Viola stoneana House. Section: Nosphinium. Subsection: Borealiamericanae. Common name: Stone's Violet. Phenology: Apr-Jul. Habitat: Moist loam of rich mesic forest slopes and bases of slopes. Distribution: Local along and near the "fall line" between the upper Atlantic Coastal Plain and the lower Piedmont, se. NY to c. VA; disjunct in ec. NC.
Origin/Endemic status: Endemic
Taxonomy Comments: Although most taxonomists have followed Russell (1965) in treating Viola stoneana House as a hybrid, studies have shown it to be distinct, fully fertile, and inhabiting a quite different rich mesic forest habitat with a regionally endemic distribution; it is treated separately here.
Synonymy ⓘ: = F, G, K4, POWO, Tat, Ballard, Kartesz, & Nishino (2023); < Viola palmata L. var. palmata — FNA6, NS, RAB; < Viola subsinuata Greene — Pa
Links to other floras: < Viola palmata var. palmata - FNA6
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACU (taxonomic split from wetland indicator species)
- Eastern Mountains and Piedmont: FACU (taxonomic split from wetland indicator species)
- 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 ⓘ: 3
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Horticultural Information
No horticultural data found for this taxon.