Its great for those who have trouble swallowing pills. Download pdf download all download jpeg 2000 download text guayule parthenium argentatum gray, a rubberplant of the chihuahuan desert. Parthenium argentatum definition of parthenium argentatum. Parthenium argentatum, an alternative rubber source, using a direct binding and competitive inhibition. Identification, impacts, and control of ragweed parthenium. Pdf guayule rubber and latex content seasonal variations over. Discover lifes page about the biology, natural history, ecology, identification and distribution of parthenium argentatum guayule discover life.
Guayule parthenium argentatum gray, a rubberplant of the chihuahuan desert. Parthenium or gajar ghans is the most common invasive species in india. Resin ducts are widely distributed in stem, root, leaf, petiole and peduncle. Get a printable copy pdf file of the complete article 1. Parthenium weed is a weed of national significance. A cdna clone has been isolated in guayule that shares a sequence homology with the srpp, thus designated guayule homologue of srpp ghs, and the. Transcriptome analysis of rubber biosynthesis in guayule. The results showed that most of the phytochemicals were found to be present in aqueous parthenium hysterophorus root, stem extract, the percentage that has been recovered is 40% and 20% respectively. The potential of pathogens as biological control of parthenium weed parthenium hysterophorus l. A source of rubber obtained by mechanical maceration of the roots andor stems.
Parthenium synonyms, parthenium pronunciation, parthenium translation, english dictionary definition of parthenium. The distribution, development and structure of resin ducts in guayule parthenium argentatum gray, the second best source of natural rubber, have be. Comparative analysis of the complete sequence of the plastid. Alternate, simple, evergreen, lanceolate to ovate, 1 to 3 inches long, entire or with a few scatterd teeth or shallow lobes, graygreen with abundant silvery hairs above and below. The fragility of a singlesource, geographically concentrated supply of natural rubber, a critical material of the modern economy, has brought guayule parthenium argentatum a. One difficulty in guayule breeding is the identification of the mode of reproduction, particularly in. Absence of crossreactivity of ige antibodies from subjects allergic to hevea brasiliensis latex with a new source of natural rubber latex from guayule parthenium argentatum. Levulins and inulin in guayule, parthenium argentatum a. Parthenium argentatum gray oxford academic journals. Pdf phytoanalysis of parthenium hysterophorus l root, stem. Genetic improvement of guayule parthenium argentatum a.
Transgenic guayule lines with aos gene expression downregulated by rnai aosi exhibited strong. Growing to 3 ft 1 m in height, the guayule has leaves and outer stems that are covered with silvery hairs. Primer sets for qpcr were designed based on parthenium argentatum sequences previously deposited in genbank as well as est data from the compositae genomics project see additional file 3. The word parthenium is derived from the latin parthenice suggesting medicinal uses bailey 1960. Frontiers downregulation of a cyp74 rubber particle. Despite its potential to be an alternative nr supplier, the enzymes for cispolyisoprene biosynthesis have not been comprehensively studied in guayule. Full text full text is available as a scanned copy of the original print version. Gray is a promising domestic source of solid rubber for tire manufacturing in north america. Guayule parthenium argentatum gray, biodiversity heritage library.
This page was last edited on 10 december 2019, at 12. Cover of guayule pathenium argentatum gray a rubberplant of the chihuahuan desert. Parthenium hysterophorus is an annual herb that aggressively colonizes disturbed sites. The coordinates of genes in the chloroplast genome of parthenium argentatum and comparison of the sequence of these genes % identity with those in helianthus annuus, guitozia abyssinica and lactuca sativa. Rubber production in guayule parthenium argentatum, gray is highest in the winter months. The improvement of guayule for commercialscale production has been limited by the lack of genomic tools and wellcharacterized genetic. Chemical constituents and physical properties of guayule wood and bark poo chowa, francis s. It is regarded as one of the worst weeds in australia because of its invasiveness, potential for spread, and economic and environmental impacts. Parthenium argentatum synonyms, parthenium argentatum pronunciation, parthenium argentatum translation, english dictionary definition of parthenium argentatum. Links to pubmed are also available for selected references. Small, pale yellow to white flower which occurs in dense flat topped, many branched, terminal clusters, appearing nearly. Photosynthesis and rubber production in transgenic guayule. Browse pictures and read growth cultivation information about guayule parthenium argentatum supplied by member gardeners in the plantfiles database at daves garden. Isopentenyl pyrophosphate cis1,4polyisoprenyl transferase.
Files are available under licenses specified on their description page. A highthroughput quantification of resin and rubber. Photograph of a bushy plant in the cactus garden at sul ross state university in alpine, texas. None known plant information taken from the plants for a future. Parthenium pdf parthenium weed is a weed of national. Click below on a thumbnail map or name for species. The terminal step in the synthesis of cispolyisoprene from isopentenyl pyrophosphate. A related species, parthenium argentatum gray guayule yields rubber which can substitute for hevea rubber. It is considered as one of the 100 most invasive species in the world by the iucn. Legal requirements parthenium is a restricted invasive plant under the biosecurity act 2014. Taye t, gossmann m, einhorn g, buttner c, metz r, abate d, 2002. Parthenium argentatum muchbranched subshrub with silvery leaves and small white flowers of texas and northern mexico. Guayule parthenium argentatum is a perennial shrub in the asteraceae family and synthesizes a high quality, hypoallergenic cis1,4polyisoprene or natural rubber. Gray to the forefront as an alternative source of natural rubber.
Comparative analysis of the complete sequence of the. Growth of direct seeded and transplanted guayule seedlingsjames l. Gray is an accepted name this name is the accepted name of a species in the genus parthenium family compositae. Electron micrographs of the mesophyll cells of guayule parthenium argentatum gray leaves show deposits of cispolyisoprene rubber in the cytoplasm in the vicinity of mitochondria and chloroplasts and demonstrate that the rubbersynthesizing enzymes are present in guayule leaves. Interspecific hybridization between parthenium argentatum gray and parthenium lozanianumalfonso lopez benitez, f. The plants database includes the following 10 species of parthenium. Request pdf on jul 1, 2004, mariano martinez and others published guayulins c and d from guayule parthenium argentatum find, read and cite all the.
Help pages, faqs, uniprotkb manual, documents, news archive and biocuration projects. Parthenium hysterophorus plant causes milk disease in. Distribution, development and structure of resin ducts in. Frontiers molecular studies of the protein complexes. Parthenium definition of parthenium by the free dictionary. Clipping as a method of harvesting guayule for rubber. Parthenium argentatum article about parthenium argentatum. Extraction and purification of latex from guayule parthenium argentatum gray require that harvested shrub first be homogenized in an alkaline aqueous buffer. Guayule parthenium argentatum gray, biodiversity heritage. Identification, impacts, and control of ragweed parthenium parthenium hysterophorus l. Chemical constituents and physical properties of guayule.
Guayule is the only source of natural rubber latex free of tropical proteins. Rubber from guayule parthenium argentatum gray, asteraceae is essentially equivalent to that from the rubber tree hevea brasiliensis. Dates of introduction australia 1950s in contaminated grass seed department of natural resources, mines and energy 2003. Guayule parthenium argentatum is a relatively new commercial crop and the only species other than the brazilian rubber tree hevea brasiliensis that has been used for latex production on a commercial scale. It has been suggested that lower nighttime temperatures stimulate rubber production. Since guayule parthenium argentatum gray produces natural rubber similar in size to h. Parthenium small genus of north american herbs and shrubs with terminal panicles of small ray flowers genus parthenium asterid dicot genus genus. Investigation of pathogens for biological control of parthenium parthenium hysterophorus l in ethiopia. Jun 30, 2015 despite the fact that parthenium is considered a toxic plant industrial uses are reported in the literatures sastri and kavathekar 1990. Salt tolerance in relation to ploidy level in guayuleali estilai and michael c.
All structured data from the file and property namespaces is available. All structured data from the file and property namespaces is available under the creative commons cc0 license. All structured data from the file and property namespaces is available under the. Gray, a plant native to semiarid regions of northern mexico and southern texas in the united states, is an alternative source for natural rubber nr. Parthenium argentatum gray guayule, a rubberproducing shrub, is also often. Guayule parthenium argentatum gray a rubberplant of the chihuahuan desert. There is a green, flowering plant on the left, and a second plaque to the right. Crop improvement and breeding efforts on guayule have enabled improved germplasm to be developed and deployed on commercial fields. Guayule parthenium argentatum gray, a rubberplant of the. Full text is available as a scanned copy of the original print version. It is regarded as one of the worst weeds in australia because of its invasiveness, potential.
The distribution, development and structure of resin ducts in guayule parthenium argentatum gray, the second best source of natural rubber, have been studied. Chemical constituents and physical properties of guayule wood. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. We report functional genomics studies of a cyp74 rubber particle protein from parthenium argentatum, commonly called guayule. The name parthenium is derived from either the greek word parthenos, meaning virgin, or parthenion, an ancient name for a plant. Bigelow in 1852 and was first described by asa gray. Parthenium argentatum, commonly known as the guayule. Media in category parthenium argentatum the following 37 files are in this category, out of 37 total. Despite the fact that parthenium is considered a toxic plant industrial uses are reported in the literatures sastri and kavathekar 1990. Latex yield and quality during storage of guayule parthenium.
Parthenium weed is a major problem in rangelands and summer cropping areas of queensland. Limestone ridges and highly calcareous soils in arid and semiarid habitats. Parthenium is listed as a weed of national significance. The record derives from tica data supplied on 20120211 which reports it as an accepted name record 1552a066f5374d33bf27614d7ca9b1c9 with original publication details. Parthenium is a genus of north american shrubs in the sunflower tribe within the daisy family. Epiblema strenuana is a moth introduced from mexico established in all parthenium areas.
It has small white flowers and narrow silvery leaves that alternate along the stem. Guayule parthenium argentatum gray, a rubberplant of. Click below on a thumbnail map or name for species profiles. Recently, implications of the protein complex involving cis. Higher rubber production could be the result of up regulation of the enzymes involved in rubber synthesis, or acclimation of the photosynthetic apparatus to cold temperatures, making photosynthates. The moths larvae feed inside the stem, forming galls that stunt the plants growth, reduce competitiveness and seed production. The stability of the latex was investigated in a variety of homogenates and under different storage conditions. Rapid and complete removal of guayule parthenium argentatum. Guayule, parthenium argentatum, rubbercontaining desert shrub of the family asteraceae, native to the northcentral plateau of mexico and the big bend area of texas. Previously identified as an allene oxide synthase aos, this cyp74 constitutes the most abundant protein found in guayule rubber particles. Analysis of mode of reproduction of guayule parthenium. The record derives from tica data supplied on 20120211 which reports it as an accepted name record 1552a066f5374d33bf27614d7ca9b1c9 with original. Rapid and complete removal of guayule parthenium argentatum leaves by cryodefoliation, and freeze and thaw induction of rubber particle.
Arid land agricultural research center, usdaars, maricopa, az 85238. Parthenium is also a health problem as contact with the plant or the pollen can cause serious allergic reactions such as dermatitis and hay fever. Guayulins c and d from guayule parthenium argentatum. Asteraceae, guayule, parthenium argentatum the portal to. Native to the new world, it has been accidentally introduced into several countries and has become a serious agricultural and rangeland weed in parts of australia, asia. Location of parthenium argentatum genbank accession 1230297 chloroplast genes in the genome sequence. The name plaque in front of the bush says asteraceae, guayule, parthenium argentatum. Parthenium is a genus of north american shrubs in the sunflower tribe within the daisy family the name parthenium is derived from either the greek word parthenos, meaning virgin, or parthenion, an ancient name for a plant parthenium or gajar ghans is the most common invasive species in india. Rapid screening tools are needed to replace the current laborintensive and costinefficient method for quantifying rubber and resin contents.