Predicting potential geographical distributions and patterns of the relic plant Gymnocarpos przewalskii using Maximum Entropy and Genetic Algorithm for Rule-set Prediction Tisssue culture and plant regeneration of rare plant Gymnocarpos przewalskii Community Characteristics of Asterothamnus centrali-asiaticus and Gymnocarpos przewalskii in the Subei Desert of Hexi Corridor, Gansu Structure and dynamic characteristics of Gymnocarpos przewalskii in different habitats A study on species diversity of a Gymnocarpos przewalskii community in the Subei desert The spatial distribution patterns of rare plant Gymnocarpos przewalskii communities in Subei Potential Effects of Climate Change on the Distribution of Six Desert Plants in China