| Noun | 1. | Mycelia Sterilia - order of imperfect fungi having no known spore stagegenus Rhizoctinia - form genus of imperfect fungi some species of which are now placed in genera Pellicularia and Corticium because their perfect stages have been found genus Sclerotium, Sclerotium - form genus of sterile imperfect fungi; many form sclerotia; some cause sclerotium disease in plants | |