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 Hypoxylon hughesii
BiostatusPresent in region - Indigenous. Endemic
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Caption: Hypoxylon hughesii, BCP 1002
Owner: B.C. Paulus |
Description: Stromata: Stromata pulvinate, or effused; 7-60 mm long; 3-25 mm broad; 0.3-2.5 mm thick; perithecia not visible, or inconspicuous; ostioles lower than or more or less equal to stromatal surface; stromatal surface typically with distinct purple pigments (vinaceous or dark vinaceous), or rarely in some collections dark brown (brown vinaceous); granules immediately below stromatal surface red brown; KOH-extractable pigments blackish-purple, or lacking; tissue below perithecia inconspicuous.
Perithecia: Perithecia more or less globose; 0.1-0.2 mm diam.
Asci: Asci 150-170 µm long; 6-8 µm wide; stipe long with spores more or less confined to upper half of ascus; amyloid ring broader than high.
Ascospores: Ascospores 9-12 µm long; 4-5.5(-7) µm wide; brown; 0-septate; in side view more or less equilateral; in face view fusoid, or broad elliptic; ends typically narrowly rounded, sometimes broadly rounded. Germ slit straight, spore-length. Perispore indehiscent in 10% KOH.
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