New pyrenocarpous lichens from NE Argentina

ANDRE´ APTROOT, LIDIA ITATÝ´ FERRARO AND MARCELA EUGENIA DA SILVA CA´ CERES

LICHENOLOGIST (LONDON)

CAMBRIDGE UNIV PRESS

Lugar: Cambridge; Año: 2014 vol. 46 p. 95 - 102

0024-2829

Abstract: Five new species of corticolous pyrenocarpous lichens are described from tropical and subtropical forests in the Chaco and Misiones provinces in NE Argentina: Aspidothelium submuriforme subtropical forests in the Chaco and Misiones provinces in NE Argentina: Aspidothelium submuriforme Five new species of corticolous pyrenocarpous lichens are described from tropical and subtropical forests in the Chaco and Misiones provinces in NE Argentina: Aspidothelium submuriformeAspidothelium submuriforme with globose, grey ascomata and ascospores mostly 7-septate with 0?2 oblique longitudinal septa, 25?28 8?10 mm; Pyrenula inspersoleucotrypa, characterized by a thallus without pseudocyphellae, aggregated ascomata, an inspersed hamathecium, and ascospores of 17?20 65?80 mm with diamond-shaped lumina; Pyrenula punctoleucotrypa, which has a thallus with pseudocyphellae, aggregated ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, diamond-shaped lumina; Pyrenula punctoleucotrypa, which has a thallus with pseudocyphellae, aggregated ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, aggregated ascomata, an inspersed hamathecium, and ascospores of 17?20 65?80 mm with diamond-shaped lumina; Pyrenula punctoleucotrypa, which has a thallus with pseudocyphellae, aggregated ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, diamond-shaped lumina; Pyrenula punctoleucotrypa, which has a thallus with pseudocyphellae, aggregated ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, 8?10 mm; Pyrenula inspersoleucotrypa, characterized by a thallus without pseudocyphellae, aggregated ascomata, an inspersed hamathecium, and ascospores of 17?20 65?80 mm with diamond-shaped lumina; Pyrenula punctoleucotrypa, which has a thallus with pseudocyphellae, aggregated ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, diamond-shaped lumina; Pyrenula punctoleucotrypa, which has a thallus with pseudocyphellae, aggregated ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, 65?80 mm with diamond-shaped lumina; Pyrenula punctoleucotrypa, which has a thallus with pseudocyphellae, aggregated ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, Pyrenula punctoleucotrypa, which has a thallus with pseudocyphellae, aggregated ascomata in a conical pseudostroma, with fused ostioles, not inspersed hamathecium, and ascospores of 10?12 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum, 4?5 mm with rounded lumina; Strigula muriconidiata, containing immersed pycnidia with hyaline, densely muriform, ellipsoid conidia, 90?103 32?35 mm; Trypethelium globolucidum,32?35 mm; Trypethelium globolucidum, forming sessile pseudostromata with black and whitish parts, an inspersed hamathecium, ascospores 13?19-septate, (65?)83?97 115?145 mm, lumina rounded to lentiform and containing lichexanthone. lichexanthone. 115?145 mm, lumina rounded to lentiform and containing lichexanthone.