Astrothelium infuscatulum (Müll. Arg.) Aptroot & Lücking



Felix Schumm - CC BY-SA 4.0
[ABL14865], Suriname, Brokopondo district, Brownsberg, on Spondias, village Brownsweg, 55°10’ W, 5°00’ N, 200 m. Leg. A. Aptroot (no 14865), 25-29.01.1985, det. A. Aptroot.
Thallus corticate, olive-green to yellowish brown, smooth to uneven. Ascomata with apical ostioles, distinctly pseudostromatic; pseudostromata 1–2 mm diam., erumpent, irregular to linear, with flattened surface, blackish brown except for a pale brown rim around the ostioles. Hamathecium clear. Ascospores 8/ascus, 3-septate, fusiform-ellipsoid, hyaline, 25–30 × 7–10 μm, IKI+ violet. Chemistry: thallus and pseudostromata UV-, K-. TLC: no substances detected.



Felix Schumm - CC BY-SA 4.0
[ABL14865], Suriname, Brokopondo district, Brownsberg, on Spondias, village Brownsweg, 55°10’ W, 5°00’ N, 200 m. Leg. A. Aptroot (no 14865), 25-29.01.1985, det. A. Aptroot.
Thallus corticate, olive-green to yellowish brown, smooth to uneven. Ascomata with apical ostioles, distinctly pseudostromatic; pseudostromata 1–2 mm diam., erumpent, irregular to linear, with flattened surface, blackish brown except for a pale brown rim around the ostioles. Hamathecium clear. Ascospores 8/ascus, 3-septate, fusiform-ellipsoid, hyaline, 25–30 × 7–10 μm, IKI+ violet. Chemistry: thallus and pseudostromata UV-, K-. TLC: no substances detected.



Felix Schumm - CC BY-SA 4.0
[ABL14865], Suriname, Brokopondo district, Brownsberg, on Spondias, village Brownsweg, 55°10’ W, 5°00’ N, 200 m. Leg. A. Aptroot (no 14865), 25-29.01.1985, det. A. Aptroot.
Thallus corticate, olive-green to yellowish brown, smooth to uneven. Ascomata with apical ostioles, distinctly pseudostromatic; pseudostromata 1–2 mm diam., erumpent, irregular to linear, with flattened surface, blackish brown except for a pale brown rim around the ostioles. Hamathecium clear. Ascospores 8/ascus, 3-septate, fusiform-ellipsoid, hyaline, 25–30 × 7–10 μm, IKI+ violet. Chemistry: thallus and pseudostromata UV-, K-. TLC: no substances detected.



Felix Schumm - CC BY-SA 4.0
[ABL14865], Suriname, Brokopondo district, Brownsberg, on Spondias, village Brownsweg, 55°10’ W, 5°00’ N, 200 m. Leg. A. Aptroot (no 14865), 25-29.01.1985, det. A. Aptroot.
Thallus corticate, olive-green to yellowish brown, smooth to uneven. Ascomata with apical ostioles, distinctly pseudostromatic; pseudostromata 1–2 mm diam., erumpent, irregular to linear, with flattened surface, blackish brown except for a pale brown rim around the ostioles. Hamathecium clear. Ascospores 8/ascus, 3-septate, fusiform-ellipsoid, hyaline, 25–30 × 7–10 μm, IKI+ violet. Chemistry: thallus and pseudostromata UV-, K-. TLC: no substances detected.



Felix Schumm - CC BY-SA 4.0
[ABL14865], Suriname, Brokopondo district, Brownsberg, on Spondias, village Brownsweg, 55°10’ W, 5°00’ N, 200 m. Leg. A. Aptroot (no 14865), 25-29.01.1985, det. A. Aptroot.
Thallus corticate, olive-green to yellowish brown, smooth to uneven. Ascomata with apical ostioles, distinctly pseudostromatic; pseudostromata 1–2 mm diam., erumpent, irregular to linear, with flattened surface, blackish brown except for a pale brown rim around the ostioles. Hamathecium clear. Ascospores 8/ascus, 3-septate, fusiform-ellipsoid, hyaline, 25–30 × 7–10 μm, IKI+ violet. Chemistry: thallus and pseudostromata UV-, K-. TLC: no substances detected.



Felix Schumm - CC BY-SA 4.0
[ABL14865], Suriname, Brokopondo district, Brownsberg, on Spondias, village Brownsweg, 55°10’ W, 5°00’ N, 200 m. Leg. A. Aptroot (no 14865), 25-29.01.1985, det. A. Aptroot.
Thallus corticate, olive-green to yellowish brown, smooth to uneven. Ascomata with apical ostioles, distinctly pseudostromatic; pseudostromata 1–2 mm diam., erumpent, irregular to linear, with flattened surface, blackish brown except for a pale brown rim around the ostioles. Hamathecium clear. Ascospores 8/ascus, 3-septate, fusiform-ellipsoid, hyaline, 25–30 × 7–10 μm, IKI+ violet. Chemistry: thallus and pseudostromata UV-, K-. TLC: no substances detected.