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Useful Tropical Plants

Schwenckia americana

L.

Solanaceae

+ Synonyms

Schwenckia guianensis Benth.

Schwenckia guineensis Schumach. & Thonn.

Schwenckia hirta Benth.

Schwenckia hirta Klotzsch

Common Name:

Schwenckia americana
Plant growing in native habitat
Photograph by: Ehoarn Bidault
Creative Commons License
Schwenckia americana Schwenckia americana Schwenckia americana

General Information

Schwenckia americana is an erect, or ascending and spreading, annual or short-living perennial herb with grooved stems up to 90cm tall[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
The plant is sometimes harvested from the wild for local medicinal use.

Known Hazards

The whole plant is pounded to pulp for use as an effective fish poison[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
Although providing many well-known foods for people, including the potato, tomato, pepper and aubergine, most plants in the family Solanaceae also contain poisonous alkaloids. Unless there are specific entries with information on edible uses, it would be unwise to ingest any part of this plant[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
].

Botanical References

331
Title
Flora of Guatemala
Publication
 
Author
Standley P.C. & J. A. Steyermark
Website
http://www.archive.org/
Publisher
 
Year
1946 - 1976
ISBN
 
Description
A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/

Range

S. America - Argentina, Paraguay, Brazil, Bolivia, Colombia, Venezuela, the Guyanas; C. America - Panama - Mexico; Caribbean - Cuba to Windward Isles.

Habitat

A weed in fields, woodland and disturbed localities, at elevations up to 1,100 metres[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. Dry rocky open hillsides or open thickets, sometimes in brushy pine forests, at elevations up to 1,500 metres in Guatemala[
331
Title
Flora of Guatemala
Publication
 
Author
Standley P.C. & J. A. Steyermark
Website
http://www.archive.org/
Publisher
 
Year
1946 - 1976
ISBN
 
Description
A superb reference, though somewhat dated. Gives lots of plant uses as well as information on plant habit and habitat. The entire flora (13 volumes) can now be downloaded from http://www.archive.org/
].

Properties

Weed PotentialYes
Medicinal Rating *  *  *
Other Uses Rating *  *
HabitAnnual/Perennial
Height0.75 m
Cultivation StatusWild

Cultivation Details



The plant has become naturalized as a weed in many parts of Africa and in India[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

Edible Uses

None known

Medicinal

The aerial parts are widely valued in West African traditional medicine to treat diseases of babies and small children.

A decoction of the whole plant is drunk to cure cough, asthma and weak lungs, as a purgative in cases of poisoning and as an anthelmintic[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. An infusion of the aerial parts is used as a mouth wash to cure infections such as aphthae[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
The plant sap or a decoction of the whole plant is applied as eye drops and nose drops to treat headache, sinusitis and conjunctivitis[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. In different preparations the crushed whole plant, either alone or combined with other plants, is applied externally to relieve intercostal pain or pain caused by swellings, rheumatism, arthritis, stomach problems, hernia and gonorrhoea[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

A leaf decoction is given to pregnant women when the foetus develops too slowly, and is also taken by breast-feeding women to prevent diarrhoea of the baby[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. The decoction is drunk and also applied externally in order to bring down fevers and to cure oedema[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. A leaf infusion is taken to treat female sterility[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. Both fresh and dried leaves are used as an anthelmintic[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
The crushed leafy stems are applied to the skin as a treatment for measles and chickenpox. A poultice made of the leaves is applied to whitlow and athlete’s foot[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. The powder on the leafy twigs is inhaled to cure convulsions with fever[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

The roots are chewed to cure respiratory diseases in children[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
]. A root decoction is given to babies as a purgative and is used by adults as a laxative[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

Preliminary research in the 1960's resulted in the detection of a glycoside, schwenckioside, traces of alkaloids and sapogenins, the latter with cardiotonic activity[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].
A water extract of the leaves showed low antimicrobial activity against Proteus mirabilis and Staphylococcus aureus, but no inhibition of Pseudomonas aeruginosa and Escherichia coli[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

Other Uses

Roots and stems are used as chewing sticks for cleaning the teeth[
299
Title
Protabase - Plant Resources of Tropical Africa.
Publication
 
Author
 
Website
http://www.prota.org
Publisher
 
Year
0
ISBN
 
Description
An excellent on-line database with detailed information on over 3,200 species of useful plants of Africa.
].

Propagation

Seed -
Cite as: Tropical Plants Database, Ken Fern. tropical.theferns.info. 2024-02-26. <tropical.theferns.info/viewtropical.php?id=Schwenckia+americana>

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