Abstract:ompared with artificial forest of Caragana korshinskii,morphological variation withinand among nine natural populations of Caragana at different ecological niches including hardridge,hard ridge with sand cover,smooth ridge with sand cover,lowland with sand cover andsand dune was investigated.The results showed that pod length was a stable character withina single individual,but varied widely within a population and among populations to such anextent that variation covered a range of three species(C. korshin...
