Endothenia daeckeana Krft. is an obligate associate of S. purpurea L. in Wisconsin. This paper presents a preliminary analysis of the ecological relationship between this moth and its host plant.
Guntenspergen, G.R. and C.R. Rupprecht. 1983. The ecology of a moth associated with the northern pitcher plant (Sarracenia purpurea). 16(1): 10-13.