spore_print_color mycena rosea
Mycena is a large genus of small saprotrophic mushrooms that are rarely more than a few centimeters in width . They are characterized by a ___MASK73___ spore print , a small conical or bell - shaped cap , and a thin fragile stem . Most are gray or brown , but a few species have brighter colors . Most have a translucent and striate cap , which rarely has an incurved margin . The gills are attached and usually have cystidia . Some species , like " Mycena haematopus ", exude a latex when the stem is broken , and many species have a chlorine - like odor . The Mycenaceae are a family of fungi in the order Agaricales . According to the " Dictionary of the Fungi " ( 10th edition , 2008 ), the family contains 10 genera and 705 species . This is one of several families that were separated from the Tricholomataceae as a result of phylogenetic analyses . Taxa in the Mycenaceae are saprobic , have a cosmopolitan distribution , and are found in almost all ecological zones . The family was circumscribed by Caspar van Overeem in 1926 . Mycena rosea , commonly known as the rosy bonnet , is a species of mushroom in the Mycenaceae family . First named Agaricus roseus in 1803 by Danish botanist Heinrich Christian Friedrich Schumacher , it was given its present name in 1912 by Gramberg . The Tricholomataceae are a large family of mushrooms within the Agaricales . A classic " wastebasket taxon ", the family is inclusive of any ___MASK73___ -, yellow -, or pink - spored genera in the Agaricales not already classified as belonging to the Amanitaceae , Lepiotaceae , Hygrophoraceae , Pluteaceae , or Entolomataceae .