Astrothelium amazonum (R.C. Harris) Aptroot & Lücking



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.



Felix Schumm CC BY-SA 4.0
[Dumont107], Brazil, Amazonas, Reserva Biologica de Campina, Inpa- Suframa, on the Manaus-Caracarai Rd at point 45 km from the intersection of th Manaus-Itacoatiara Rd, on living log. Leg. K.P. Dumont (no 197), E.M.M. Freire, D.R.Hosford, G.J. Samuels, W.C. Steward & W.R. Buck, 6.11.1977. ISOTYPE.
Thallus corticate, pale olive-green to yellowish, uneven to somewhat bullate. Ascomata several chambers joined with eccentric, fused ostioles; joined ascomata dispersed, not pseudostromatic, 0.8-1.2 mm diam., erumpent to prominent, wart-shaped to conical, covered by thallus except for papilliform reddish to brown-black ostiole, internally with yellow orange, K+ purple, UV+ red pigment. Hamathecium clear. Ascospore 8/ascus, muriform, hyaline, 75–95 × 23–28 μm, median septum thickened, IKI-. Chemistry: thallus UV-, K-, ascomata intrnally with yellow-orange, K+ purple, UV+ red anthraquinone.