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Viola ×insessa

Viola ×insessa House

Vermont Hybrid Violet

Violaceae (Violet family)

Synonym(s):

USDA Symbol: VIIN2

USDA Native Status: L48 (N)

"Quite intermediate between the parent species in those particulars in which they differ; especially in the length of the cleistogamous flowers and of the auricles of the sepals, characters in which the two species are in extreme contrast." (Reslit: 2847). Taller, more cespitose, with less obtuse leaves, bearing smaller flowers on longer peduncles than parent Viola nephrophylla. (Reslit:2847)

Hybrid progeny of Viola cucullata and V. nephrophylla. (Webref: 27).

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Plant Characteristics

Duration: Perennial
Habit: Herb
Leaf Complexity: Simple
Fruit Type: Capsule
Size Notes: Up to about 8 inches tall.
Leaf: "... relatively narrow leaf-blade, less than two inches wide ..." (Bibref: 1797).
Flower: "...less than two inches wide; like V. cucullata in the strongly clavate beard of its lateral petals; like V. nephrophylla in its ovoid cleistogamous flowers, not subulate as in V. cucullata; like V. cucullata in its glabrous spurred petals, not villous as in V. nephrophylla." (Bibref: 1797).

Bloom Information

Bloom Color: Violet

Distribution

USA: VT
Native Distribution: Vermont endemic. (Webref: 27)
Native Habitat: "�cold bogs and borders of streams." (Bibref: 1797).

National Wetland Indicator Status

Region:	AGCP	AK	AW	CB	EMP	GP	HI	MW	NCNE	WMVE
Status:									FACW

This information is derived from: U.S. Army Corps of Engineers. (2023). 2022 National Wetland Plant List, version 3.6. U.S. Army Engineer Research and Development Center, Vicksburg, MS. https://wetland-plants.usace.army.mil/. Click here for map of regions.

Bibliography

Bibref 1797 - Some Natural Violet Hybrids of North America (1924) Brainerd, Ezra

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Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 6 - Germplasm Resources Information Network - (GRIN) [Online Database] (2018) USDA, ARS, National Genetic Resources Program, National Germplasm Resources Laboratory, Beltsville, Maryland.
Webref 27 - USDA Plants Database (2018) USDA, NRCS.

Additional resources

USDA: Find Viola �insessa in USDA Plants
FNA: Find Viola �insessa in the Flora of North America (if available)
Google: Search Google for Viola �insessa

Metadata

Record Modified: 2023-01-02
Research By: Joseph A. Marcus

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