| Generic short diagnoses:
An immersed, pear-shaped, inoperculate discomycete in wood, with erumpent neck, visible as a a circular disc opening by a slit, with very long, filiform, multi-septate spores. |
Species example: |

Ostropa barbara - section |
Photo and © Jens H. Petersen Sweden, JHP-99.326 |
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