Definition
Vascular necrosis is a decay of a plant's xylem or phloem due to pest attack.
Discussion
Vascular necrosis can lead to plant wilting and death, and be caused by plant pathoegns such as fungi, bacteria and viruses.
Vascular necrosis in a pseudostem of banana (Musa ap.) caused by Panama wilt disease. |
 Vascular necrosis in a stem of Acacia koae caused by infection of the plant by Fusarium oxysporum f. sp. koae, cause of koa wilt disease. |
 Vascular necrosis of Acacia koa, affected by koa wilt disease (caused by the plant-pathogenic fungus, Fusarium oxysporum f. sp. koae). |
 Necrotic vasculature, probably xylem, of a disease mango (Magnifera indica) stem. |
 |
 |