Abstract: There were discoveries in the study of the taxonomy of seed-plant in Zhejiang province.Padusnapaulensis and Lyoniaovalifolia var.elliptica were newly recorded from Zhejiang.Arisaemasikokianumvar.viridescens was newly combined as a form of A.bockii f.viridescens and a new variety of Hydrangea chinensis var.patentihirsuta was described with photograph.Polygonumminutissimum Z.Wei et Y.B.Chang and Actinidiavalvatavar.longipedicellata were respectively reduced to synonyms of P.nepalenseand A.macrosperma.Chrysospleniumpilosopetiolatum and Stewartiagemmata were restored as specific rank, with the lectotypification of S.gemmate.