I only have found:
Judd, W.W. (1959): Studies of the Byron Bog Southwestern Ontario X;
Inpuilines and victims of the pitcher-plant Sarracenia purpurea L.
Canadian Entomologist 91: 171-180
Rickson, F. R. (1979): Absorption of animal tissue breakdown products
into a plantstem - the feeding of a plant by ants. American Journal of
Botany 66: 87-90
Marlis
-- - Marlis Fricke & Dennis Merbach - Diplombiologen - - http://www.rz.uni-frankfurt.de/~mfricke/ -