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Useful Tropical Plants

Alexa wachenheimii

Benoist

Fabaceae

+ Synonyms

Common Name:

No Image.

General Information

Alexa wachenheimii is a tree growing up to 25 metres or more tall. It has a few, thick, low buttresses[
422
Title
Fruits of the Guianan Flora
Publication
 
Author
van Roosmalen. M.G.M.
Publisher
Institute of Systematic Boyany, Utrecht University; Netherlands.
Year
1985
ISBN
90-9000988-4
Description
Terse descriptions of over 1,700 species from the Guianas that bear fruits - not necessarily edible! Often mentions if the fruit is edible, plus gives brief description of habit and habitat.
].
The tree is harvested from the wild for local use as a medicine and source of timber.
Alexa wachenheimii occurs in Guyana, Suriname and French Guiana. The species appears to be widespread in its natural range and no major threats are known at present. The plant is classified as 'Least Concern' in the IUCN Red List of Threatened Species(2013)[
338
Title
IUCN Red List of Threatened Species
Publication
 
Author
 
Website
http://www.iucnredlist.org/
Publisher
 
Year
0
ISBN
 
Description
A list of plants under threat and facing possible extinction, usually with brief details of the threats and information on habitat.
].

Known Hazards

None known

Botanical References

422
Title
Fruits of the Guianan Flora
Publication
 
Author
van Roosmalen. M.G.M.
Publisher
Institute of Systematic Boyany, Utrecht University; Netherlands.
Year
1985
ISBN
90-9000988-4
Description
Terse descriptions of over 1,700 species from the Guianas that bear fruits - not necessarily edible! Often mentions if the fruit is edible, plus gives brief description of habit and habitat.

Range

S. America - Guyana, Surinam, French Guyana

Habitat

Swamp evergreen forests and in swampy places on granite soils, sometimes in rain forests[
338
Title
IUCN Red List of Threatened Species
Publication
 
Author
 
Website
http://www.iucnredlist.org/
Publisher
 
Year
0
ISBN
 
Description
A list of plants under threat and facing possible extinction, usually with brief details of the threats and information on habitat.
,
422
Title
Fruits of the Guianan Flora
Publication
 
Author
van Roosmalen. M.G.M.
Publisher
Institute of Systematic Boyany, Utrecht University; Netherlands.
Year
1985
ISBN
90-9000988-4
Description
Terse descriptions of over 1,700 species from the Guianas that bear fruits - not necessarily edible! Often mentions if the fruit is edible, plus gives brief description of habit and habitat.
].

Properties

Conservation StatusLeast Concern
Medicinal Rating *  *
Other Uses Rating *  *
HabitTree
Height20.00 m
Cultivation StatusWild

Cultivation Details



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[
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 decoction of the bark is used as an external wash to remedy fevers[
348
Title
Medicinal Plants of the Guianas
Publication
 
Author
DeFilipps, R. A.; Maina, S. L.; & Crepin, J.
Website
http://botany.si.edu/bdg/medicinal/index.html
Publisher
Smithsonian Museum
Year
0
ISBN
 
Description
A down-loadable PDF document of a book in pre-publication awaiting illustration. An excellent, if rather terse, guide to the traditional medicinal uses of the plants of the region
].

Other Uses

The wood of several species in this genus appears to be suitable for interior construction and carpentry, but has little commercial possibilities[
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.
].
We have no specific information on the wood of this species, but it is likely to be similar to other members of the genus. The following description is for Alexa imperatricis[
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
].

The heartwood is nearly colourless to brownish yellow, but occasionally somewhat darker; it is not readily separated from the thick, dingy white sapwood. The grain is straight; texture rather coarse; lustre is medium to low; seasoned wood is odourless and tasteless[
378
Title
Present and Potential Commercial Timbers of the Caribbean
Publication
USDA Agricultural Handbook No. 207
Author
Longwood.F.R.
Publisher
USDA Forest Service; Washington, DC.
Year
1962
ISBN
 
Description
Quite detailed information on more than 60 species of Caribbean timber trees, giving species descriptions, habitat, detailed info on the wood and some info on other uses. Available for download on the internet.
]. The wood is light in weight, moderately strong, highly resistant to decay, although the freshly cut logs are very susceptible to damage by pinhole borers[
378
Title
Present and Potential Commercial Timbers of the Caribbean
Publication
USDA Agricultural Handbook No. 207
Author
Longwood.F.R.
Publisher
USDA Forest Service; Washington, DC.
Year
1962
ISBN
 
Description
Quite detailed information on more than 60 species of Caribbean timber trees, giving species descriptions, habitat, detailed info on the wood and some info on other uses. Available for download on the internet.
]. It is considered to work easily and finish satisfactorily[
378
Title
Present and Potential Commercial Timbers of the Caribbean
Publication
USDA Agricultural Handbook No. 207
Author
Longwood.F.R.
Publisher
USDA Forest Service; Washington, DC.
Year
1962
ISBN
 
Description
Quite detailed information on more than 60 species of Caribbean timber trees, giving species descriptions, habitat, detailed info on the wood and some info on other uses. Available for download on the internet.
]. The wood is suitable for interior construction, boxes, crating, general construction, plywood etc. In a region where heavy, hard, strong woods predominate, a wood such as this should be readily accepted for many uses to which these other woods are not suited. In many places, it could replace the imported pines and Douglas-fir[
378
Title
Present and Potential Commercial Timbers of the Caribbean
Publication
USDA Agricultural Handbook No. 207
Author
Longwood.F.R.
Publisher
USDA Forest Service; Washington, DC.
Year
1962
ISBN
 
Description
Quite detailed information on more than 60 species of Caribbean timber trees, giving species descriptions, habitat, detailed info on the wood and some info on other uses. Available for download on the internet.
].

Propagation

Seed -
Cite as: Tropical Plants Database, Ken Fern. tropical.theferns.info. 2024-06-22. <tropical.theferns.info/viewtropical.php?id=Alexa+wachenheimii>

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