Cercospora fuchsiae is a fungal plant pathogen.

• Leaf spots circular to angular, 2–8 mm. in diameter, pale to medium dark brown, the older spots with a pale center or with concentric rings and a dark line margin
• fruiting chiefly epiphyllous
• stromata a few cells to 30 μm in diameter, dark brown; fascicles 3-20 diverging stalks; conidiophores pale to medium dark brown, paler and sometimes more narrow toward the tip, plainly multiseptate, slightly branched, 0-2 geniculate or undulate, straight to curved, medium spore scar at the subtruncate tip, 4–5.5 x 30-130 μm
• conidia hyaline, acicular to obclavate, straight to mildly curved, indistinctly multiseptate, base truncate to long obconically truncate, tip subacute to subobtuse, 2–3.5 x 20-75 μm.^[1]