茎圆柱形，表面黄绿或棕黄色，具纵棱线，断面中部有白色的髓，叶互生的药材是

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30684' and id < 2473147 and id<>'2473147' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30684' and id > 2473147 and id<>'2473147' order by id asc limit 5