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General Description

 Conidiophores. Comprising individual conidiogenous cells. Conidiogenous cells. Small, peg-like, producing conidia by a non-progressive replacement wall-building apex system with percurrent proliferation. Conidia. Globose to ovoid, 1.5-2 μm diam. Ascomata. Perithecial 650-1000 × 300-500 μm, covered up to the neck with long, flexuous, olivaceous or brown, septate hairs or almost bare; neck conical to cylindrical, blackened- with papillae; peridium thin, membranaceous, almost black, and opaque near the neck, olivaceous and semi-transparent below. Asci. Clavate, 180-210 × 26-32 μm, swelling considerably in water, apical ring distinct, 8-spored with spores arranged in two rows. Ascospores. Ellipsoid, 28-36 × 17-21 μm, primary appendage cylindrical, 25-35 × 5-6 μm; four short secondary appendages near apex of spores; four similar appendages at the distal end of the primary appendage. Germ pore apical, about 2 μm diam. 


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© Ahmed Abdel-Azeem

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