A bell pepper fruit with an an area of fungal-caused necrosis referred to as anthracnose. 

Necrotic heart leaves of a Pritchardia palm associated with mealybug feeding injury. The white-colored material is the mealybug colony.

Necrotic heart leaf of a Pritchardia palm associated with banana moth feeding injury and fungi.

Small necrotic areas (leaf spots, "shot hole" sympotm) on leaves of a water lily plant.


Necrosis (adj. necrotic) is the death of cells or tissue, usually accompanied by black or brown darkening.

Etymology. "death of bodily tissue," 1665, from Gk. nekrosis "a becoming dead, state of death," from nekroun "make dead," from nekros "dead body" (see necro-).