Close Relationship Between Shaniodendron and Parrotia (Hamamelidaceae), Evidence from ITS Sequences of Nuclear Ribosomal DNA A Reevaluation of the Status of A. lobophylla Based on ITS Sequence, with Reference to the Utility of ITS Sequence in Adenophora Phylogenetic analysis of Dryopteridaceae based on chloroplast rbcL sequences Phylogenetic position of the monotypic genus Metapolypo- dium Ching endemic to Asia: evidence from chloroplast DNA sequences of rbcL gene and rps4-trnS region Progress in Studies on Floral Development of Angiosperms and Some Consideration on Future Studies A morphological and molecular assessment of the genus Sinotubimorpha (Halymeniaceae, Rhodophyta) Delimitation and phylogeny of Aletris (Nartheciaceae) with implication for perianth evolution Stress resistance and genetic diversity of endophytic bacteria isolated from Caragana spp. root nodules. The bacterial diversity from mud volcano in Xinjiang by culture-independent approach Isolation, Expression and Single Nucleotide Polymorphisms Analysis of Sucrose Synthase Gene (PtSUS 1 ) from Populus tomentosa Phylogenetic Relationship ofPopulusSections by ITS Sequence Analysis Studies on genetic relationship of Dioscorea Relationships of Species, Hybrid Species and Cultivars in Genus Malus Revealed by AFLP Markers