Aims : The vegetation classification system of China (China-VCS) is not completed. Stipa steppes are the most important in China. Here we made optimal use available plot data to classify into associations a way that consistent with International Vegetation Classification. Study Area: Songnen Plain, Inner Mongolian Plateau, Loess Tibetan and northwest mountain areas Methods: We used 1337 plots p...

Stipa richteriana and Galium songaricum are newly recorded species for the flora of Iran, collected from Binalood and Hezar-Masjed Mountains in Razavi Khorassan Province. The geographical distribution of both species is mainly confined to the Middle Asia. Morphological characters of two newly recorded species are compared with their close relatives. Notes on taxonomy, ecology, phytogeography, a...