While other currently described genomes from generic begomo, curto and topocuviruses contain between five and eight genes and have one intergenic region ir, mastrevirus genomes contain only three genes and have both a large lir and a small sir intergenic region. Viruses geminiviridae eragrovirus eragrostis curvula streak virus virus hosts i eragrostis curvula weeping love grass. Identification and characterisation of a highly divergent geminivirus. Description of a novel monopartite geminivirus and. Related plants emelo ermelo morpa morpha totnes burgundy nursery availability. Establishment of three new genera in the family geminiviridae ncbi. Discovery of the first maizeinfecting mastrevirus in the. Curvula and conferta types normally flower in late spring and to a lesser extent, late summer, but rarely in mid summer. Ecsv eragrostis curvula streak virus reported for the first time in this paper. Six eragrostis curvula plants presenting with streak symptoms similar to those encountered in maize streak virus msv infected grasses see additional file 1 were sampled within 40 km of one another in the kwazulu natal province of south africa between december 2007 and may 2008.
Eragrovirus type species eragrostis curvula streak virus eragrovirus is a genus of viruses, in the family geminiviridae. Eragrostis curvula is a perennial grass with a distribution. Threatened species programme sanbi red list of south. Eragrovirus is a genus of viruses, in the family geminiviridae. There are currently 485 species in this family, divided among 9 genera. Curiously, this virus, which we have tentatively named eragrostis minor streak virus emsv, was discovered in namibia, southern africaalmost as far from japan as it is possible to get within. Eragrostis curvula streak virus ecsv00overview eppo global. If a curvula type is mowed following flowering in late spring, it produces few or no additional heads until late summer. Ecol soc jpn ed 2002 handbook of alien species in japan. It is variable in appearance, and there are many different natural and cultivated forms. A novel divergent geminivirus identified in asymptomatic. Among plants viruses, those of the family geminiviridae are responsible for a. Tomato yellow leaf curl virus longdom publishing sl. A highly divergent south african geminivirus species.
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