| Trichoderma alutaceum |
| Found in July growing from the roots of a fallen American beech tree. |
| Asci with spores. (Perithecia completely broken away during slide preparation.) |
| Cross-section of stroma showing perithecia. Asci, the spore producing cells, develop within these walled chambers. |
| Top views of stroma showing small pores (ostiole) where spores are released from the perithecia. |
| The Fifth Kingdom Australian National Botanic Gardens - Flask Fungi Tree of Life - Ascomycota Using a Microscope to Study Mushrooms MushroomExpert.Com |
| Podostroma alutaceum and Hypocrea alutacea are synonyms. These fungi develop tiny fruiting bodies (perithecia) that are embedded in what George Barron calls "a massive fungus matrix", the stroma. |
| Deposited at University of Michigan Herbarium |