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 Colonies. On Czapek's agar attaining 1.5-2.5 cm diam. after 7 days at 25°C, margin low, conidial areas raised, yellow-orange to greyed-yellow; exudate in the form of numerous yellowish droplets or lacking, reverse greyed-orange. On malt extract agar attaining 2.5-3 cm diam. after 7 days at 25°C, margin low, narrow, conidial areas yellow-orange to greyed-orange; exudate lacking; reverse greyed-orange with similar but lighter secretion diffusing into the agar medium. Conidiophores. Up to 600 μm (or more) long × 4 μm wide, yellow to light brown, smooth; conidial heads loosely columnar; vesicles subglobose to ovate or elongate, fertile over the entire surface or the upper part; metulae 3.3-5.8 × 2.1-2.5 μm; each bearing 2-3 conidiogenous cells. Conidiogenous cells. 6.6-8.3 × 1.7-2.1 μm, "phialidic". Conidia. Globose to subglobose, smooth, 2.1-2.9 μm. Ascomata. Cleistothecial, globose; peridium consisting of several layers of thin-walled hyphae. Asci. Mostly 4-spored. Ascospores. Subglobose, smooth, colourless to pale yellow, each with an inconspicuous equatorial groove 6.4-8 × 5.6-6.4 μm. 


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© Ahmed Abdel-Azeem

Partner Web Site: Cybertruffle

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