Liriodendron tulipifera Linnaeus var. tulipifera . Tulip-tree, Yellow Poplar, Whitewood. Phen: Apr-Jun; Sep-Oct. Hab: Mesic forests, cove forests in the Mountains to at least 1500m in elevation, bottomland forests and swamps. Dist: MA, VT, NY, ON, MI, and n. IL south to Panhandle FL and w. LA; also spread elsewhere from cultivation.

ID notes: Fall color light yellow, sometimes turning orange.

Origin/Endemic status: Native

Synonymy ⓘ: = Fetter, Weakley, & Poindexter () (in prep); < Liriodendron tulipifera L. – Ar, C, F, Fl2, FNA3, G, GW2, Il, K1, K3, Mi, NE, NY, Pa, RAB, S, S13, Tat, Tn, Tx, Va, W, WH3, WV, Hardin & Jones (1989); > Liriodendron tulipifera L. var. obtusiloba Michx. – K4; > Liriodendron tulipifera L. var. tulipifera – K4

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Wetland Indicator Status:

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

Heliophily ⓘ: 5