点叶菊属,中国菊科一新归化属

摘要

报道了中国菊科的新归化属种:点叶菊属(Porophyllum Guettard)点叶菊([P.ruderale(Jacquin)Cassini].点叶菊属原产于美洲,这是本属植物在我国境内归化的首次记录.该种在许多地方表现出入侵性,建议加强动态监测.%The genus Porophyllum Guettard and a species of this genus,P.rederale are firstly reported naturalized in China. Due to its invasiveness, it is necessary to carry out a dynamic monitoring for the species.