Lumina Fungosa, meaning 'glowing fungus,' is a bioluminescent species in the Galactic Mycelium cluster. Its fruiting bodies are 10-25 cm tall with broad, convex to funnel-shaped caps exhibiting violet and pink luminescence mainly on margins and gill edges. The closely spaced gills radiate from a thick, white, finely textured stipe adapted for growth-based movement in tropical caves. Bioluminescence emits 450-495 nm blue-green light via a luciferin-luciferase mechanism localized on gills and cap edges, likely aiding spore dispersal by attracting cave fauna. It thrives in humid, shaded tropical caves on decomposing organic substrates, playing a saprotrophic role through an extensive mycelium. Taxonomically, it aligns with Agaricales, near Mycenaceae. Spore dispersal occurs via air currents within cave microenvironments. The adaptive mycelium efficiently decomposes detritus, supporting nutrient cycling at stable 10-20°C temperatures.