split from wetland indicator species)
• Northcentral & Northeast: OBL (taxonomic split from wetland indicator species)

Heliophily: 8