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. Selenium addition affects early seedling growth of medicago polymorpha and trifolium subterraneum, but not seed germination. Pdf plant regeneration from callus and protoplasts in. Seeds were germinated in 120 mm glass petri dishes on a. In this study, the allelopathic properties of medicago sativa on different weeds were investigated under in vitro conditions. Medicago polymorpha is a plant species of the genus medicago. Rapid evolution of medicago polymorpha during invasion shifts interactions with the soybean looper. Usda, ars, germplasm resources information network. Crop science abstract inheritance of pod type, stem.
One of the most common starting points in weed identification is classifying them based on their botanical biology, into. Genetic variability organisation populations medicago. 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. It forms a symbiotic relationship with the bacterium sinorhizobium medicae, which is capable of nitrogen fixation. Medicago polymorpha in the germplasm resources information network grin, u. Screening of saponins and sapogenins from medicago species as.
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. Growth and proline content in nacl stressed plants of annual medic. 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. The accession samugheroalbi was the more respondent for callus induction and, together. Triterpenoid glycosides from the leaves of two cultivars of medicago polymorpha l. The objective of this research was to determine the inheritance of pod type, stem color, and dwarf growth habit in medicago polymorpha l. The accessions were assessed for variation in morphological, agronomic and biochemical traits. Rapid establishment of a flowering cline in medicago. Burr medic medicago polymorpha is regarded as an environmental weed in victoria, new south wales and western australia. Plants can be harvested on a cut and come again basis, the first harvest can be made about one month after sowing.
Medicago polymorpha, a dicot, is an annual herb that is not native to california. Original article genetic variability organisation and gene flow in natural populations of medicago polymorpha l. Medicago polymorpha bur clover is an annual broad leaf plant which inhabits. It is found in particular in regions with a mediterranean climate, but is by no means confined to them. Identification of marker traits in annual medicago species medics would assist plant breeders in cultivar development. Naylor, in encyclopedia of applied plant sciences, 2003. Coinvading symbiotic mutualists of medicago polymorpha. Seventeen ecotypes of the wild species medicago polymorpha adapted to a sardinian italy environment have been evaluated for their response to tissue culture. Files are available under licenses specified on their description page.
It is found throughout california, except the great basin and deserts, to about 5000 feet 1500 m. Medicago polymorpha originates from mediterranean europe and north africa and is a globally distributed invader lesins and lesins 1979. 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. Greene medica denticulata bubani, 1899 medicago aculeata gaertn. Forty five accessions of sardinian germplasm ofmedicago polymorpha l. Dreissena polymorpha, photo by jonne kotta, source. This is the profile for the plant medicago polymorpha toothed medick nefel komuni. All structured data from the file and property namespaces is available under the creative commons cc0 license. Os seus nomes comuns sao carrapico, carrico, luzerna, luzernapreta ou trevopreto. Common names include california burclover, toothed bur clover, toothed medick and burr medic. The extracts of all concentrations inhibited the growth of the calluses of digitaria ciliaris, chenopodium album, amaranthus lividus, portulaca oleracea. Usda nrcs plant materials center, big flats, new york. Natural resources conservation service plant guide. Nobanis invasive alien species fact sheet dreissena polymorpha.
Leaves and young shoots raw or cooked as a potherb. Medicago species, black medick, bur medic, burclover medicago. 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. This page was last edited on 9 december 2014, at 05. Identification of weeds among these diverse plants is the first step in their management. Little information regarding the effects of selenium addition on germination and early growth of annual leguminous forage crops exists. The results of a numerical analysis based on data from 63 auxanographic and biochemical tests clearly separated genomic species 2 isolates from s. Medicago species, black medick, bur medic, burclover. Fact sheets are available from department of employment, economic development and innovation deedi service centres and our customer service centre telephone 25 23. Rapid establishment of a flowering cline in medicago polymorpha after. 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. 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. Genetic variability organisation and gene flow in natural populations of medicago polymorpha l.
Alfalfa medicago sativa, lucerne is a herbaceous perennial legume used primarily as a hay crop and has a high feeding value. 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. Definitions of terms are available in the gcw introduction. An medicago polymorpha in nahilalakip ha genus nga medicago, ngan familia nga fabaceae. 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 polymorpha name synonyms medica denticulata willd. Decumbent or ascending annual, glabrous or pubescent. Selenium addition affects early seedling growth of medicago. Highquality permanent draft genome sequence of ensifer. It is specialized on the rhizobium ensifer medicae, and also rarely nodulates with ensifer meliloti in its native range rome et al.
Medicago polymorpha information from the global compendium. The allelopathic potential of medicago species has been previously reported against edible plants eldarier et al. Selenium addition affects early seedling growth of. Fact sheets are available from department of employment, economic development and innovation. Abstractthe aim of the presented work was to assess the potential of medicago polymorpha extract to synthesize silver nanoparticles agnps as a green method. Genomic species 2 isolates nodulated and fixed nitrogen with medicago polymorpha, whereas s. 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.
Medicago polymorpha bur clover question number question answer score 1. In this study, we used a common garden experiment and genotyping. Plant regeneration from callus and protoplasts in medicago. 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.
Wild populations of medicago ciliaris and medicago polymorpha were subjected to four salt treatments 0, 50, 100 and. 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. Wsm244 was isolated in 1979 from a nodule recovered from the roots of the annual medicago polymorpha l. The atlas of florida plants provides a source of information for the distribution of plants within the state and taxonomic information. The website also provides access to a database and images of herbarium specimens found at the university of south florida and other herbaria. Ini nga species ginbahin ha masunod nga subspecies. Media in category medicago polymorpha the following 58 files are in this category, out of 58 total. 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. Pdf rapid evolution of medicago polymorpha during invasion. An illustrated flora of the northern united states, canada and the british possessions. Medicago polymorpha online atlas of the british and. Medicago truncatula barrel medic is a small annual legume native to the mediterranean region. Medicago polymorpha wikipedia, a enciclopedia livre.
Medicago polymorpha is a herbaceous legume that is native to western and. Nobanis invasive alien species fact sheet dreissena. The results can also be downloaded as a csv file unicode utf8 encoding. Progeny from each of three crosses were evaluated in the f 1, f 2, and f 3 generations. As other legumes, it forms symbioses with nitrogenfixing rhizobia and arbuscular mycorrhizal fungi. Medicago polymorpha bur clover is an annual broad leaf plant which inhabits agricultural lands especially wheat. An medicago polymorpha in nahilalakip ha genus nga medicago, ngan familia nga fabaceae subspecies. A native of southern europe, bur clover has become naturalized throughout warm. 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. Natural resources conservation service plant guide burclover. Department of agriculture agricultural research service. Medicago polymorpha online atlas of the british and irish flora.
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