Alnus glutinosa

Common alder

Alnus glutinosa, commonly known as the European alder, is a versatile wetland tree prized for its medicinal properties. Historically used to treat skin inflammations, digestive issues, and respiratory ailments, its bark and leaves contain tannins and bioactive compounds that offer significant therapeutic potential in traditional and modern herbal medicine.

  • Scientific name: Alnus glutinosa
  • Family: Betulaceae
  • Native range: Europe

Taxonomical Classification

This plant belongs to the kingdom Plantae within the phylum Streptophyta and the class Equisetopsida. It is further classified under the subclass Magnoliidae and the order Fagales, falling into the family Betulaceae. Finally, it is identified by the genus Alnus.

Rank Classification Source
Kingdom Plantae WCVP
Phylum Streptophyta WCVP
Class Equisetopsida WCVP
Subclass Magnoliidae WCVP
Order Fagales WCVP
Family Betulaceae WCVP
Genus Alnus WCVP

Common Names

This plant, known scientifically as Alnus glutinosa, is recognized by various common names across different languages and regions. In Bosnia, it is referred to as Crna joha, while in Poland, it is called olsza czarna. The Basque language identifies it as Haltz beltz, and in the Udmurt language, it is known as Сьӧд лулпу. Additionally, in the Vec language, it is known as Onaro moro.
Language Common Name Source
vec Onaro moro Wikidata
pl olsza czarna Wikidata
eu Haltz beltz Wikidata
udm Сьӧд лулпу Wikidata
bs Crna joha Wikidata
be Вольха чорная Wikidata
hu mézgás éger Wikidata
lv Melnalksnis Wikidata
gl Abeneiro Wikidata
et sanglepp Wikidata

Distribution

This plant is widely distributed across several regions within Northern Europe. Specifically, its presence is well-documented in the country of Denmark. It can also be found growing naturally throughout Finland. The species is common in the landscapes of both Great Britain and Ireland. Finally, its range extends further north into the territories of Norway.

Region Area Source
Northern Europe Denmark WCVP
Northern Europe Finland WCVP
Northern Europe Great Britain WCVP
Northern Europe Ireland WCVP
Northern Europe Norway WCVP
Northern Europe Sweden WCVP
Middle Europe Austria WCVP
Middle Europe Belgium WCVP
Middle Europe Czechia-Slovakia WCVP
Middle Europe Germany WCVP

Plant Parts

This plant, Alnus glutinosa, commonly known as the European alder, contains various components that are utilized in traditional medicine. The bark is highly valued for its astringent properties and is frequently applied topically to aid in wound healing by reducing inflammation and promoting tissue repair. In addition to the bark, the female catkins serve as a distinct morphological feature that can be harvested for specific herbal preparations. Furthermore, the aerial parts of the tree, which encompass the leaves, twigs, and branches, are often collected to create decoctions used in various therapeutic applications.
Total parts
4
Scientific sources
5
Plant Part Sources Confidence
bark 2 ★☆☆☆☆
wound healing 1 ★☆☆☆☆
female catkins 1 ★☆☆☆☆
aerial parts 1 ★☆☆☆☆

Chemicals

Alnus glutinosa has 20 reported phytochemicals identified across 21 scientific publications and several other databases. The most consistently reported chemicals include tannins, anthraquinones, betulinic acid, catechin, citrulline.

Total chemicals
20
Scientific sources
21

Most Reported Compounds

Compound Sources Confidence
tannins 2 ★☆☆☆☆
anthraquinones 1 ★☆☆☆☆
betulinic acid 1 ★☆☆☆☆
catechin 1 ★☆☆☆☆
citrulline 1 ★☆☆☆☆
epicatechin 1 ★☆☆☆☆
flavonoids 1 ★☆☆☆☆
gallic acid 1 ★☆☆☆☆
glutamine synthetase 1 ★☆☆☆☆
naringin 1 ★☆☆☆☆

Activities

Alnus glutinosa has 7 reported activities identified across 8 scientific publications and several other databases. The most consistently reported activities include Antioxidant, Antimicrobial, Astringent, Cathartic, Emetic.

Total activities
7
Scientific sources
8

Most Reported Activities

Activity Sources Confidence
Antioxidant 2 ★☆☆☆☆
Antimicrobial 1 ★☆☆☆☆
Astringent 1 ★☆☆☆☆
Cathartic 1 ★☆☆☆☆
Emetic 1 ★☆☆☆☆
Febrifuge 1 ★☆☆☆☆
Tonic 1 ★☆☆☆☆

Medicinal Uses

Alnus glutinosa has 6 reported medicinal uses identified across 7 scientific publications and several other databases. The most consistently reported uses include wound healing, diabetes mellitus, inflammation, neurodegenerative diseases, obesity.

Total uses
6
Scientific sources
7

Most Reported Uses

Use Sources Confidence
wound healing 2 ★☆☆☆☆
diabetes mellitus 1 ★☆☆☆☆
inflammation 1 ★☆☆☆☆
neurodegenerative diseases 1 ★☆☆☆☆
obesity 1 ★☆☆☆☆
oxidative stress 1 ★☆☆☆☆