A new species of the lenticel fungal genus Claviradulomyces (Ostropales) from the Brazilian Atlantic forest tree Xylopia sericea (Annonaceae)

Claviradulomyces xylopiae sp. nov. is introduced for a fungus occurring in association with abnormal (enlarged, spongy) lenticels of Xylopia sericea (Annonaceae), a common tree of the Atlantic forest and Cerrado ecosystems in Brazil. This is the second species described in the genus and, although it...

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Main Authors: Robert W. Barreto, Peter R. Johnston, Pedro W. Crous, Harry C. Evans
Format: Article
Language:English
Published: BMC 2012-12-01
Series:IMA Fungus
Subjects:
Online Access:http://www.ingentaconnect.com/content/ima/imafung/2012/00000003/00000002/art00013
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author Robert W. Barreto
Peter R. Johnston
Pedro W. Crous
Harry C. Evans
author_facet Robert W. Barreto
Peter R. Johnston
Pedro W. Crous
Harry C. Evans
author_sort Robert W. Barreto
collection DOAJ
description Claviradulomyces xylopiae sp. nov. is introduced for a fungus occurring in association with abnormal (enlarged, spongy) lenticels of Xylopia sericea (Annonaceae), a common tree of the Atlantic forest and Cerrado ecosystems in Brazil. This is the second species described in the genus and, although it is morphologically distinct from the type species, C. dabeicola from West Africa, it possesses the same characteristics. Apothecial ascomata have periphysoids and paraphyses that are inflated apically (clavate), and ornamented with denticles (raduliform). Furthermore, similar to the type species, it also has long-cylindric or acerose, aseptate ascospores and conidia. An additional asexual morph was produced in culture and is described. Molecular studies of C. dabeicola and the new species confirmed a placement in Ostropales, although a relationship to Odontotremataceae was not supported. Both species were consistently in association with abnormal lenticular development on their woody hosts. It remains to be ascertained, however, if these are the causal agents of the bark disorders, or, simply, opportunistic colonisers. The finding of the second species in the genus Claviradulomyces on a plant from a distantly related family to that of the host of C. dabeicola (Erythroxylaceae) for the genus on a different continent suggests that fungi in this genus may be common on lenticels of other woody plants, and could even have a pantropical distribution. It is possible that fungi in the genus have remained unreported until now because lenticels have remained neglected as a habitat surveyed by mycologists.
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spelling doaj.art-0ff6f0b7ec36406e9ee4be23e2f149a32025-02-02T21:55:31ZengBMCIMA Fungus2210-63402210-63592012-12-0132135141A new species of the lenticel fungal genus Claviradulomyces (Ostropales) from the Brazilian Atlantic forest tree Xylopia sericea (Annonaceae)Robert W. BarretoPeter R. JohnstonPedro W. CrousHarry C. EvansClaviradulomyces xylopiae sp. nov. is introduced for a fungus occurring in association with abnormal (enlarged, spongy) lenticels of Xylopia sericea (Annonaceae), a common tree of the Atlantic forest and Cerrado ecosystems in Brazil. This is the second species described in the genus and, although it is morphologically distinct from the type species, C. dabeicola from West Africa, it possesses the same characteristics. Apothecial ascomata have periphysoids and paraphyses that are inflated apically (clavate), and ornamented with denticles (raduliform). Furthermore, similar to the type species, it also has long-cylindric or acerose, aseptate ascospores and conidia. An additional asexual morph was produced in culture and is described. Molecular studies of C. dabeicola and the new species confirmed a placement in Ostropales, although a relationship to Odontotremataceae was not supported. Both species were consistently in association with abnormal lenticular development on their woody hosts. It remains to be ascertained, however, if these are the causal agents of the bark disorders, or, simply, opportunistic colonisers. The finding of the second species in the genus Claviradulomyces on a plant from a distantly related family to that of the host of C. dabeicola (Erythroxylaceae) for the genus on a different continent suggests that fungi in this genus may be common on lenticels of other woody plants, and could even have a pantropical distribution. It is possible that fungi in the genus have remained unreported until now because lenticels have remained neglected as a habitat surveyed by mycologists.http://www.ingentaconnect.com/content/ima/imafung/2012/00000003/00000002/art00013ASCOMYCOTAMYCOBIOTAOSTROPALESPHYLOGENYPLANT DISEASETAXONOMY
spellingShingle Robert W. Barreto
Peter R. Johnston
Pedro W. Crous
Harry C. Evans
A new species of the lenticel fungal genus Claviradulomyces (Ostropales) from the Brazilian Atlantic forest tree Xylopia sericea (Annonaceae)
IMA Fungus
ASCOMYCOTA
MYCOBIOTA
OSTROPALES
PHYLOGENY
PLANT DISEASE
TAXONOMY
title A new species of the lenticel fungal genus Claviradulomyces (Ostropales) from the Brazilian Atlantic forest tree Xylopia sericea (Annonaceae)
title_full A new species of the lenticel fungal genus Claviradulomyces (Ostropales) from the Brazilian Atlantic forest tree Xylopia sericea (Annonaceae)
title_fullStr A new species of the lenticel fungal genus Claviradulomyces (Ostropales) from the Brazilian Atlantic forest tree Xylopia sericea (Annonaceae)
title_full_unstemmed A new species of the lenticel fungal genus Claviradulomyces (Ostropales) from the Brazilian Atlantic forest tree Xylopia sericea (Annonaceae)
title_short A new species of the lenticel fungal genus Claviradulomyces (Ostropales) from the Brazilian Atlantic forest tree Xylopia sericea (Annonaceae)
title_sort new species of the lenticel fungal genus claviradulomyces ostropales from the brazilian atlantic forest tree xylopia sericea annonaceae
topic ASCOMYCOTA
MYCOBIOTA
OSTROPALES
PHYLOGENY
PLANT DISEASE
TAXONOMY
url http://www.ingentaconnect.com/content/ima/imafung/2012/00000003/00000002/art00013
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