Steinmetz:Populus

Populus alba

Also known as (or relevant to) Populus alba Family Salicaceae English Names White Poplar Abbey White Asp Abele Natural Habitat China America; cultivated in Europe Part(s) Used Cortex Populi albae Folia Populi albae Gemmae Populi albae

Constituent(s) salicin populin essential oil wax resin gum tannic acid chrysin mannite fat acids Action diuretic stimulant tonic febrifuge (the bark is usually the part preferred; the leaves have the same properties in a lesser degree)

Populus nigra

Also known as (or relevant to) Populus nigra Family Salicaceae English Names Black Poplar Natural Habitat Europe especially Hungary Part(s) Used Cortex Populi nigrae Folia Populi nigrae Gemmae Populi nigrae

Constituent(s) bud: essential oil wax balsamic resin salicin populin mannite fat colouring matter (chrysin tectochrysin) gum tannic acid Action bud: diuretic febrifuge sudorific tonic. Used in hypertrophy of the prostate and in affections of the bladder (especially for elderly men) and employed in healing ointments; bark: diuretic febrifuge