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Useful Tropical Plants

Crotalaria tetragona

Roxb. ex Andrews

Fabaceae

+ Synonyms

Crotalaria esquirolii H.Lév.

Crotalaria grandiflora Zoll.

Common Name:

Crotalaria tetragona

General Information

Crotalaria tetragona is an erect shrub growing up to 2 metres tall[
272
Title
Plants and People of Nepal
Publication
 
Author
Manandhar. N. P.
Publisher
Timber Press. Oregon.
Year
2002
ISBN
0-88192-527-6
Description
Excellent book, covering over 1,500 species of useful plants from Nepal together with information on the geography and peoples of Nepal. Good descriptions of the plants with terse notes on their uses.
,
1341
Title
A revision of the Genus Crotalaria Linn. (Papilionaceae) in Thailand
Publication
Thai For Bull 11;105-181; 1978
Author
Chawalit Niyomdham
Publisher
 
Year
1978
ISBN
 
Description
 
].
The plant is harvested from the wild for local use as a food.

Known Hazards

No specific mention of toxicity has been seen for this species, but many members of this genus are known to contain pyrrolizidine alkaloids, the most potent of which in this genus are monocrotaline, retrorsine and retronecine[
1309
Title
The Leguminosae; A Source Book of Characteristics, Uses and Nodulation
Publication
 
Author
Allen O.N.; Allen E.K.
Publisher
University of Wisconsin
Year
1981
ISBN
0-333-32221-5
Description
An amazing and comprehensive work, giving a brief guide to the many genera of the family Fabaceae and also the principle uses of the genus.
]. These alkaloids have a cumulative effect upon the body and, unless concentrations in a plant are high, occasional consumption is generally completely safe. Pyrrolizidine alkaloids are derived from amino acids including ornithine. Many of these alkaloids have pronounced hepatic toxicity, but the lungs and other organs may be affected as well. Mutagenic and carcinogenic activities of pyrrolizidine alkaloids have also been reported[
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.
].

Botanical References

266
Title
Flora of China
Publication
 
Author
 
Website
http://flora.huh.harvard.edu/china/
Publisher
Missouri Botanical Garden Press; St. Louis.
Year
1994
ISBN
 
Description
An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.
,
1341
Title
A revision of the Genus Crotalaria Linn. (Papilionaceae) in Thailand
Publication
Thai For Bull 11;105-181; 1978
Author
Chawalit Niyomdham
Publisher
 
Year
1978
ISBN
 
Description
 

Range

E. Asia - China, India, Nepal, Bhutan, Bangladesh, Myanmar, Thailand, Laos, Vietnam

Habitat

Open slopes at elevations up to 1,700 metres in Nepal[
272
Title
Plants and People of Nepal
Publication
 
Author
Manandhar. N. P.
Publisher
Timber Press. Oregon.
Year
2002
ISBN
0-88192-527-6
Description
Excellent book, covering over 1,500 species of useful plants from Nepal together with information on the geography and peoples of Nepal. Good descriptions of the plants with terse notes on their uses.
]. Sparse forests, along trails at elevations from 500 - 1,600 metres in China[
266
Title
Flora of China
Publication
 
Author
 
Website
http://flora.huh.harvard.edu/china/
Publisher
Missouri Botanical Garden Press; St. Louis.
Year
1994
ISBN
 
Description
An excellent, comprehensive resource in 25 volumes. In addition to the botanical information the flora also gives basic information on habitat and some uses. An on-line version is also available.
]. Open areas in pine forests and secondary forests dominated by bamboo, at elevations to 2,070 metres[
1343
Title
Crotalaria L. (Fabaceae: Faboideae) in continental Southeast Asia
Publication
Phytotaxa 320 (1): 001-074
Author
Ninkaew S.; Balslev H.; Pornpongrungrueng P.; Chantaranothai
Publisher
 
Year
2017
ISBN
978-1-77670-218-3
Description
 
].

Properties

Edibility Rating *  *
HabitShrub
Height0.00 m
Cultivation StatusWild

Cultivation Details


Plants in this genus generally prefer a sunny position, succeeding in dry to moist, well-drained soils[
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 has a symbiotic relationship with certain soil bacteria; these bacteria form nodules on the roots and fix atmospheric nitrogen. Some of this nitrogen is utilized by the growing plant but some can also be used by other plants growing nearby[
755
Title
Nodulation Plants in GRIN Taxonomy
Publication
 
Author
 
Website
http://www.ars-grin.gov/~sbmljw/cgi-bin/taxnodul.pl?language=en
Publisher
United States Department of Agriculture
Year
0
ISBN
 
Description
An online database listing plants that have either positive or negative reports on root and stem nodulation with nitrogen-fixing bacteria.
].

Edible Uses

Flowers - cooked and eaten as a vegetable[
272
Title
Plants and People of Nepal
Publication
 
Author
Manandhar. N. P.
Publisher
Timber Press. Oregon.
Year
2002
ISBN
0-88192-527-6
Description
Excellent book, covering over 1,500 species of useful plants from Nepal together with information on the geography and peoples of Nepal. Good descriptions of the plants with terse notes on their uses.
].

Medicinal

None known

Other Uses

None known

Propagation

Seed - stored seed has a hard seedcoat and can benefit from scarification before sowing in order to speed up and improve germination[
397
Title
Australian Native Plants Society
Publication
 
Author
 
Website
http://anpsa.org.au/index.html
Publisher
 
Year
0
ISBN
 
Description
A series of fact sheets on Australian plants. Good photographs, brief description and information on uses, habitat, range, cultivation etc.
]. This can usually be done by pouring a small amount of nearly boiling water on the seeds (being careful not to cook them!) and then soaking them for 12 - 24 hours in warm water. By this time they should have imbibed moisture and swollen - if they have not, then carefully make a nick in the seedcoat (being careful not to damage the embryo) and soak for a further 12 hours before sowing.
Cuttings
Cite as: Tropical Plants Database, Ken Fern. tropical.theferns.info. 2024-05-02. <tropical.theferns.info/viewtropical.php?id=Crotalaria+tetragona>

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