Viola labradorica - (image 1 of 5)
Taxonomy
Family: Violaceae
Habitat
Moist Woods.
Associates
Distribution
MN south through WI to AL and FL and all states east.
Morphology
Herbaceous perennial from a short, branched rhizome; glabrous throughout. Stems leafy, with stipules with comb-like fringes or incisions. Leaves about as wide as long, reniform, rounded or with a short tip. Flowers pale blue-violet; two lateral petals bearded; spur less than 6 mm long; sepals ciliate.
Notes
Flowers April to June
Wetland indicator: FACW
Some authors still use the name V. conspersa for this species to distinguish it from alpine plants. Endangered in IL and most frequent in the Chicago area of the state.
References
Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY
Haines, A. 2011.
Flora Novae Angliae: a manual for the identification of native and naturalized
higher vascular plants of New England. Yale University Press, New Haven, CT.
Little, R.J. and
L.E. McKinney. 2015. Viola. In: Flora of North America North of
Mexico, Vol. 6. Oxford University Press, New York and Oxford.
Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.
USDA, NRCS. 2002. The PLANTS Database, Version 3.5 (http://plants.usda.gov).
National Plant Data Center, Baton Rouge, LA 70874-4490 USA.
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Michael Hough © 2005 |