Entandrophragma utile is a deciduous Tree growing to 45 m (ft) by 30 m (98ft) at a slow rate. It is hardy to zone (UK) The plant is not self-fertile. Suitable. Entandrophragma utile in the Germplasm Resources Information Network (GRIN) , U.S. Department of Agriculture Agricultural Research Service. BOTANIC DESCRIPTION. Entandrophragma utile is a large tree up to 60 m and more in height, with a DBH of more than cm. Crown regular with few.
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In some regions it has even become near to extinction, e. Under nursery conditions, however, seedlings can reach 40 cm tall in 6 months and 75 cm in one year. However, there seems to be considerable variation in drying characteristics. Locally in Liberia, one tree of more than 60 cm bole diameter per 6 ha can be found.
Saplings of Entandrophragma utile are more light-demanding entandrophrqgma those of other Entandrophragma spp.
Bark sap is used for stomach pain, kidney pain, rheumatism, eye inflammations, and otitis. Flowers unisexual, regular, 5-merous; pedicel 2—3 mm long; calyx cup-shaped, shortly lobed, 0. In Gabon Entandrophragma utile is uncommon, in most regions even rare. Repeated soaking of the seeds is reported to improve germination. It prefers well-drained localities on deep soils.
Charred and pulverized bark, mixed with salt and palm oil, is rubbed into scarifications to treat headache. The wood kiln dries satisfactorily, but material with much interlocked grain utlie give difficulties.
Entandrophragma utile – Wikispecies
Sipo, acajou sipo, acajou assim Fr. It air dries rather slowly, and may be liable to splitting and distortion. It is hardy to zone UK Wood that can not be valorised as timber may be used as firewood and for charcoal production.
In forests in Congo in the beginning of the s Entandrophragma utile was selectively logged in a rotation of 30—40 years, together with Entandrophragma cylindricum Sprague Sprague and Triplochiton scleroxylon K. Overhead shade promotes the survival of young seedlings, which are liable to mite and insect attacks in full sunlight. Seedling with epigeal germination, but cotyledons often remaining within the testa; hypocotyl 4—8.
Damage to seedlings due to Hypsipyla robusta shoot borer attack may be high in other countries as well. The grain is slightly interlocked, ufile moderately fine. The wood is not liable to splitting in nailing and screwing, with good holding properties. Stumps and striplings have been used for propagation, but the success rate of stumps was low. The heartwood is very resistant to preservatives.
IUCN Red List of Threatened Species
The useful plants of West Tropical Africa. Redrawn and adapted by Iskak Syamsudin tree habit tree habit base of bole bark bole leaf leaf, opened fruit and seeds opened fruit opened fruit and seeds various parts of the tree obtained from W.
Agricultural Research Reports2nd Impression. Entandrophfagma of eye drops containing aloe Aloe arborescens Mill. Entandrophragma utile Aluka – Entandrophragma utile Dawe In Gabon Entandrophragma utile is uncommon, in most regions even rare.
Some entilins showed moderate in-vitro antimalarial activity against chloroquine-resistant strains of Plasmodium falciparum. Entandrophragma utile Utile x – k – jpg www. The wood is moderately heavy; soft to moderately entanddrophragma moderately durable, being moderately resistant to powder-post beetle, pinhole borer, termite and marine borer attacks.
To leave a comment please Register or login here All comments need to be approved so will not appear immediately. The wood saws and works fairly easily with both hand and machine tools, with only slight blunting effects on cutting edges; finishing usually gives good results, with a nice polish, but the use of a filler may be needed; it is not liable to splitting in nailing and screwing, with good holding properties; gluing, staining and polishing properties are satisfactory, but the steam bending properties are poor.
Entandrophragma utile Entandrophragma utile x – 23k – jpg www. In a specimen of Entandrophragma excelsum towering more than 80 m was identified at Kilimanjaro.
A massage with a bark maceration is considered useful as tonic and stimulant[ ].
The wood is moderately durable, being moderately resistant to powder-post beetle, pinhole borer, termite and marine borer attacks. Entandrophragma utile opened fruit. Some entilins showed moderate in-vitro antimalarial activity against chloroquine-resistant strains of Plasmodium falciparum. In Cameroon the bark is used to treat malaria.
Wood that can not be utilized as timber may be used as firewood and for charcoal production[ ].