叶的形态与功能 Morphology and Functions of leaf ●叶的功能 functions ●光合作用 blade or photosynthesis 蒸腾作用 transpiration margin 其它合成作用 ●叶的形态组成 midrib 叶片 blade or lateral lamina veins ●叶柄 petiole petiole ●托叶 stipule stipules stem
叶的形态与功能 Morphology and Functions of Leaf z 叶的功能 functions functions z 光合作用 photosynthesis photosynthesis z 蒸腾作用 transpiration transpiration z 其它合成作用 z 叶的形态组成 z 叶片 blade or blade or lamina z 叶柄 petiole petiole z 托叶 stipule stipule
完全叶和不完全叶 Complete or Incomplete leaf Close-up of Barley Stem Node Monocotyledon) Blade Stem Auricles Ligule Sheath
完全叶和不完全叶 Complete or Incomplete leaf
Simple leaves of thottea Aristolochiaceae 马兜铃科
Simple leaves of Thottea Aristolochiaceae 马兜铃科
舌 The pinnately Sessile leaves of a In corn the base of the compound leaf of Member of the mustard leaf forms a sheath the pea(Pisum famil around the stem sativum
The pinnately compound leaf of the pea (Pisum sativum). Sessile leaves of a Member of the mustard family. In corn, the base of the leaf forms a sheath around the stem. ￩叶舌 托叶
Perfoliate leaf 穿茎叶
Perfoliate leaf 穿茎叶