茎呈方柱形，有对生分枝；表面紫棕色或淡绿色；断面白色，髓部中空。叶对生，完整者展平后呈宽披针形、长椭圆形或卵形；上表面深绿色，下表面灰绿色的药材，稀被茸毛,有凹点状腺鱗的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29383' and id < 2393527 and id<>'2393527' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29383' and id > 2393527 and id<>'2393527' order by id asc limit 5