(gik1)又叫(ci3),喺植物學嚟講,係指啲植物上面嘅尖尖。而植物嘅棘可以分做莖棘、毛棘、葉棘等等[1]

薔薇嘅棘
  1. Sengbusch, Peter (2003-07-31). "Cross-Section Through the Prickle of a Rose". 原著喺2008-04-30歸檔. 喺2009-04-27搵到.