Increased pollen flow counteracts fragmentation in a tropical. New tetranortriterpenoids from swietenia humilis journal of. Mahogany consists of three species in the genus swietenia in the family meliaceae honduras mahogany swietenia humilis, bigleaf mahogany swietenia macrophylla, and american. It is one of three species in the genus swietenia, all three of which are regarded as genuine. This project aims to provide a definitive account of current knowledge of indigenous tree species within mesoamerica, and their varied uses across the full spectrum of onfarm planting, ecological restoration and natural regeneration situations, and socioeconomicfarming systems conditions. Pdf physicochemical characterization and antimicrobial activity. Hypoglycemic and antihyperglycemic preparations from swietenia humilis. In the 18th and 19th centuries, only cuba mahogany was used. Quantification of seed oil from species with varying oil. This project aims to provide a definitive account of current knowledge of indigenous tree.
Managementofthemahoganyshootborer, hypsipyla grandella. Swietenia humilis is a species of tree in the family meliaceae. Survival, growth and reproduction by bigleaf mahogany swietenia macrophylla in open clearing vs. Germplasm resources information network grin, 2007 2011, database version 2011 acquired. Increased pollen flow counteracts fragmentation in tropical dry forest. Mahogany swietenia macrophylla king meliaceae is the most valuable hardwood species in the neotropics. This page was last edited on 21 december 2019, at 02. An aqueous extract from the seeds of swietenia humilis 31. Machine learning models with quantitative wood anatomy data can discriminate between swietenia macrophylla and swietenia mahagoni.
Swietenia humilis grows in western parts of middle america. Media in category swietenia humilis the following 2 files are in this category, out of 2 total. An investigation of antimicrobial bioactivity followed by gcms analysis for the fatty acid composition has been conducted to the crude nhexane extract of swietenia humilis zucc. Genetic variation within a fragmented population of swietenia. Free download paper abortion book pdf paper abortion as recognized, adventure as capably as experience not quite lesson, amusement, as with ease as conformity can be. Swietenia macrophylla, commonly known as bigleaf mahogany, is a species of plant in the meliaceae family. Swietenia humilis, swietenia krukovii, swietenia macrophylla other accepted species. New tetranortriterpenoids from swietenia humilis journal.
Phytochemical reports 469 phytochemistry, 1971, vol. Request pdf new tetranortriterpenoids from swietenia humilis four new tetranortriterpenoids, humilinolides a 1, b 2, c 3, and d 4, were isolated from the seeds of swietenia humilis. Four limonoids, humilinolides ad from swietenia humilis and cedrelanolide from cedrela salvadorensis, were evaluated for their effect on the european corn borer, ostrinia nubilalis. Swietenia macrophylla is a good source of bioactive tetranorterpenoids, phargmalintype limonoids.
Taylor department of chemistry, university of lbadan, nigeria received may 1970 abstracttwo new limonoids have been isolated from the seed of swietenia humilis. Forests free fulltext machine learning models with. Nirs identification of swietenia macrophylla is robust across. The genus is named for dutchaustrian physician gerard van swieten 17001772. Insecticidal limonoids from swietenia humilis and cedrela. Swietenia humilis zuccarini meliaceae is a mediumsized deciduous tree and one of the three species commonly known as true or american mahogany 19. A downloadable pdf document of a book in prepublication awaiting illustration.
Genetic variation within a fragmented population of. Sorry, we are unable to provide the full text but you may find it at the following locations. The united states proposed to revise the listing to exclude a nonnative populations in the old world and b wood from trees not in the native. Pdf machine learning models with quantitative wood. Germplasm resources information network grin online database. Swietenia humilis zuccarini meliaceae is a mediumsized deciduous tree and one of the three species commonly known as true or american mahogany. Media in category swietenia humilisthe following 2 files are in this category, out of 2 total. Illegal logging and associated trade aggravate the overexploitation of swietenia species, of which s. Pdf swietenia humilis is a valued tree species for its highquality wood, among other comercial interests. Population differentiation estimated using aflps and ssrs. Multiplexed systems of microsatellite markers for genetic. Increased pollen flow counteracts fragmentation in a. Jimenez, respectively phytochemistry 1998, 49 7, 19811988. Finescale genetic structure and gene flow within costa.
Four limonoids, humilinolides ad from swietenia humilis and cedrelanolide from cedrela salvadorensis, were evaluated for their effect on the european corn borer, ostrinia nubilalis in comparison with toosendandin, a commercial insecticide derived. Insecticidal limonoids from swietenia humilis and cedrela salvadorensis. Pdf swietenia is a genus in the plant family meliaceae. Seed survival data for eight diverse species, namely the cereal barley hordeum vulgare l.
Common names include pacific coast mahogany, caoba del pacifico. Survival, growth and reproduction by bigleaf mahogany. It occurs natively in the neotropics, from southern florida, the caribbean, mexico and central america south to bolivia. Nirs identification of swietenia macrophylla is robust. Finescale structure of genetic diversity and gene flow were analysed in three costa rican populations of mahogany, swietenia macrophylla. All structured data from the file and property namespaces is available under the creative commons cc0 license.
Now replaced by highquality swietenia mahogany and only the wood of the swietenia family count as genuine mahogany. Its conservation status has been the subject of increasing. Temperature and seed storage longevity annals of botany. Aug 29, 2014 this page was last edited on 21 december 2019, at 02. It is one of three species that yields genuine mahogany timber, the others being swietenia mahagoni and swietenia humilis. The oil content found in the germ portion of the seeds was 45. Co 2 method was validated on six species from taxonomically distant families and with varying oil contents. High levels of genetic variation, typical of a highly outcrossing species, were found in all fragments at all loci mean h e 0.
Physicochemical properties of swietenia humilis zucc seed oils were determined along with its fatty acid composition, by using gasliquid chromatography. National germplasm resources laboratory, beltsville, maryland. Sep 25, 2019 swietenia is a genus of trees in the chinaberry family, meliaceae. The united states proposed to revise the listing to exclude a nonnative populations in the old world and b wood from trees not in the native range, if transformed beyond the first stage. Limonoids from swietenia humilis and guarea grandiflora meliaceaetaken in part from the phd and ms theses of c. Swietenia is a genus of trees in the chinaberry family, meliaceae. A taxonomic genus within the family meliaceae the mahogany trees, native to the american tropics from florida to bolivia. Pdf chemical structures and biological activities of limonoids. The species is also known under other common names, including broadleaved mahogany, brazilian mahogany. Physicochemical characterization and fatty acid content of. New tetranortriterpenoids from swietenia humilis request pdf. Pdf nursery practices increase seedling performance on nutrient.
Due to overharvesting, this wood is almost nowhere to be had today and has lost all of its economic signi cance. Swietenia jacquin following styles 1981 the following species are listed under the genus swietenia. An excellent, if rather terse, guide to the traditional medicinal uses of the plants of the region it is taken orally as a. For 250 years, one of the most valuable furniture wood in the world.
Hypoglycemic and antihyperglycemic effects of phytopreparations. Swietenia humilis is a small to mediumsized deciduous tree growing 15 20 metres tall. The unbuttressed bole is short, often crooked and from 30 50cm in diameter 303. Pdf insecticidal limonoids from swietenia humilis and. Files are available under licenses specified on their description page. Cites is an international agreement between governments, aimed to ensure that international trade in specimens of wild animals and plants does not threaten their survival. It is one of three species in the genus swietenia, all three of which are regarded as genuine mahogany. Gene flow in an overexploited population of swietenia. It grows within a very wide ecological range within its native pacific watershed of central america and mexico 20. The wood of the bigleaf mahogany is often confused with swietenia humilis and. Acute oral toxicity studies of swietenia macrophylla seeds. Nirs identification of swietenia macrophylla is robust across specimens from 27 countries. The levels and distribution of genetic diversity over 10 microsatellite loci were investigated within a fragmented population of the neotropical tree swietenia humilis zucc.