Stomatal apparatuses are oval, and the long axes of stomata are mostly perpendicular or oblique to the midvein.
Stomatal apparatuses are oval, and the long axes of stomata are mostly perpendicular or oblique to the midvein.
气孔器椭圆形,长轴与叶片长轴垂直或成一定的角度。
Stomatal apparatuses are oval, and the long axes of stomata are mostly perpendicular or oblique to the midvein.
气孔器椭圆形,长轴与叶片长轴垂直或成一定的角度。