SHORE BLADDERWORT 



Scientific name: Utricularia resupinata. 



Identifying features: Plant body is an- 

 chored on or in mud, sand, or sphagnum 

 on the shores of fluctuating ponds or 

 swamps. Bladders are scattered on a few 

 thin branches, some of which may project 

 above the surface. Flowers are purple, 

 sometimes white, with an obvious blunt 

 spur at the back, borne singly on stalks up 

 to 4 inches long. 



Flowering period: May through summer. 



Distribution: Northern Midwest and 

 northeastern United States, adjacent 

 Canada south to southern Florida, and west 

 to southestem Alabama. 



Habitat: Edges of sandy sinkhole lakes 

 and ponds, ditch edges, shores of swampy 

 ponds, sphagnum masses at edges of 

 water. 



Distribution in forest: Scattered throughout. 

 Abundance in forest: Occasional. 



Other information: This bladderwort and the purple bladderwort are the only 

 ones with purplish flowers. Flowers of this species have a conspicuous blunt 

 spur at the back. It is easily distinguished from the purple bladderwort which has 

 a very inconspicuous spur and has sacklike lower petals. 



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