Qiu Jiancheng checks the growing status of tetraena mongolica in Mahuanggou area in Shizuishan City, northwest China's Ningxia Hui Autonomous Region, July 8, 2015. Tetraena mongolica is a narrowly monotypic genus of Zygophyllaceae found in a very limited area in border areas of Ningxia and Inner Mongolia. To protect this rare plant species, Qiu and technicians of Beishawo forest farm have searched for better transplant areas since May and made a breakthrough. (Photo: Xinhua/Peng Zhaozhi)
