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Useful Temperate Plants

Lemna trisulca

L.

Araceae


The Temperate Database is in the process of being updated, with new records being added and old ones being checked and brought up to date where necessary. This record has not yet been checked and updated.

+ Synonyms

Common Name: Star Duckweed

No Image.

General Information

Lemna trisulca is a perennial plant that can grow up to 0.01 metres tall.
It is harvested from the wild for local use as a medicine..

Known Hazards

None known

Botanical References

17
Title
Flora of the British Isles.
Publication
 
Author
Clapham, Tutin and Warburg.
Publisher
Cambridge University Press
Year
1962
ISBN
-
Description
A very comprehensive flora, the standard reference book but it has no pictures.
,
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
,
270
Title
Flora of N. America
Publication
 
Author
 
Website
http://flora.huh.harvard.edu/fna/
Publisher
 
Year
0
ISBN
 
Description
An on-line version of the flora with an excellent description of the plant including a brief mention of plant uses.

Range

Europe, including Britain, from Scandanavia south and east to N. Africa, Asia, N. America, Australia

Habitat

Ponds and ditches in all parts of Britain except north Devon and east Cornwall[
17
Title
Flora of the British Isles.
Publication
 
Author
Clapham, Tutin and Warburg.
Publisher
Cambridge University Press
Year
1962
ISBN
-
Description
A very comprehensive flora, the standard reference book but it has no pictures.
]. Mesotrophic, quiet waters rich in calcium, in cool-temperate regions[
270
Title
Flora of N. America
Publication
 
Author
 
Website
http://flora.huh.harvard.edu/fna/
Publisher
 
Year
0
ISBN
 
Description
An on-line version of the flora with an excellent description of the plant including a brief mention of plant uses.
].

Properties

Medicinal Rating *
HabitPerennial
Height0.01 m
Cultivation StatusWild

Cultivation Details

Requires a sunny position in still water that is rich in nitrates and lime[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
Duckweed can be a troublesome pond weed though it is easily controlled by simply scooping it out[
56
Title
Complete Guide to Water Plants.
Publication
 
Author
Muhlberg. H.
Publisher
E. P. Publishing Ltd.
Year
1982
ISBN
0-7158-0789-7
Description
Deals with a wide range of plants for temperate areas (and indoor aquaria) with quite a lot of information on cultivation techniques.
,
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
]. This scooped out material makes an excellent addition to the compost heap. The growing plant is a good food source for fish and birds, as well as providing cover for creatures in the pond[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
This species is very suitable for use in cold water aquaria though, like all members of the genus, it can harbour fish parasites[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].
The plant over-winters in temperate areas by means of resting buds which sink to the bottom of the pond in the late autumn and rise again in the spring[
200
Title
The New RHS Dictionary of Gardening. 1992.
Publication
 
Author
Huxley. A.
Publisher
MacMillan Press
Year
1992
ISBN
0-333-47494-5
Description
Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
].

Edible Uses

None known

Medicinal

A poultice of the wetted plant, combined with another plant, has been used in the treatment of swellings[
257
Title
Native American Ethnobotany
Publication
 
Author
Moerman. D.
Publisher
Timber Press. Oregon.
Year
1998
ISBN
0-88192-453-9
Description
Very comprehensive but terse guide to the native uses of plants. Excellent bibliography, fully referenced to each plant, giving a pathway to further information. Not for the casual reader.
].

Other Uses

None known

Propagation

Seed - we have no information on this species but, since it spreads so rapidly by division, it really needs no extra help once it is in a pond.
Cite as: Temperate Plants Database, Ken Fern. temperate.theferns.info. 2021-03-02. <temperate.theferns.info/plant/Lemna+trisulca>

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