下列哪种药材的原植物叶对生，且茎不呈方形

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30684' and id < 2473103 and id<>'2473103' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30684' and id > 2473103 and id<>'2473103' order by id asc limit 5