The phenological development of nine chilean accessions of medicago polymorpha, collected along a northsouth aridity gradient, and of two commercial cultivars of the same species, were compared in 12 sequential outdoor sowings at cauquenes 3558. Original article genetic variability organisation and gene flow in natural populations of medicago polymorpha l. Medicago polymorpha in the germplasm resources information network grin, u. As other legumes, it forms symbioses with nitrogenfixing rhizobia and arbuscular mycorrhizal fungi. Decumbent or ascending annual, glabrous or pubescent. Medicago polymorpha bur clover is an annual broad leaf plant which inhabits agricultural lands especially wheat. Media in category medicago polymorpha the following 58 files are in this category, out of 58 total.
Rapid establishment of a flowering cline in medicago. Genetic variability organisation populations medicago. This is the profile for the plant medicago polymorpha toothed medick nefel komuni. An illustrated flora of the northern united states, canada and the british possessions.
Usda, ars, germplasm resources information network. Browse pictures and read growth cultivation information about medicago species, black medick, bur medic, burclover medicago polymorpha supplied by member gardeners in the plantfiles database at. Highquality permanent draft genome sequence of ensifer. Each plant profile in the database contains nomenclature info, botanical data, plant description, large, highresolution pictures, images and photos of the plants and its parts, detailed. In this study, we used a common garden experiment and genotyping. Medicago polymorpha name synonyms medica denticulata willd. Medicago species, black medick, bur medic, burclover. Department of agriculture agricultural research service. Suppression effect of crude powders from different medicinal plants on total available carbohydrates tac, total proteins tp as well as cn ratio of medicago polymorpha. Nobanis invasive alien species fact sheet dreissena polymorpha. Forty five accessions of sardinian germplasm ofmedicago polymorpha l. This page was last edited on 9 december 2014, at 05. Weeds can be classified in different ways, based on their biology, life cycle, ecology, habitat, and other characteristics. Pdf plant regeneration from callus and protoplasts in.
Identification of weeds among these diverse plants is the first step in their management. It is native to the mediterranean basin but is found throughout the world. Coinvading symbiotic mutualists of medicago polymorpha. It was a simple onestep synthesis approach and the product obtained was characterized by uvvisible spectroscopy, fourier transform infrared ftir, powder xray diffraction, thermogravimetric analysis, and fieldemission scanning. Identification of marker traits in annual medicago species medics would assist plant breeders in cultivar development. Dreissena polymorpha, photo by jonne kotta, source. Nobanis invasive alien species fact sheet dreissena. An medicago polymorpha in nahilalakip ha genus nga medicago, ngan familia nga fabaceae subspecies.
Ensifer medicae wsm244 is an aerobic, motile, gramnegative, nonsporeforming rod that can exist as a soil saprophyte or as a legume microsymbiont of medicago species. Wsm244 was isolated in 1979 from a nodule recovered from the roots of the annual medicago polymorpha l. The accessions were assessed for variation in morphological, agronomic and biochemical traits. The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria. The results of a numerical analysis based on data from 63 auxanographic and biochemical tests clearly separated genomic species 2 isolates from s. The objective of this research was to determine the inheritance of pod type, stem color, and dwarf growth habit in medicago polymorpha l.
The accession samugheroalbi was the more respondent for callus induction and, together with usassai, showed the highest regeneration capacity on media containing 1 mg l1 2ip and 0. Plant regeneration from callus and protoplasts in medicago. Os seus nomes comuns sao carrapico, carrico, luzerna, luzernapreta ou trevopreto. Medicago polymorpha wikipedia, a enciclopedia livre. Triterpenoid glycosides from the leaves of two cultivars of medicago polymorpha l. Screening of saponins and sapogenins from medicago species as. Abstractthe aim of the presented work was to assess the potential of medicago polymorpha extract to synthesize silver nanoparticles agnps as a green method. Fact sheets are available from department of employment, economic development and innovation deedi service centres and our. Medicago polymorpha, a dicot, is an annual herb that is not native to california. Medicago polymorpha bur clover is an annual broad leaf plant which inhabits. The extracts of all concentrations inhibited the growth of the calluses of digitaria ciliaris, chenopodium album, amaranthus lividus, portulaca oleracea.
Genetic variability organisation and gene flow in natural populations of medicago polymorpha l. Definitions of terms are available in the gcw introduction. Files are available under licenses specified on their description page. It is specialized on the rhizobium ensifer medicae, and also rarely nodulates with ensifer meliloti in its native range rome et al. Medicago polymorpha is a herbaceous legume that is native to western and central asia and countries around the mediterranean, and has been introduced widely around the world. Naylor, in encyclopedia of applied plant sciences, 2003.
Each plant profile in the database contains nomenclature info, botanical data, plant description, large, highresolution pictures, images and photos of the plants and its parts, detailed information such as uses, history, habitat, and medicinal properties. It was a simple onestep synthesis approach and the product obtained was characterized by uvvisible spectroscopy, fourier transform infrared ftir, powder xray diffraction, thermogravimetric analysis, and fieldemission. Medicago polymorpha originates from mediterranean europe and north africa and is a globally distributed invader lesins and lesins 1979. Medicago polymorpha online atlas of the british and. Fact sheets are available from department of employment, economic development and innovation. Selenium addition affects early seedling growth of medicago polymorpha and trifolium subterraneum, but not seed germination. Seeds were germinated in 120 mm glass petri dishes on a. A native of southern europe, bur clover has become naturalized throughout warm. Leaves and young shoots raw or cooked as a potherb. One of the most common starting points in weed identification is classifying them based on their botanical biology, into. Presented here is summary information about the species medicago polymorpha from the global compendium of weeds, and citations of references to this species as a weed.
Rapid evolution of medicago polymorpha during invasion shifts interactions with the soybean looper. This species has been chosen as a model organism for legume biology because it has a small diploid genome, is selffertile, has a rapid generation time and prolific seed. It is found in particular in regions with a mediterranean climate, but is by no means confined to them. Selenium addition affects early seedling growth of medicago. Fact sheets are available from department of employment, economic development and innovation deedi service centres and our customer service centre telephone 25 23. Medicago polymorpha is a plant species of the genus medicago. In this study, the allelopathic properties of medicago sativa on different weeds were investigated under in vitro conditions. Rapid establishment of a flowering cline in medicago polymorpha after. Medicago polymorpha information from the global compendium. The species can be considered as an invasive weed and can sometimes be toxic to livestock, and the seed pods can be a serious contaminant of wool calipc. An medicago polymorpha in nahilalakip ha genus nga medicago, ngan familia nga fabaceae. It forms a symbiotic relationship with the bacterium sinorhizobium medicae, which is capable of nitrogen fixation. Screening of saponins and sapogenins from medicago species. Medicago polymorpha bur clover question number question answer score 1.
Natural resources conservation service plant guide. It is found throughout california, except the great basin and deserts, to about 5000 feet 1500 m. Growth and proline content in nacl stressed plants of annual medic. Progeny from each of three crosses were evaluated in the f 1, f 2, and f 3 generations. Greene medica denticulata bubani, 1899 medicago aculeata gaertn. Ini nga species ginbahin ha masunod nga subspecies. In many regions it is a key component of cropping systems valued for its deep roots and its contribution to soil fertility because of nitrogen fixation, and it is established from seeds.
Medicago species, black medick, bur medic, burclover medicago. Selenium addition affects early seedling growth of. The allelopathic potential of medicago species has been previously reported against edible plants eldarier et al. Common names include california burclover, toothed bur clover, toothed medick and burr medic. The accession samugheroalbi was the more respondent for callus induction and, together. Medicago truncatula barrel medic is a small annual legume native to the mediterranean region. Plants can be harvested on a cut and come again basis, the first harvest can be made about one month after sowing. Natural resources conservation service plant guide burclover. Medicago polymorpha online atlas of the british and irish flora. Medicago polymorpha is a herbaceous legume that is native to western and.
Burr medic medicago polymorpha is regarded as an environmental weed in victoria, new south wales and western australia. Wild populations of medicago ciliaris and medicago polymorpha were subjected to four salt treatments 0, 50, 100 and. The results can also be downloaded as a csv file unicode utf8 encoding. The atlas of florida plants provides a source of information for the distribution of plants within the state and taxonomic information. Crop science abstract inheritance of pod type, stem. This study therefore evaluates the effects of selenium addition on the germination and early seedling growth of two annual forage legume species, medicago polymorpha and trifolium subterraneum. Pdf rapid evolution of medicago polymorpha during invasion. All structured data from the file and property namespaces is available under the creative commons cc0 license. Genomic species 2 isolates nodulated and fixed nitrogen with medicago polymorpha, whereas s. Little information regarding the effects of selenium addition on germination and early growth of annual leguminous forage crops exists. Alfalfa medicago sativa, lucerne is a herbaceous perennial legume used primarily as a hay crop and has a high feeding value. In southwest england, for example, it occurs in short summerparched coastal grasslands with such species as arenaria serpyllifolia, crepis capillaris, medicago arabica, torilis nodosa, trifolium campestre and t.
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