作 者 ：CHEN Yi-Lin, CHEN Shu-Rong
期 刊 ：植物分类学报 2004年 2期
关键词：苍耳属一室苍耳新异名；
Abstract:Xanthium sibiricum var. jingyuanense, a variety described based on the presence of only one chamber and only one achene in the conceptacle, is reduced to the synonymy of X. sibiricum.