Luminosa Fractalis, named for its shining, fractal-like branching morphology, is a bioluminescent fungus inhabiting tropical cave systems. Its coral-like fruiting bodies feature ruffled caps with intricate folds and vibrant gradients of orange, pink, and violet, densely packed lamellae with wavy margins, and stipes supporting 10-25 cm heights up to 15 g. Bioluminescence results from a luciferin-luciferase reaction along ridged lamellae, emitting blue-green light (470-530 nm) visible in dim caves. Placed in the Crepuscular Luminae cluster, likely related to Agaricales, it thrives in cool (5-20°C), moist microclimates on decaying tropical wood. As a saprotroph, its mycelium recycles nutrients in cave ecosystems, dispersing spores via gentle air currents and swaying fruiting bodies.