Astrothelium bicolor (Taylor) Aptroot & Lücking



Felix Schumm - CC BY-SA 4.0
[ABL48395], Brazil, Bahia, Itamarajú, Monte Pascoal, on tree bark in Atlantic tropical rain forest. 16°53'38'' S, 39°24'35'' W, 470 m. Leg. M. Cáceres & A. Aptroot (no 48395), 15.02.2019, det. A. Aptroot 2019.



Felix Schumm – CC BY-SA 4.0
[Hill10703], Solomon Islands, New Georgia group, Kolombangara, 700 m, on tree near stream. Leg. D.J. Hill, 7.9.1965, det. A. Aptroot 2013. Duplicates ex BM in ABL s. nr.
Thallus green to yellowish or brown, smooth to somewhat bullate. Ascomata largely immersed in the pseudostroma. Pseudostroma not or little raised, whitish to dark brown. Ostioles apical. Hamathecium not inspersed, filaments profusely anastomosing. Ascospores hyaline, 3- septate, 15–27 × 7–10 μm, IKI–, lumina diamond-shaped. Chemistry. Thallus and pseudostroma UV–, K–. TLC: No substances detected



Felix Schumm – CC BY-SA 4.0
[Hill10703], Solomon Islands, New Georgia group, Kolombangara, 700 m, on tree near stream. Leg. D.J. Hill, 7.9.1965, det. A. Aptroot 2013. Duplicates ex BM in ABL s. nr.
Thallus green to yellowish or brown, smooth to somewhat bullate. Ascomata largely immersed in the pseudostroma. Pseudostroma not or little raised, whitish to dark brown. Ostioles apical. Hamathecium not inspersed, filaments profusely anastomosing. Ascospores hyaline, 3- septate, 15–27 × 7–10 μm, IKI–, lumina diamond-shaped. Chemistry. Thallus and pseudostroma UV–, K–. TLC: No substances detected



Felix Schumm – CC BY-SA 4.0
[Hill10703], Solomon Islands, New Georgia group, Kolombangara, 700 m, on tree near stream. Leg. D.J. Hill, 7.9.1965, det. A. Aptroot 2013. Duplicates ex BM in ABL s. nr.
Thallus green to yellowish or brown, smooth to somewhat bullate. Ascomata largely immersed in the pseudostroma. Pseudostroma not or little raised, whitish to dark brown. Ostioles apical. Hamathecium not inspersed, filaments profusely anastomosing. Ascospores hyaline, 3- septate, 15–27 × 7–10 μm, IKI–, lumina diamond-shaped. Chemistry. Thallus and pseudostroma UV–, K–. TLC: No substances detected



Felix Schumm – CC BY-SA 4.0
[Hill10703], Solomon Islands, New Georgia group, Kolombangara, 700 m, on tree near stream. Leg. D.J. Hill, 7.9.1965, det. A. Aptroot 2013. Duplicates ex BM in ABL s. nr.
Thallus green to yellowish or brown, smooth to somewhat bullate. Ascomata largely immersed in the pseudostroma. Pseudostroma not or little raised, whitish to dark brown. Ostioles apical. Hamathecium not inspersed, filaments profusely anastomosing. Ascospores hyaline, 3- septate, 15–27 × 7–10 μm, IKI–, lumina diamond-shaped. Chemistry. Thallus and pseudostroma UV–, K–. TLC: No substances detected



Felix Schumm – CC BY-SA 4.0
[Hill10703], Solomon Islands, New Georgia group, Kolombangara, 700 m, on tree near stream. Leg. D.J. Hill, 7.9.1965, det. A. Aptroot 2013. Duplicates ex BM in ABL s. nr.
Thallus green to yellowish or brown, smooth to somewhat bullate. Ascomata largely immersed in the pseudostroma. Pseudostroma not or little raised, whitish to dark brown. Ostioles apical. Hamathecium not inspersed, filaments profusely anastomosing. Ascospores hyaline, 3- septate, 15–27 × 7–10 μm, IKI–, lumina diamond-shaped. Chemistry. Thallus and pseudostroma UV–, K–. TLC: No substances detected



Felix Schumm – CC BY-SA 4.0
[Hill10703], Solomon Islands, New Georgia group, Kolombangara, 700 m, on tree near stream. Leg. D.J. Hill, 7.9.1965, det. A. Aptroot 2013. Duplicates ex BM in ABL s. nr.
Thallus green to yellowish or brown, smooth to somewhat bullate. Ascomata largely immersed in the pseudostroma. Pseudostroma not or little raised, whitish to dark brown. Ostioles apical. Hamathecium not inspersed, filaments profusely anastomosing. Ascospores hyaline, 3- septate, 15–27 × 7–10 μm, IKI–, lumina diamond-shaped. Chemistry. Thallus and pseudostroma UV–, K–. TLC: No substances detected



Felix Schumm - CC BY-SA 4.0
[ABL48395], Brazil, Bahia, Itamarajú, Monte Pascoal, on tree bark in Atlantic tropical rain forest. 16°53'38'' S, 39°24'35'' W, 470 m. Leg. M. Cáceres & A. Aptroot (no 48395), 15.02.2019, det. A. Aptroot 2019.