PREMISE OF STUDY Weeds cause considerable environmental and economic damage. However, genomic characterization of weeds has lagged behind that of model plants and crop species. Here we describe the development of genomic tools and resources for 11 weeds from the Compositae family that will serve as a basis for subsequent population and comparative genomic analyses. Because hybridization has bee...

background: the genus tanacetum (compositae) is represented by 26 species in the flora of iran, 12 of them are endemic. one report on the analysis of essential oil of tanacetum polycephalum boiss. species has been published. objective: aim of this study is to determine the chemical composition of the hydrodistilled oil of tanacetum pinnatum boiss. of iranian origin for the first time. methods: ...

In the urban area of Banja Luka, 77 species alien plants have been found, most them neophytes (64.94%) while a smaller percentage are archeophytes (35.06%). Most originate from America (34), and Asiatic rank second (17). belong to Compositae family, in terms life form therophytes, intention has involved their arrival this area.The anthropogenic change indicator values shown significant impact o...