Variation of seed mass and SLA of 63 plant species in different habitats at various altitudes on the eastern Qinghai-Tibet Plateau Comparison of leaf, height and seed functional traits of species in dry-hot valleys Variation in fruit and seed traits and seed germination among different populations of Eremosparton songoricum Variations and spatial distribution pattern of seed mass in the Gurbantunggut Desert Variation of Functional Traits of Quercus Seedlings from Different Provenances of Temperate Zone of NSTEC Effect of accumulated temperature on seed germination—a case study of 12 Compositae species on the eastern Qinghai-Tibet Plateau of China Seed mass variation in common plant species in Wanfoshan Natural Reservation Region, Anhui, China Correlation of Seed Mass with Elevation Effects of Seed Mass on Germination of Lamiaceae Species in the Eastern Qinghai-Tibetan Plateau REVIEW OF ADVANCES IN ECOLOGY OF SEED MASS