Steinmetz:Pyrus

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General Index
(総索引)
Medicinal Effect
(薬効一覧)

Contents


Pyrus aria

Also known as (or relevant to)
Family
Pomaceae
English Names
  • Atlas tree
  • White Beam
Natural Habitat
  • Europe (especially Southern Germany)
Part(s) Used
  • Fructus
Constituent(s)
  • tannin
  • citric acid
  • malic acid
Action
  • used in diarrhoea
  • coughs
  • etc.



Pyrus aucuparia

Also known as (or relevant to)
Family
Rosaceae
English Names
  • Mountain Ash
  • Rowan tree
Natural Habitat
  • temperate parts of Europe
  • Asia
  • North America: the species Pyrus americanus
Part(s) Used
  • Fructus Sorbi aucupariae
  • Folia Sorbi
  • Flores Sorbi
Constituent(s)
  • berry; tartaric acid (before ripening)
  • prussic acid
  • tannin
  • malic acid
  • citric acid
  • sorbin
  • sorbit
  • sugar
  • vitamin C (provitamin A)
  • fatty oil (when ripe); leaf: amygdalin
  • tannin; flower: trimethylamin
Action
  • berry: depurative
  • pectoral
  • astringent
  • diuretic
  • antiscorbutic
  • emmenagogue
  • aperient; the roasted berries are a substitute for coffee; flower: aperient; leaf: aperient
  • pectoral



Pyrus communis

Also known as (or relevant to)
Family
Pomaceae
English Names
  • Pear tree
Natural Habitat
  • Europe
  • Asia
Part(s) Used
  • Fructus Pyrus communis
  • Folia Pyrus communis
Constituent(s)
  • fruit: sugar
  • free acids
  • tannin
  • pectin
  • invertin
  • asparagin
  • pentosanes; leaf: hydroquinone
Action
  • fruit: nutritive; leaf: diuretic
  • calmative



Pyrus domestica

Also known as (or relevant to)
Family
Pomaceae
English Names
  • Service tree
  • Whitty Pear
Natural Habitat
  • Southern Europe
Part(s) Used
  • Fructus Sorbi domesticae
Constituent(s)
  • tannin
Action
  • unripe fruit: astringent



Pyrus malus

Also known as (or relevant to)
Family
Rosaceae
English Names
  • Apple tree
Natural Habitat
  • Europe
  • temperate parts of North America
  • Australia and Orient
Part(s) Used
  • Fructus Mail
  • Cortex Pyri mali
  • Folia Mali
Constituent(s)
  • leaf: isophloridzin; fruit: chlorophyll
  • phosphorus
  • albumen
  • sugar
  • lime
  • gum
  • malic acid
  • gallic acid
  • pectin
  • tannin
  • mucilage
  • vitamins A
  • B and C
  • enzyme
  • cellulose
Action
  • leaf: diuretic; fruit: appetising
  • digestive
  • diuretic
  • nutritive

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