The objective of this study to carry out phytochemical screening, determination of chemical composition and determine antioxidant activity of plant extracts. Foliage of K. senegalensis. Bioactivity of the ethanolic extract was found to be greater than the aqueous extract. Eight new limonoids, khayseneganins A–H (1–8), and 31 known limonoids were isolated from the leaves and twigs of Khaya senegalensis. Leaves Type/ Shape/ Size- as seen in photo Inflorescence Type/ Size- as seen in photo Flowers Size/ Colour/ Calyx/ Bracts-as seen in photo Fruits Type/ Shape/ Size Seeds- not found Other Information like Fragrance, Pollinator, Uses etc.- no idea This is Khaya senegalensis . Khaya senegalensis belonging to family Meliaceae. Khaya senegalensis. Khaya senegalensis has been reported to possess free radical scavenging activity (Lompo et al., 2007). $��. This study addresses the effects of Khaya senegalensis leaves on performance, carcass traits, hematological and biochemical parameters in growing rabbits. Acute ecotoxicities of aqueous and ethanolic extracts of leaves of Khaya senegalensis to Chironomid larvae were evalu-ated by static bioassay. Khaya senegalensis belonging to family Meliaceae. The results showed that the germination of Khaya senegalensis is hypogeous with almost stalkless pre-leaves. Mus. The native eucalypts had twice the maximum leaf hydraulic conductance but a much higher P50 of -1.5 MPa. (1)Fodder: Young leaves contain fairly large amounts of digestible crude protein. To examine its potential for clonal propagation, the effects of cutting length, leaf area, stockplant maturation, auxin, and smoke solution treatments were investigated. Microorganism Drug Fraction S. aureus Streptococcus spp. The wood is highly-valued for its beauty and quality, and is often used in furniture and boat building. The dried leaves were pounded … Detailed coverage of invasive species threatening livelihoods and the environment worldwide. Khaya senegalensis seeds in fruit. Mus. Khaya Senegalensis dried leaves were chosen due to its abundant availability in Malaysia. Antimicrobial efficacy of different extracts of roots, stem-bark and leaves of Khaya Senegalensis against human pathogenic bacteria (zones of inhibition in mm). It has a straight, robust and cylindrical trunk, with buttresses at the base. Khaya senegalensis exhibited an isohydric behaviour and also had a lower hydraulic vulnerability to cavitation in leaves, with a P50 of −2.3 MPa. and K. ivorensis A. Chev. In vivo activity of stem bark aqueous extract of Khaya senegalensis against Trypanosoma brucei. Keywords: Khaya senegalensis, Leaves, Bark, Phytochemical Screening, GC-MS Analysis, Antioxidant Activity 1. The tree is characterised by leaves arranged in a spiral formation clustered at the end of branches. The fruit is an upright, almost spherical, woody capsule, 4-10 cm in diameter. K. senegalensis has evolved in a wet-dry tropical climate in west Africa (600 to The native eucalypts had twice the maximum leaf hydraulic conductance but a much higher P50 of −1.5 MPa. Mah. h�bbd``b`� %%EOF The Khaya senegalensis (Desv.) [7], the aqueous extract of the leaves of Khaya senegalensis is not toxic. |�@���P�(0廠p���wqt�K���9eI��p��0�WA��� K. senegalensis exhibited an isohydric behaviour and also had a lower hydraulic vulnerability to cavitation in leaves, with a P50 of -2.3 MPa. �2H0s�$�@�� ��8)a��x�����$���H�q�7� q� Sublethal effect of methanol leaves extracts of Khaya senegalensis on growth and food utilization of the African Catfi sh Clarias gariapenius. 59 0 obj <> endobj The timber of Khaya is called "African mahogany", with properties generally regarded as the closest to genuine mahogany. Seeds are brown, broadly ellipsoid to flat in shape, paper thin and measure 25 x 18 mm, with narrowly-winged margins. in Cape Verde, Tanzania, Malawi, Madagascar, Réunion, Egypt, South Africa, India, Indonesia, Vietnam, Australia and tropical America. Adaole & Balogun: Ecotoxicity of K. senegalensis leaves’ extracts 42 sediment contaminated with the aqueous and etha-lonic extracts of Khaya senegalensis leaves and using Chironomus spp. The leaves are used as a fodder for cattle and camels, although they are not very palatable. Yoruba and Nupe tribes to treat malaria, jaundice, edema and headache.5 Khaya senegalensis is a tree with shiny foliage up to 25 m or more with exfoliating barks, young branches with dark, grayish-brown lenticels and leaves of 15-60 cm or more. The LC 50 of aqueous and ethanolic extracts were 1.39g/l and 1.20g/l respectively. Khaya matures in mere 10 to 12 years, whereas mahogany requires 20 to 25 years. The structures of the new compounds were elucidated by 2D-NMR spectroscopy and mass spectrometry, and the absolute configuration of 1 was determined by the CD exciton chirality method. Khaya senegalensis For 12 weeks, the growth performance (number of leaves, seedling collar diameter and height) and biomass accumulated by roots, stem and leaves of seedlings in each treatment were measured, fortnightly. YELLOW FLAME TREE. 19: 249, 1830; Singh et al, Fl. Khaya senegalensis harvesting of bark. �����`.%���S�揑ɭIP�^��⁻^o��׊�K�����G��a�]W#O�Q��7^U�v�n�;c;nW���9���:�7u[��xL�qf�c�-,�^�e���E��ALk��{4nU��_w n��S[V_�"G�������{����E�Z��j���d��eu���[;�{�[���[y�m��ў��o-�W�j�j��S�G�Ӛ�]���;���`��e3���L�,Y���r���X���"��;������-�&�� 5 �pn�g ێa�,E59����(CZk˚�0�:�*�q��\�\!�+��L�8���Z$�^��Δ'? Flower colour; life form. Ecological region Population (coordinates) Habitat Harvest intensity Protection status Other disturbances; Fire Logging; Sudano-Guinean: Dogue (N9°05′–E1°56′) … Dirk Thies K. senegalensis exhibited an isohydric behaviour and also had a lower hydraulic vulnerability to cavitation in leaves, with a P50 of -2.3 MPa. Generate a print friendly version containing only the sections you need. Khaya senegalensis is a multipurpose African timber species. Khaya senegalensis fruiting branch. These trees play a significant role in developing a greener environment in urban areas. Distribution of 12 Khaya senegalensis study populations in two ecological regions of Benin. The leaf arrangement is alternate; the leaves themselves are odd- or even-pinnate compound, around 50 - 70cm long, with 3 - 7 pairs of leaflets on each leaf. The use of KS leaves as a feed substitute has multiple implications. in Mem. To examine its potential for clonal propagation, the effects of cutting length, leaf area, stockplant maturation, auxin, and smoke solution treatments were investigated. Leaves Photograph by: Forestowlet Creative Commons Attribution-Share Alike 3.0. Rastrococcus invadens (fruit tree mealybug), Phellinus noxius (brown tea root disease). African mahogany. Acid extract of leaves of (Mahogany) Khaya senegalensis (LKS) plant was investigated as inhibitor for the corrosion of C-steel in 1.0 M HCl. The bark is dark grey to grey-brown while the heartwood is brown with a pink-red pigment made up of coarse interlocking grains. 19: 249, 1830; Singh et al, Fl. In west Africa, Fulani herdmen prune the tree during the dry season to feed cattle. This study addresses the effects of Khaya senegalensis leaves on performance, carcass traits, hematological and biochemical parameters in growing rabbits. The objective of this study to carry out phytochemical screening, determination of chemical composition and determine antioxidant activity of plant extracts. (3)Khaya senegalensis and Gliricidia sepuim were completely rejected by sheep. African mahogany is a medium-sized tree which can grow up to 15–30 m in height and 1 m in diameter. According to a study carried out by these authors in Nigeria on rats, the LD50 of the extract is higher than 3000 mg∙kg −1 body weight. K. senegalensis is harvested heavily for its leaves, which are pruned by the indigenous Fulani tribe to feed their livestock (Sinsin, Oloulotan & Oumorou 1989; Petit 2003). Seeds of dry zone mahogany from Upper Guinea (NB. endstream endobj 60 0 obj <> endobj 61 0 obj <> endobj 62 0 obj <>stream Peltophorum pterocarpum. Unlike mahogany, Khaya does not shed leaves periodically. The Khaya senegalensis (Desv.) African Journal of Biotechnology 2008;7(5):661-3. At the end of the study, heavy metal analysis was done to determine the concentration of Lead A large-sized, fast-growing, sturdy tree with a large, dense crown is covered with spiraling compound, glossy leaves clustered at the end of the branches. The leaflets are oblong to elliptical, dark green and glossy on the upper side, and light green on the underside. Its sustainable management through regeneration techniques and assessment of its degree of adaptation to the changing climate is necessary. Leaflets are 8 - 17cm long, - 7cm wide. Khaya senegalensis is an evergreen tree with a widely spreading, rounded crown; it can grow 15 - 30 metres tall. Native to Africa, Khaya senegalensis or known in various common names such as dry zone Mahogany, African mahogany, Gambia mahogany, khaya wood, and Senegal mahogany among others is a medium-sized tree of about 15 -30 m tall. This statuesque tree has a large bushy crown, which provides good shade. Although other studies revealed that chronic treatment rather induces an increase of these parameters [47]. (1830) is a monoecious evergreen or semi-deciduous tree, 20-30 m tall, with trunk, of up to about 1 m of diameter, provided at the base of the oldest specimens of short tabular roots (flat roots similar to buttresses), and dark grey bark initially smooth then tending to flake off with the age. The seeds and leaves are also used to treat fever and headache while the root extract is used to treat mental illness, leprosy and syphilis (Maydell, 1986). Therefore, further studies are required to elucidate the maximum tolerable and toxic, as well as lethal doses, and to isolate the pharmacologically active components from KS leaves. A.Juss. Usually evergreen, … The trunk is up to 1 m in diameter and can be unbranched for up to 16 m. The leaves are 20 cm long with 3-6 pairs of leaflets. The native eucalypts had twice the maximum leaf hydraulic conductance but a much higher P50 of -1.5 MPa. In West Africa, the Sclerocarya birrea (Anacardiacea) tree According to Nwosu et al. The present study aimed to test the insecticidal and repellent activities of powders and extracts of leaves of Bridelia ferruginea , Blighia sapida , and Khaya senegalensis > against D. porcellus. The leaflets are oblong to elliptical, dark green and glossy on the upper side, and light green on the underside. 0 Keywords: Khaya senegalensis, rabbit, performance, blood parameters, carcass 1. 17. Indeed at the very young stage (one week after germination), the plant still depends on the starch contained in the seed. Characteristics and harvest intensity for 12 K. senegalensis populations selected in two ecological regions in Benin. Leaves are alternate, compound, stipules absent; leaflets 3-6 (-7) usually opposite pairs, oblong to narrowly oblong-elliptic, 7-12 x 3-5 cm. J. Agric. Leaflets are 8 - 17cm long, - 7cm wide. %PDF-1.5 %���� Mah. ... As Fulani herders head south, their herds become increasingly hungry and they therefore harvest almost all the leaves of any K. senegalensis tree available along their migration corridor. Buttresses not prominent or absent. K. senegalensis growing in Upper Guinea: a wide, well-developed crown, up to 35 m high on deep soils, commonly 15-20 m in savanna. Yes it is Khaya senegalensis (Ders.) The seedling emits over time leaves with longer and longer petioles until it develops a compound leaf. CABI is a registered EU trademark. 84 0 obj <>stream In vivo activity of stem bark aqueous extract of Khaya senegalensis against Trypanosoma brucei. leaves may adversely affect liver and kidney function in a dose-dependent manner. leaves and flowers of Khaya senegalensis (Meliaceae). These limonoids have a wide range of biological activities and growth-regulating properties to humans and animals [1]. It has a bole that is up to 1 metre in diameter, unbranched for 8 - 16 metres, the buttresses are neither prominent nor absent. Introduction Traditional medicine is the sum total of knowledge, skills and practices based on the theories, believes and experiences related to different cultures that are meant to maintain health Overexploited for its precious wood and medicinal values, the natural stands of this species are in danger of extinction in Cote d’Ivoire. Native to Africa, Khaya senegalensis or known in various common names such as dry zone Mahogany, African mahogany, Gambia mahogany, khaya wood, and Senegal mahogany among others is a medium-sized tree of about 15 -30 m tall. However, the leaves shed by the trees may be considered as waste. Khaya senegalensis A. Juss (Meliaceae) is a popular medicinal plant, widely used in the management of various ailments in the African traditional medi… Khaya senegalensis. Flowers These types of trees are planted to enhance the landscape with plants and are planted all over most major urban cities. Khaya senegalensis exhibited an isohydric behaviour and also had a lower hydraulic vulnerability to cavitation in leaves, with a P50 of −2.3 MPa. Khaya senegalensis and Cassia occidentalis ethanolic leaves extract were evaluated for their effectiveness to suppress wood damage by termite at the Department of Biological Sciences, Bayero University, Kano, Nigeria. Senegal mahogany growing in Upper Guinea. h޼Vmo�0�+�q�����TEJҦ��vQ��IU>��%H"�Z���3�@�tMRU�����3g� )�q �&\�p� g The white flowers are sweet-scented; the fruit changes from grey to black when ripening. The seeds and leaves are also used to treat fever and headache while the root extract is used to treat mental illness, leprosy and syphilis (Maydell, 1986). (3)Khaya senegalensis and Gliricidia sepuim were completely rejected by sheep. This could mexicanolide limonoids named seneganolide, hydroxyseneganolide and acetoxyseneganolide. Common name. The leaf arrangement is alternate; the leaves themselves are odd- or even-pinnate compound, around 50 - 70cm long, with 3 - 7 pairs of leaflets on each leaf. The ethanolic crude extract of the stem bark of Khaya senegalensis has been reported to possess free radical scavenging activity (Lompo et al., 2007). Par. (2)Foliage is suitable as fodder for grazing stock. Comparative foliar anatomy of the three Khaya species was carried out to identify and describe distinctive anatomical characters that could possibly be used to delimit the three taxa. African mahogany. This plant has been used as traditional medicine for several disease such as pain, inflammation, malaria, anemia, diabetic and gastrointestinal diseases. A young Khaya plant within its first year develops a deep root system that makes it a drought resistant plant. Khaya senegalensis is a multipurpose African timber species. Abstract. Common name. The survey revealed seven plants traditionally used for malaria treatment in Senegal: Azadirachta indica (leaves and stem bark), Khaya senegalensis (stem bark), Anogeissus leiocarpus (stem bark), Ficus gnaphalocarpa (stem bark), I. senegalensis (leaves), Nauclea latifolia (leaves, stem bark and roots), Cassia occidentalis (leaves). nX)�YZ���zM���D��D�S�4ɳy�dr1&�詜���z4�E� i\f:� � �"�� 0�ip�r2}�D��H�������(-A����ͷ(^�J`�RrU�g'� _�����CO� The Senegal Mahogany is a fast growing evergreen tree. Khaya senegalensis and Cassia occidentalis ethanolic leaves extract were evaluated for their effectiveness to suppress wood damage by termite at the Department of Biological Sciences, Bayero University, Kano, Nigeria. The present study aimed to test the insecticidal and repellent activities of powders and extracts of leaves of Bridelia ferruginea, Blighia sapida, and Khaya senegalensis against D. porcellus.The efficacy of plant powders was compared … Table 2. Khaya senegalensis. endstream endobj 63 0 obj <>stream The Khaya ivorensis saplings tolerate short periods of moderate water deficit; however, this type of study is still limited to K. senegalensis Key words: Khaya senegalensis, wood dust, stain, histology, mordant INTRODUCTION Khaya senegalensis commonly known as African mahogany is a tree belonging to the family Meliaceae. H�lT�N�@}�W�㺊���^��&8�6d[��!$҆h���v�k' !G���9s�����n�q��4� �M⨴���\H�g��,��>ap�PƘ�fa���\���dV‡_�������9���u��AY�����,\iH�5��QÄ��S����+��b:��u���nN�?췻PMb��V�u���竿�>O5V���w��. The development of clonal propagation could improve plantation establishment, which is currently impeded by mahogany shoot borer. 72 0 obj <>/Filter/FlateDecode/ID[<7995F7FCAB8BB574C5D2D2938E126FFC>]/Index[59 26]/Info 58 0 R/Length 71/Prev 118510/Root 60 0 R/Size 85/Type/XRef/W[1 2 1]>>stream The effect of sub-lethal concentrations 39.93 mg.L-1, 19.97 mg.L and 9.98 mg.L-1 of methanol leaves extract of Khaya senegalensis on growth and food utilization were investigated on juveniles’ African catfi sh, Clarias gariepinus for a period of fi ve months (February-June 2015). This tree from central and west Africa, has a smooth grey-barked trunk, and it can be distinguished from Swietenia by the different shaped leaves and the smaller globular fruit. Khaya senegalensis is one of the largest and most majestic trees in Africa. Seeds Photograph by: Roger Culos Creative Commons Attribution-Share Alike 3.0. 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Emits over time leaves with longer and longer petioles until it develops a deep system... Were air-dried Creative Commons Attribution-Share Alike 3.0 Attribution-Share Alike 3.0 crown ; it can grow -.