25 research outputs found

    Calicium chlorosporum new to Europe

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    Calicium chlorosporum has been found for the first time in Europe. It was growing on wood of Abies pinsapo in southern Spain. The description of the taxa and related species as well as a world distributional map is provided.Calicium chlorosporum se cita por primera vez en Europa. Ha sido encontrado sobre madera de Abies pinsapo en el sur de España. Se hace una descripción del taxón, se publican las características taxonómicas para diferenciarlo de taxones afines y se publica el mapa de distribución mundial

    Recent progress in marine mycological research in different countries, and prospects for future developments worldwide

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    Early research on marine fungi was mostly descriptive, with an emphasis on their diversity and taxonomy, especially of those collected at rocky shores on seaweeds and driftwood. Subsequently, further substrata (e.g. salt marsh grasses, marine animals, seagrasses, sea foam, seawater, sediment) and habitats (coral reefs, deep-sea, hydrothermal vents, mangroves, sandy beaches, salt marshes) were explored for marine fungi. In parallel, research areas have broadened from micro-morphology to ultrastructure, ecophysiology, molecular phylogenetics, biogeography, biodeterioration, biodegradation, bioprospecting, genomics, proteomics, transcriptomics and metabolomics. Although marine fungi only constitute a small fraction of the global mycota, new species of marine fungi continue to be described from new hosts/substrata of unexplored locations/habitats, and novel bioactive metabolites have been discovered in the last two decades, warranting a greater collaborative research effort. Marine fungi of Africa, the Americas and Australasia are under-explored, while marine Chytridiomycota and allied taxa, fungi associated with marine animals, the functional roles of fungi in the sea, and the impacts of climate change on marine fungi are some of the topics needing more attention. In this article, currently active marine mycologists from different countries have written on the history and current state of marine fungal research in individual countries highlighting their strength in the subject, and this represents a first step towards a collaborative inter- and transdisciplinary research strategy

    Crustose Calicioid Lichens and Fungi in Mountain Cloud Forests of Tanzania

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    A total of 26 crustose calicioid lichens and fungi were found in Tanzania. Most of them belong to a group of species with wide distributions in cool areas of both hemispheres and occasional occurrence in high mountains at low latitudes. In Tanzania calicioids mainly occur in the middle and upper forest zones and their niches are found on the bark of old trees and on lignum, most of them restricted to mountain cloud forests. Calicioids are rare and often red-listed, and are also bioindicators of long forest continuity. Consequently, they form an important biota in mountain cloud forests and deserve attention in the context of preserving biodiversity and developing conservation policies. One new species, Chaenothecopsis kilimanjaroensis, is described. Chaenotheca hispidula and Pyrgillus cambodiensis are reported as new to Africa and Calicium lenticulare and Chaenothecopsis debilis are reported as new to Tanzania

    <I>Cantharellus fistulosus</I> sp. nov. from Tanzania

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    Cantharellus fistulosus sp. nov from Tanzania is described as a close relative to C. schmitzii from tropical miombo woodland dominated by tree species in Brachystegia, Julbernardia and Isoberlinia. The species is characterised by having a hollow, smooth stipe and a pink hymenium that contrasts with the yellowish brown stipe and cap surface.</p

    A conspectus of the filamentous marine fungi of Sweden

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    Marine filamentous fungi have been little studied in Sweden, which is remarkable given the depth and width of mycological studies in the country since the time of Elias Fries. Seventy-four marine fungi are listed for Sweden based on historical records and recent collections, of which 16 are new records for the country. New records for the country are based on morphological identification of species mainly from marine wood, and most of them from the Swedish West Coast. In some instances, the identifications have been made by comparisons of sequences obtained from cultures with reference sequences in GenBank. Corollospora angusta, Corollospora filiformis, and Corollospora pulchella, previously known from tropical/subtropical areas, are recorded for the first time for Sweden. The arctic Havispora longyearbyensis was also found. Kalmusia longispora and Neocamarosporium calvescens were reported for the first time from marine habitats.Marina svampar i Sverig

    Lichens from Tanzania and Kenya III. Macrolichens and calicioid lichens

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    156 species of macrolichens and calicioid lichens are reported from Tanzania and Kenya. 28 species are new for Tanzania and 2 for Kenya. New for Africa are Hypotrachyna novella, H. physcioides, Melanelia panniformis, Physcidia squamulosa, and Xanthoparmelia microspora.</p

    Caliciales, Graphidales and Teloschistales.

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    Phylogeny of the subgenus Eumitria in Tanzania

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    Several Usnea species in subgenus Eumitria (Parmeliaceae, lichenized Ascomycota) have been described from East Africa in the past decades. These have been based on morphology and chemistry data while molecular studies remain very limited. In this paper we are for the first time publishing phylogenetic analyses along with morphological and chemical data for Eumitria. ‬A total of 62 new sequences of Eumitria (26 ITS, 20 nuLSU, 6 MCM7, 10 RPB1) were generated in this study. nuLSU, MCM7 and RPB1 sequences are here for the first time reported for U. baileyi. A phylogeny of subgenus Eumitria from Tanzania based on Bayesian and maximum likelihood analyses of a concatenated four-loci data set is presented, confirming the monophyly of Eumitria. Further, secondary chemistry and variation in characters, such as the pigmentation of the central axis and branch shape were investigated.Swedish International Development Cooperation Agency (SIDA) – UDSM-SIDA, Project No. 2221

    Marine fungi of the Baltic Sea

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    Vast parts of the Baltic Sea have been mycologically neglected and are still awaiting exploration. Here we summarise earlier records of marine fungi from the Baltic, supplementing them with discoveries from fieldwork in Sweden in 2019. Although marine fungal diversity is clearly attenuated in the brackish water of the Baltic Sea, a substantial number has still been discovered. Here we list 77 species from the Baltic Sea, whereas after a critical assessment a further 18 species have been excluded as records of marine fungi. The species have mainly been identified by their morphological features, supplemented by DNA-based diagnostics. Most of the species have their main distributions in temperate areas of the Atlantic Ocean. Some of the Baltic species discovered here represent far disjunctions to tropical waters while only a very few are until now only recorded for the Baltic Sea. In this paper two species belong in Basidiomycota, while the most ascomyceteous speciose classes are Sordariomycetes (with 42 species) and Dothideomycetes (24). Halosphaeriaceae is the most speciose family in marine habitats, as also in the Baltic Sea, represented here by 29 species. Three species are new to Europe, and in addition 13 to the Baltic Sea and 13 to Sweden
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