English: Vein skeleton of a leaf. Veins contain lignin that make them harder to degrade for microorganisms. The leaf came from Magnolia doltsopa (Magnoliaceae).
Français : Feuille décomposée de Magnolia doltsopa (Magnoliacées). Les vaisseaux contiennent de la lignine, plus difficile à dégrader par les micro-organismes.
這是一張修飾過的圖片,即本圖片是用軟體修改過後的版本,修改的方式或內容有:Removed (circular ghost) Lycaon 13:44, 23 July 2007 (UTC)。
== Summary == {{Information |Description= Vein skeleton of a leaf. A Tree the leaf came from is: ''Magnolia doltsopa'', Family: Magnoliaceae {{Retouched|Removed (circular ghost}} [[Category:Photosynthesis | Plant physiology | Plant morphology | Plant ana