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Family: PyronemataceaeGenus: Octospora
Anamorph: not known.
Teleomorph: ascomata apothecia, 2-5 (-8) mm diam. and 2-3 (-8) mm tall, cupulate, short- to long-stalked, the disc bright orange, the margin sometimes paler and denticulate. Excipulum composed of thin-walled epidermoid cells to 15 µm diam., with an outer coating of hyaline thick-walled rhizoid-like hyphae in the lower part. Interascal tissue composed of unbranched paraphyses 3-4 µm diam., the apices curved but not noticeably swollen, containing orange carotenoid pigments. Asci 120-140 x 8-10 µm, cylindrical, with a long tapering stalk, thin-walled, the apex rounded to truncate, operculate, not staining in iodine, initially 8-spored but with the four lower spores usually aborting. Ascospores arranged uniseriately, 13-15 (-17) x 8-10 µm, ellipsoidal, aseptate, thin-walled, hyaline, with 1-2 large guttules, with an inconspicuous warted ornamentation.