Astrothelium erubescens (Kunze) Aptroot



Felix Schumm – CC BY-SA 4.0
[ABL11195], Brazil, Rodônia, Porto Velho, Parque Natural Municipal, 8°41’10’’ S, 63°52’05’ W, 100 m, on Mangifera indica in garden. Leg. M. Cáceres & A. Aptroot, 9-12.3.2012, det. A. Aptroot 2012
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm – CC BY-SA 4.0
[ABL11195], Brazil, Rodônia, Porto Velho, Parque Natural Municipal, 8°41’10’’ S, 63°52’05’ W, 100 m, on Mangifera indica in garden. Leg. M. Cáceres & A. Aptroot, 9-12.3.2012, det. A. Aptroot 2012
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm – CC BY-SA 4.0
[ABL11195], Brazil, Rodônia, Porto Velho, Parque Natural Municipal, 8°41’10’’ S, 63°52’05’ W, 100 m, on Mangifera indica in garden. Leg. M. Cáceres & A. Aptroot, 9-12.3.2012, det. A. Aptroot 2012
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm – CC BY-SA 4.0
[ABL11195], Brazil, Rodônia, Porto Velho, Parque Natural Municipal, 8°41’10’’ S, 63°52’05’ W, 100 m, on Mangifera indica in garden. Leg. M. Cáceres & A. Aptroot, 9-12.3.2012, det. A. Aptroot 2012
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm – CC BY-SA 4.0
[ABL11195], Brazil, Rodônia, Porto Velho, Parque Natural Municipal, 8°41’10’’ S, 63°52’05’ W, 100 m, on Mangifera indica in garden. Leg. M. Cáceres & A. Aptroot, 9-12.3.2012, det. A. Aptroot 2012
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [



Felix Schumm - CC BY SA 4.0
[Flakus 15610], Bolivia, Santa Cruz, José Miguel de Velasco, PN Noel Kempff Mercado, Savana de los Fierros near Florida village, 14°36’11’’ S, 61°52’24’’ W, 205 m, savanna. Leg. A. Flakus (no 15610) & P. Rodriguez, 15.12.2009, det. A. Aptroot
Thallus grey to greyish green, smooth. Ascomata largely immersed in the pseudostromata. Pseudostroma not or a little raised, cream coloured, often completely covered by the thallus. Ostiole apical. Hamathecium inspersed. Ascospores 3-septate, 15–27 × 7–10 μm. Chemistry. Thallus and pseudostroma UV+ yellow, K–, with lichexanthone (or 1,8-dihydroxy-3,6-dimethoxyxanthone). [