Marsh Blue Violet
Viola cucullata

f20 @ 1/200s, ISO:1250, Nikon D3S w 105mm micro

"Viola cucullata," Wikipedia, the free encyclopedia. Viola cucullata (Hooded Blue Violet, Marsh Blue Violet or Purple Violet) is a species of the genus Viola native to eastern North America, from Newfoundland west to Ontario and Minnesota, and south to Georgia. It is a low-growing perennial herbaceous plant up to 20 cm tall. The leaves form a basal cluster; they are simple, up to 10 centimeters (3.9 in) broad, with an entire margin and a long petiole. The flowers are violet, dark blue and occasionally white. with five petals. The fruit is a capsule 1015 mm long, which splits into three sections at maturity to release the numerous small seeds. The purple violet is the provincial flower of New Brunswick.
Mass Audubon's Ashumet Holly Wildlife Sanctuary, East Falmouth, Massachusetts