maculata, Rhodocollybia
maculatus, Gomphidius
maculatus, Lactarius
marginata var. concolor, Hygrocybe
marginata var. marginata, Hygrocybe
marginata var. olivasceus, Hygrocybe
mariae, Russula
marylandensis, Cortinarius
megalospora, Xerula
melaleuca, Melanoleuca
mellea, Armillaria
mesophaeum, Hebeloma