MALVACEAE

Tilia americana Linnaeus var. heterophylla (Ventenat) Loudon. Section: Tilia. Subsection: Lindnera. Mountain Basswood, White Basswood, Linn. Phen: May-Jul; Jul-Aug. Hab: Rich coves and mesic to dry slopes (the drier sites usually on limestone), often one of the most abundant trees in Southern Appalachian cove forests. Dist: Centered in the Southern Appalachians: sw. PA and WV south to c. NC, wc. GA, FL Panhandle, and westward as disjunct populations to the Ozarkian Highlands of s. MO and n. AR.

Origin/Endemic status: Native

Syn: = Ar, C, Fl4, K1, K3, K4, Mo3, NE, NE, NY, Pa, Tn, Va, WH3, Hardin (1990), McCarthy (2012); = Tilia caroliniana ssp. heterophylla – Pigott (2012); = Tilia heterophylla – F, Il, RAB, W, WV; < Tilia americana – FNA6; > Tilia australis – S; > Tilia eburnea – S; > Tilia heterophylla – G, S; > Tilia lasioclada – S; > Tilia michauxii – S; > Tilia monticola – G

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