Researchers have discovered and described four new fungal species that live in decaying wood and soil, particularly in temperate forests. These fungi share a unique way of producing spores (conidiogenesis) that helps scientists classify and understand their relationships. Using genetic sequencing and environmental DNA data from around the world, scientists mapped where these fungi are found and learned that different species prefer different climates. This research improves our understanding of fungal diversity and how these decomposer organisms are distributed globally.