Robert W. Freckmann Herbarium


  Viola nephrophylla Greene image
Photographer: National Park Service, Yellowstone           

Kenneth J. Sytsma

Merel R. Black

Merel R. Black

Merel R. Black

National Park Service, Yellowstone
Family Violaceae
Viola nephrophylla Greene
northern bog violet
Viola: a classical Latin name for violets
nephrophylla: from Greek nephros, "kidney," and phyllon, "leaf," thus, with kidney-shaped leaves
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: erect, annual/perennial forb, basically stemless; short rhizomes with no stolons
Flower: blue to purple, 5-parted, 3/4"-1 1/4" wide, not widely open, side petals angled forward and bearded, spur petal sometimes bearded; solitary, basal, long-stalked, usually somewhat taller than the leaves; blooms May-June
Fruit:capsule
Leaf:hairless, with heart-shaped base, rounded teeth, main blades wider than long, stalks rising at an angle
Habitat: wet; cold, usually acidic places
Notes: very similar to V. sororia except that the flowers are not widely open
(Glossary)

More Information Natural Communities Herbarium Specimens
All Viola list Google- Images or Text
Synonyms 
Viola nephrophylla Greene f. albinea Farw.
Viola pratincola Greene
Viola retusa Greene

         
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