عنوان مقاله [English]
The genus Kaviria zehzadii (Akhani) Akhani of Amarantaceae family is one of the Iranian endemic species, whose natural habitat is located exclusively in Torbat Jam (between Mohammad Abad and Malo) in Khorasan Razavi province. Based on field visits, the area of occupancy (AOO) of this species was defined 0.174 km2 and the extent of occurrence (EOO) was estimated to be about half a square kilometer. Therefore, according to the criteria of the International Union for Conservation of Nature (IUCN), this species is classified as Critically Endangered (CR). To conserve the species, its habitat should be protected as a genetic reserve.