Luminomycota Rubelucens, named for its 'red light-bearing' properties, is a rare bioluminescent fungus in the Purpuracensis Spectrapinkus cluster. Its 10–25 cm tall fruiting bodies feature purplish-red caps with undulating margins and luminescent spots emitting blue-green light (470–530 nm). Densely spaced, decurrent gills glow softly, aiding spore dispersal. Cream to pale purple stipes arise from a textured, mycelium-rich substrate. Bioluminescence, from a luciferin-luciferase system, localizes on gill edges and cap, possibly facilitating spore release. Native to tropical caves (10–20°C), it is saprotrophic, decomposing organic detritus and recycling nutrients. Classified in Agaricales, Mycenaceae, genus Luminomycota, its airborne spores and extensive mycelium support cave microecosystems.