crenations

与crenations相关的网络例句 [注：此内容来源于网络，仅供参考]

Leaves opposite, subopposite, whorled, spiraled, or alternate, usually petiolate, estipulate; petiole sometimes persistent and thornlike; leaf blade simple, margin entire or subentire, sometimes toothed, glands often present between crenations of proximal margin and at base or on petiole.

叶对生，近对生，轮生，螺旋状排列，或者互生，通常具叶柄，无托叶；叶柄有时宿存并刺状；单叶，边缘全缘或者近全缘，有时具齿，通常在近端部和基部的圆锯齿之间或叶柄上有腺体。