Crotalaria valetonii
Backer
Fabaceae
Common Name:
General Information
Crotalaria valetonii is an annual to short-lived perennial plant with stems that can become somewhat woody. It grows up to 1 metre tall[
310- Title
- Plant Resources of Southeast Asia
- Publication
-
- Author
-
- Website
- http://proseanet.org/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- Lots of information on the uses of the plants of SE Asia.
].
The plant has been grown as a green manure and cover crop.
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
Range
Southeast Asia - Indonesia.
Habitat
Sunny dry locations, at elevations up to 150 metres[
310- Title
- Plant Resources of Southeast Asia
- Publication
-
- Author
-
- Website
- http://proseanet.org/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- Lots of information on the uses of the plants of SE Asia.
].
Properties
| Other Uses Rating |  |
| Habit | Annual/Perennial |
| Height | 0.80 m |
| Growth Rate | Fast |
| Cultivation Status | Wild |
Cultivation Details
A plant of drier areas in the lowland tropics, it can also be grown in more humid areas[
310- Title
- Plant Resources of Southeast Asia
- Publication
-
- Author
-
- Website
- http://proseanet.org/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- Lots of information on the uses of the plants of SE Asia.
].
Grows best in a sunny position[
310- Title
- Plant Resources of Southeast Asia
- Publication
-
- Author
-
- Website
- http://proseanet.org/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- Lots of information on the uses of the plants of SE Asia.
]. Succeeds in dry and moist soils[
310- Title
- Plant Resources of Southeast Asia
- Publication
-
- Author
-
- Website
- http://proseanet.org/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- Lots of information on the uses of the plants of SE Asia.
].
A fast-growing plant[
310- Title
- Plant Resources of Southeast Asia
- Publication
-
- Author
-
- Website
- http://proseanet.org/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- Lots of information on the uses of the plants of SE Asia.
].
Under dry conditions the plant sets seed after 6 months and may live up to 18 months[
310- Title
- Plant Resources of Southeast Asia
- Publication
-
- Author
-
- Website
- http://proseanet.org/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- Lots of information on the uses of the plants of SE Asia.
].
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
None known
Medicinal
None known
Agroforestry Uses:
The plant has been grown as a green manure and cover crop in coffee and tea plantations, but its present use is not well known[
310- Title
- Plant Resources of Southeast Asia
- Publication
-
- Author
-
- Website
- http://proseanet.org/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- Lots of information on the uses of the plants of SE Asia.
].
Other Uses
None known
Propagation
Seed - sow in situ. Pre-soaking the seed for 12 hours in warm water can help to reduce germination time.
If you have any useful information about this plant, please leave a comment. Comments have to be approved before they are shown here.
Useful Tropical Plants Database 2014 by
Ken Fern,
web interface by
Ajna Fern
with help from
Richard Morris.
