Sherardia is a monotypic genus of flowering plants in the family Rubiaceae. The genus contains only one species, viz. Sherardia arvensis or (blue) field madder, which is widespread across most of Europe and northern Africa as well as southwest and central Asia (from Turkey to Saudi Arabia to Kazakhstan) and Macaronesia (Canary Islands, Azores, Madeira, Savage Islands). It is also reportedly naturalized in Australia, New Zealand, Taiwan, Kerguelen, Ethiopia, Sudan, southern Africa, Mexico, Costa Rica, ...
Andika dalili au ugonjwa na usome juu ya mimea ambayo inaweza kusaidia, chapa mimea na uone magonjwa na dalili ambazo hutumiwa dhidi yake.
* Habari zote zinategemea utafiti wa kisayansi uliochapishwa