[Objective] The study aims to explore the plant resources of Micangshan Nature Reserve in Shaanxi, field investigation was carried out. [Methods] The authors determined one newly recorded genus and four newly recorded plants in Shaanxi Province by consulting the literature and comparing the specimens in the collection. [Results] One new record genus of the vascular plant, Gonocarpus Thunberg, and its new record species Gonocarpus micranthus Thunberg in Shaanxi Province were determined. In addition, three new record plants were found. They were Viburnum atrocyaneum C. B. Clarke (Viburnaceae), Carpesium minus Hemsley (Asteraceae) and Euonymus oxyphyllus Miquel (Celastraceae). [Conclusion] This report was of great significance to improve the records of vascular plants in Shaanxi province. The voucher specimens were stored in the herbarium of Northwest A&F University(WUK).