Search for Pontederia found 3 matches:
Pontederia cordata L.
Pickerelweed; Pontederiaceae
Malecite Drug (Contraceptive)
Infusion of plant used to prevent pregnancy.
Mechling, W.H. 1959 The Malecite Indians With Notes on the Micmacs. Anthropologica 8:239-263 (p. 259)
Pontederia cordata L.
Pickerelweed; Pontederiaceae
Micmac Drug (Contraceptive)
Herbs used to prevent pregnancy.
Chandler, R. Frank, Lois Freeman and Shirley N. Hooper 1979 Herbal Remedies of the Maritime Indians. Journal of Ethnopharmacology 1:49-68 (p. 59)
Pontederia cordata L.
Pickerelweed; Pontederiaceae
Montagnais Drug (Panacea)
"Brew" from plant used for "illness in general."
Speck, Frank G. 1917 Medicine Practices of the Northeastern Algonquians. Proceedings of the 19th International Congress of Americanists Pp. 303-321 (p. 315)