LEDUM PALUSTRE L. (Ericaceae) "Labrador Tea" 5-HYDROXY-7,4'-DIMETHOXY-6-METHYLFLAVONE Plant ALLOAROMADENDRENE Leaf ARBUTIN Leaf CATECHIN-TANNINS Leaf 80,000 - 170,000 ppm CITRIC-ACID Plant EO Leaf 3,000 - 25,000 ppm ERICINOL Leaf ERICOLIN Leaf HYPEROSIDE Leaf LEDITANNIC-ACID Leaf LEDOL Leaf LEPALENE Plant MALIC-ACID Plant MYRCENE Leaf OXALIC-ACID Plant PALUSTROL Leaf QUERCETIN Leaf TARTARIC-ACID Plant --------------------------------------------------- ppm = parts per million