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| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|
| Malvaceae | Tilia americana | | Non-standard. Added for North Carolina Botanical Garden planted species. | | |
| Malvaceae | Tilia americana var. americana | Northern Basswood | Rich coves, rocky slopes, metabasalt boulderfields, rich north-facing river bluffs, calcareous Coastal Plain ravines. | NB and MB south to e. VA, w. NC, and OK. | 
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| Malvaceae | Tilia americana var. caroliniana | Southern Basswood, Carolina Basswood | Mesic forests, in the outer Coastal Plain usually associated with shell deposits, Indian shell middens, or underlying coquina limestone ("marl"). | NC south to c. peninsular FL and west to OK and c. TX. | 
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| Malvaceae | Tilia americana var. heterophylla | Mountain Basswood, White Basswood, Linn | 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. | 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. | 
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