Molecular cloning and expression analysis of a late embryogenesis abundant protein gene (SmLEA2) from Salvia miltiorrhiza Cloning and Expression Analysis of a Late Embryogenesis Abundant Protein Gene CpLEA from Chimonanthus praecox Cloning and Expression Analysis of a Late Embryogenesis Abundant Protein Gene CpLEA from Chimonanthus praecox Cloning and sequence analysis of DHN1 gene from Salvia miltiorrhiza Cloning and Prokaryotic Expression of MrLEA2 from Medicago ruthenica Cloning and Functional Validation of Late Embryogenesis Abundant Protein Gene Promoter from Maize