Ranunculaceae A highly variable family of about 2450 species of dicotyledonous plants that includes the buttercups, monk毛茛科：双子叶植物中高度变异的一个科，约有2450个种，包括毛茛，乌头，银莲花，铁线莲，飞燕草和藜芦等。
Review of related genes of nitrogen-fixation about nonleguminous woody dicotyledonous plants in symbiosis with actinomyc非豆科木本植物与放线菌共生固氮相关基因研究进展