E. B. G. Jones

King Saud University | KKUH · Department of Botany and Microbiology

A new metabolite xyloketal H (1), was isolated from mangrove fungus Xylaria sp. (No.2508) obtained from the South China Sea. By spectroscopic analyses, primarily 2D NMR methods and X-ray diffraction experiments, its structure was elucidated.

The phylogenetic relationship of the coelomycete genus Infundibulomyces with cupulate conidiomata was assessed by ribosomal DNA sequences of partial small subunit (SSU) and partial large subunit (LSU) regions using maximum parsimony and Bayesian analysis. The genus has no known teleomorph. A new species, Infundibulomyces oblongisporus, is described...

Few basidiomycetes are known to have a coelomycete anamorph. The partial SSU and LSU of nu-rDNA of three coelomycete genera (Chaetospermum, Giulia, Mycotribulus) were sequenced to determine their phylogenetic relationship. M. mirabilis was well placed in the Physalacriaceae, Agaricales, whereas G. tenuis clusters with the Corticiaceae, Corticiales....

HYDE, K. D. & JONES, E. 6. G., 1989. Ecological observations on marine fungi from the Seychelles. Submerged wood, wood trapped amongst rocks, sand-buried wood and exposed roots and branches of shoreline trees were collected from three intertidal beach sites in the Seychelles. These were examined for the presence of marine fungi, the species present...

Forty-four species were found on driftwood–two Basidiomycotina, six Deuteromycotina and 36 Ascomycotina. The most common species were Haligena elaterophora, Herpotrichiella ciliomaris, Remispora maritima, Halosphaeria appendiculata and Ceriosporopsis halima. Three species not previously illustrated are discussed. Ten new records for Washington Stat...

We examined the endophytic fungi associated with the dominant mangrove plant, Kandelia candel, in Mai Po Nature Reserve, Hong Kong. Bark, woody tissue and leaves from four mature healthy trees were sampled for fungal endophytes in April and June, 2001. A total of 880 isolates was obtained, 595 from the June sampling. The highest number of fungal en...

We review the occurrence of fungal endophytes in marine organisms, in particular of seaweeds and mangrove plants, and compare them to obligate or marine-derived fungi. The ability of endophytes to produce a wide range of new or novel bioactive compounds is also discussed.

A diverse array of bioactive metabolites have been isolated and characterized from fungi isolated from countries surrounding the South China Sea. From extensive studies of marine fungi of the South China Sea, 25 fungal strains (comprising endophytes, obligate and marine-derived fungi) were screened for bioactive compounds. This resulted in the repo...

Three metabolites, named xyloketal J (1), xyloester A (2), and xyloallenolide B (3), together with the known substituted dihydrobenzofuran (4) were isolated from the mangrove endophytic fungus Xylaria sp. (#2508). Structures were determined by spectroscopic methods, mainly 1D and 2D NMR.

Taxonomic studies of the Halosphaeriaceae: Corollospora Werdermann. The problems in the classification of the genus Corollospora Halosphaeriaceae, Ascomycotina; are outlined. In Corollospora nine species have been described, five are retained in Corollospora (C. maritima, C. intermedia, C. lacera, C. pulchella, C. luteola); one species is referred...

EARRANT, C. A. & JONES, E. B. G., 1986. Haligena salina: a new marine pyrenomycete. Haligena salina sp. Nova (Ascomycotina, Sphaeriales, Halosphaeriaceae) collected on wood from San Juan Island, Washington State, U.S.A., and on reeds from Pisa, Italy is described. The species is compared with Haligena elaterophoraj. Kohlmeyer and species in the gen...

Thailandiomyces gen. nov. (Diaporthales) is described from senescent trunks of a palm (Licuala longicalycata) in a peat swamp. Phylogenetic analysis of Thailandiomyces was undertaken, with partial SSU and LSU rDNA sequences. Our morphological and molecular results show that this genus is well placed in the Diaporthales. However, it is not related t...

Ceriosporopsis sundica sp. nov. is described from driftwood found on the Øresund coast of Sealand, Denmark, and compared with other species of Ceriosporopsis Linder and Ondiniella Jones et al. A key to Ceriosporopsis is given.

A new alternariol derivative, 2240B (1), together with alternariol (2), alternariol 4,10-dimethyl ether (3), and alternariol 4-methyl ether (4), was isolated from the ethyl acetate extract of the liquid medium GYT of No. 2240, the mangrove endophytic fungus from the South China Sea Coast. The structure of compound 1 was unambiguously elucidated as...

A Lulworthia-like species with affinities to Lulworthia opaca (=Halophiobolus opacus) and L. longirostris (=H. longirostris) was discovered on driftwood collected along the Danish coast and from the northwestern coast of the USA. Examination of the type material of L. opaca and L. longirostris leads to the conclusion that the two species are differ...

Ascoma initials in the marine ascomycete Corollospora gracilis (Halosphaeriales) are formed from a coiled ascogonium following antheridium-ascogonium conjugation. Dikaryotic ascogenous initial cells derived from the distal end of the ascogonial coil produce ascogenous hyphae that then form the hymenium. Basal regions of the ascogonial coil and the...

Lauriomyces cylindricus and Lauriomyces ellipticus collected in a Thai tropical forest are illustrated, described as new species and compared with related taxa. The former species is characterized by long, cylindrical conidia, while the latter possesses ellipsoidal and relatively small conidia. Conidial dimensions and measurements of Lauriomyces sp...

Berkleasmium crunisia sp. nov. is described from a decaying rachis of Calamus sp. (Arecaceae) from Khuan Ka Long, Satun Province, Thailand. This Berkleasmium species differs morphologically from other species in possessing subtending cells and larger conidia. The phylogenetic relationship of the genus Berkleasmium among sexual ascomycetes also was...

Berkleasmium crunisia sp. nov. is described from a decaying rachis of Calamus sp. (Arecaceae) from Khuan Ka Long, Satun Province, Thailand. This Berkleasmium species differs morphologically from other species in possessing subtending cells and larger conidia. The phylogenetic relationship of the genus Berkleasmium among sexual ascomycetes also was...

2007). Occurrence of fungi on tissues of the peat swamp palm Licuala longicalycata. Fungal Diversity 25: 157-173. The biodiversity of fungi from decaying palm material of Licuala longicalycata was studied following six field collections in May, June, September and November 2001, and February and May 2002. One-hundred and seventy-seven fungal collec...

In common with basidiomycetes, few discomycetes occur in the marine environment as they do not have the ability to withstand being submerged in seawater for long periods or exposure to wave action. Most marine basidiomycetes are agarics, which have adapted to life in the sea and evolved a reduced basidiome. Marine discomycetes include Dactylospora...

A new chloro-monoterpene (compound 1) and three known compounds, peroxyergosterol, uracil and methylisocoumarin, were isolated from the ethyl acetate extract of the fermentation broth of the mangrove endophytic fungus Tryblidiopycnis sp. (4275) obtained from Kandelia woody tissue from Mai Po, Hong Kong. Its structure was determined spectroscopicall...

The title compound, C16H12O5, was isolated from extracts of cultures of the estuarine fungus. The planar mol­ecule shows normal bond distances and angles. Intra­molecular hydrogen bonding occurs between the hydr­oxy and carbonyl groups.

A wide variety of fungi have spores with appendages or mucilaginous sheaths, which are most elaborate in aquatic ascomycetes, especially marine species. The form and structure of a wide range of appendaged spores are documented from both taxonomic and ecological fungal groups, and their role in nature is discussed. The effect of environmental facto...

Pseudolignincola siamensis and Thalespora appendiculata gen. et sp. nov. were isolated from plant substrata in Thai mangroves. Sequence analysis of the partial SSU rRNA gene places them in the Halosphaeriales, Ascomycota. Thalespora appendiculata is phylogenetically close to Okeanomyces, while P. siamensis does not show a strong affinity with any g...

An ultrastructural study was undertaken to characterise Halosarpheia sensu stricto by examining ascospores and appendages of the type species, H. fibrosa. At the transmission ultrastructural level, ascospores comprise a tetralaminate mesosporium with different degrees of electron density and an electron-dense episporium. In the inner three mesospor...

The marine fungal diversity of Thailand was investigated and 116 Ascomycota, 3 Basidiomycota, 28 anamorphic fungi, 7 Stramenopiles recorded, with 30 tentatively identified. These species have primarily been collected from driftwood and attached decayed wood of mangrove trees. The holotype number of 15 taxa is from Thailand and 33 are new records fr...

The genus Calcarisporium is briefly reviewed. Calcarisporium phaeopodium, collected on a dead leaf in a tropical forest in Thailand is illustrated, described as a new species and compared with related taxa. The fungus differs from other Calcarisporium species in having a dark, proliferating basal part to the conidiophore. A key to Calcarisporium sp...

Lauriomyces sakaeratensis, collected from decaying fruits of Dipterocarpus costatus in Sakaerat Biosphere Reserve, Thailand, is illustrated, described as a new species and compared with other taxa. This fungus differs from other Lauriomyces species in having setae and smaller, obclavate conidia.

The title compound, C14H22O3, was isolated from the ammonium formate/10% Pd - C-catalysed hydrogen-transfer reaction of mycoepoxydiene. In the reaction product, the stereochemistry of the chiral carbons C-1, C-6, C-7 and C-8 remains unchanged, and the conformation of the delta-lactone ring is a chair.

The title compound, C14H22O3, was isolated from the ammonium formate/10% Pd—C-catalysed hydrogen-transfer reaction of mycoepoxy­diene. In the reaction product, the stereochemistry of the chiral carbons C-1, C-6, C-7 and C-8 remains unchanged, and the conformation of the δ-lactone ring is a chair.

A comparative study on solid substrate fermentation (SSF) of sago 'hampas', oil palm frond parenchyma tissue (OPFPt) and rubberwood sawdust with Pycnoporus sanguineus for laccase production was carried out. Optimal mycelial growth of Pyc. sanguineus was observed on all the substrates studied over a 21 days time-course fermentation. Laccase producti...

This study extends our knowledge of the marine fungi in the Bahamas Islands (Atlantic Ocean) and of subtropical mangroves in general. Ninety-two fungal taxa have been recorded from seven mangrove sites, of which 81 are new records, bringing the total number of species for the islands to 112. Fungi dominating the community were Lulworthia grandispor...

Species diversity and collection time variation of marine fungi on Nypa fruticans in Samut Songkhram Province, Thailand were investigated. Eighty-one fungal taxa were recorded between October 1997 and August 1999, with 76 new taxon records for Nypa fruticans, and 22 new taxon records (13 pyrenomycetes, 1 discomycete and 8 anamorphic fungi) for Thai...

Twenty-nine fungal isolates collected from tropical and subtropical mangrove/marine habitats were screened for the presence of lignocellulose- degrading enzyme activities in agar media. These fungi were ascomycetes, except for a basidiomycete, Calathella mangrovei, and a mitosporic fungus, Cirrenalia tropicalis. Endoglucanase and xylanase were the...

Torpedospora and Swampomyces have not been classified into any family or order with certainty. Results, based on individual and combined analyses of the partial small and large subunit rRNA gene sequences, indicate that Torpedospora and Swampomyces form a monophyletic clade and group within the subclass Hypocreomycetidae, Sordariomycetes. Torpedosp...

Twenty-nine fungal isolates collected from tropical and subtropical mangrove/marine habitats were screened for the presence of lignocellulose-degrading enzyme activities in agar media. These fungi were ascomycetes, except for a basidiomycete, Calathella mangrovei, and a mitosporic fungus, Cirrenalia tropicalis. Endoglucanase and xylanase were the m...

The genus Haligena (Halosphaeriales, Ascomycota), with two accepted species, is encountered frequently in marine habitats, especially on wood in temperate regions. Phylogenetic analyses of Haligena elaterophora (type species) and H. salina were undertaken, with partial large subunit ribosomal DNA sequences, to determine their relationships with oth...

The genus Haligena (Halosphaeriales, Ascomycota), with two accepted species, is encountered frequently in marine habitats, especially on wood in temperate regions. Phylogenetic analyses of Haligena elaterophora (type species) and H. salina were undertaken, with partial large subunit ribosomal DNA sequences, to determine their relationships with oth...

Somrithipol, S. and Jones, E.B.G. (2005). An addition to the hyphomycete genus Melanographium from Thailand. Fungal Diversity 19: 137-144. The genus Melanographium is reviewed, a key to accepted species is provided, and its geographical distribution is discussed. Melanographium proliferum collected from dead leaves of a climber in Thailand is illus...

The genus Pseudorobillarda (coelomycetes) is reviewed. Synoptic tables to all described species are provided. Pseudorobillarda siamensis, collected from Khao Yai National Park Thailand, is described and illustrated as a new species and compared with other Pseudorobillarda species. Pseudorobillarda sojae and P. texana were also collected, the latter...

2005). Viability and biodiversity of freshwater hyphomycetes in foam at Ton Nga Chang Wildlife-Sanctuary, Songkhla, southern Thailand. Fungal Diversity 18: 135-145. A survey of freshwater hyphomycetes was conducted at Ton Nga Chang Wildlife-Sanctuary, Songkhla, Thailand. The viability of aquatic hyphomycetes trapped in fresh and old foam was estima...

The title compound, C10H12O3, has several intra- and intermolecular hydrogen bonds in the crystal structure. The molecules are linked into infinite chains along [011] via intermolecular O—H⋯O hydrogen bonds. There are two molecules in the asymmetric unit.

New cyclic peptides 1 and 2 were isolated from the endophytic fungus #2221 from Castaniopsis fissa on the south China sea coast. By 2D NMR methods and chiral HPLC technique, their structures were elucidated as cyclo (L-Val-L-Leu-L-Val-L-Leu) and cyclo(L-Leu-L-Ala-L-Leu-L-Ala), respectively.

The title compound, C8H8O3, has several intra- and intermolecular hydrogen bonds in its crystal structure. There are two molecules in the asymmetric unit, and they are extended into infinite chains along [011] by intermolecular O-H⋯O hydrogen bonds. © 2004 International Union of Crystallography Printed in Great Britain - all rights reserved.

The title compound, C8H8O3, has several intra- and intermolecular hydrogen bonds in its crystal structure. There are two molecules in the asymmetric unit, and they are extended into infinite chains along [011] by intermolecular O—H⋯O hydrogen bonds.

The taxonomic affinity of Halosphaeria cucullata to Halosphaeria is reassessed based on a recent collection of this fungus. Halosphaeria cucullata is characterized by immersed, darkly coloured ascomata, clavate asci which deliquesce very early in development, and cylindrical ascospores with or without a polar cap-like appendage at one end. In a phy...

Stachybotrys palmae sp. nov. found on decaying petioles of Licuala longicalycata in a peat swamp forest, Thailand, and S. cordylines sp. nov. found on decaying leaves of Cordyline banksii in New Zealand are described and illustrated. The new species are compared with other species in the genus, and a key is provided to all accepted species of Stach...

Phruensis brunneispora is a new genus and species occurring on decaying trunks of the palm Licuala longecalycata in Sirindhorn Peat Swamp Forest, Thailand. We compare the genus with other aquatic ascomycetes with falcate septate ascospores: Pseudohalonectria and Ophioceras. Ascospores differ from species in these genera in being brown with lighter...

Phruensis brunneispora is a new genus and species occurring on decaying trunks of the palm Licuala longecalycata in Sirindhorn Peat Swamp Forest, Thailand. We compare the genus with other aquatic ascomycetes with falcate septate ascospores: Pseudohalonectria and Ophioceras. Ascospores differ from species in these genera in being brown with lighter...

The new genus Stauriella is erected for a freshwater basidiomycete collected on test blocks of Dipterocarpus alatus submerged in a stream in Khao Yai National Park, Thailand. Stauroconidia are produced on hyaline, septate hyphae with clamp connections. The species is known from only one stream at Khao Yai and its taxonomic position is discussed.

A new sterol, ergosta-8(9),22-diene-3,5,6,7-tetraol(3beta,5alpha,6beta,7alpha,22E)(A) together with three known sterols: 30, 5alpha,6beta-trihydroxyergosta-7,22-diene (B), 3beta-hydroxy-5alpha,8alpha- epidioxyergosta-6,22-diene (C) and ergosterol (D) were isolated from the mycelia of an unidentified endophytic fungus separated from Castaniopsis fis...

The taxonomic affinity of Halosphaeria cucullata to Halosphaeria is reassessed based on a recent collection of this fungus. Halosphaeria cucullata is characterized by immersed, darkly coloured ascomata, clavate asci which deliquesce very early in development, and cylindrical ascospores with or without a polar cap-like appendage at one end. In a phy...

Flammispora bioteca gen. et sp. nov., a freshwater ascomycete (Ascomycota incertae sedis) is characterised by black immersed ascomata, weakly persistent asci and 5-septate hyaline ascospores with a basal appendage. It is described from submerged decaying leaves of the peat swamp palm Licuala longecalycata. Although it is characteristic of the Halos...

Pseudoacrodictys dimorphospora, a new species collected on a decaying bamboo culm, Khao Yai National Park, Thailand is illustrated, described and compared with related taxa. This fungus is characterized by two conidial morphologies (ellipsoidal and lobed or branched) with a dark protruding basal cell and a drop of mucilage around the hyaline, protr...

The endophytic fungus No. 1893 was isolated from the dropper of Kandelia candel from an estuarine mangrove on the South China Sea coast. The ethyl acetate extract of the fermentation broth of this fungus strain exhibited cytotoxicity toward NCI4460 and Bel-7402, and high activities against Heliothis armigera (Hühner) and Sinergasilus spp. Two new l...

Digitoramispora lageniformis, collected on a dead grass culm in Khao Yai National Park, Thailand, is illustrated and described as a new species and compared with D. caribensis and Arachnophora excentrica.

Custingophora undulatistipes sp. nov. and Vanakripa minutiellipsoidea sp. nov. are described from decaying petioles of the palm Eleiodoxa conferta, from Sirindhorn Peat Swamp Forest, southern Thailand. Custingophora undulalistipes is similar to C. suidafrikana in having wavy conidiophores, but it has broader, ellipsoid conidia. Vanakripa minutielli...

Partial nuclear large subunit ribosomal DNA of Cucullosporella mangrovei, Halosarpheia cincinnatula, H. spartinae, H. unicaudata, H. viscidula, Phaeonectriella lignicola and Tirispora unicaudata was sequenced and analysed together with 25 other sequences from the Halosphaeriales to determine: 1) their affinity with other Halosarpheia species and 2)...

A Tricladium anamorph for the discomycete Hymenoscyphus varicosporoides was established in culture from both conidia and ascospores collected in KhaoYai National Park, Thailand, and is compared with Tricladium indicum and T. marylandicum. Hymenoscyphus varicosporoides is compared with Cudoniella indica.

A Tricladium anamorph for the discomycete Hymenoscyphus varicosporoides was established in culture from both conidia and ascospores collected in KhaoYai National Park, Thailand, and is compared with Tricladium indicum and T. marylandicum. Hymenoscyphus varicosporoides is compared with Cudoniella indica.

The taxonomic status of the genera Lignincola and Nais was re-evaluated by phylogenetic analysis of the partial large subunit ribosomal DNA sequence. Both Lignincola and Nais are inferred to be polyphyletic genera. Lignincola laevis and L. longirostris are phylogenetically related taxa but they are not monophyletic. Nais inornata, the type species...

2003). Berkleasmium typhae sp. nov., a new hyphomycete on narrow-leaved cattail (Typha angustifolia) from Thailand. Fungal Diversity 12: 169-172. Berkleasmium typhae, collected from a decaying leaf of Typha angustifolia from Thailand is illustrated and described as a new species and compared with related taxa.

Lignicolous marine ascomycetes can be divided into two major taxonomic groups: the Halosphaeriales in oceanic and coastal waters, both intertidal and submerged, and the Dothideomycetes that occur primarily in mangroves. While some genera of marine Dothideomycetes are well circumscribed (e.g., Leptosphaeria, Phaeosphaeria), others cannot be assigned...

A new species of Jahnula is described based on a specimen from a submerged palm trunk in a peat swamp forest in Thailand. Jahnula appendiculata sp. nov. is unique in the genus in having aseospores that are surrounded by a sheath and in having bipolar cellular appendages. The taxon is illustrated with light micrographs and a brief discussion of appe...

Cirrenalia nigrospora sp. nov., collected from fruits and seeds in a tropical forest in Thailand is illustrated, described as a new species and compared with C. tropicalis, a marine species also collected from driftwood in Thailand.

Chalara siamense sp. nov. is described from dead petioles of Eleiodoxa conferta (Arecaceae) collected in Thailand, while a second hyaline species, C. schoenoplecti sp. nov., is described from senescent culms of Schoenoplectus litoralis (Cyperaceae) collected in Hong Kong. They are compared with similar species. Three species informally described by...

A new order is introduced (Jahnulales) to accommodate ascomycetes with stalked/sessile and dimorphic ascomata, hyphal stalk cells that are ca 40 μm wide, and ascospores that are unequally 2-celled with or without various types of appendages or sheaths. The order includes a single family, the Aliquandostipitaceae, and has affinities with the Pleospo...

A novel cyclic depsipeptide, enniatin G, together with enniatins B and B4 were isolated from the mangrove fungus Halosarpheia sp.(strain 732) from the South China Sea. Their structures were determined by analysis of spectroscopic data, mainly two-dimensional nuclear magnetic resonance experiments. Enniatin G exhibited activity against Heps 7402, ED...

Zoospores of mangrove isolates of Schizochytrium mangrovei KF6, KF7, KF12 (three strains), Thraustochytrium striatum KF9 and Ulkenia sp. KF13 were examined for their chemotactic responses to amino acids, carbohydrates, ethanol, and leaf extracts using a capillary root model. Most leaf extracts of mangrove plants and a marsh grass tested were shown...

Zoospores of mangrove isolates of Schizochytrium mangrovei KF6, KF7, KF12 (three strains), Thraustochytrium striatum KF9 and Ulkenia sp. KF13 were examined for their chemotactic responses to amino acids, carbohydrates, ethanol, and leaf extracts using a capillary root model. Most leaf extracts of mangrove plants and a marsh grass tested were shown...

This volume of Fungal Diversity is devoted to fungal succession. The term fungal succession is used loosely throughout the volume. A precise definition of fungal succession is "the sequential occupation of the same site by thalli (usually mycelia)", but the term can be used more loosely to refer to "the sequential occurrence of fungal fruiting bodi...

Test blocks of Fagus sylvatica and Pinus sylvestris were submerged in the River Severn, England, UK, for 92 weeks and recovered at frequent intervals. Recovered samples were incubated in moist chambers and sporulating fungi on the test blocks were recorded. Fifty fungi consisting of 35 anamorphic species, 13 Ascomycota and 2 Basidiomycota were iden...

This second volume of Tropical Mycology contains 11 sections discussing the biology, taxonomy, phylogeny, physiology, anatomy and biochemistry of lichens and microfungi, including some plant pathogenic fungi.

Two metabolites enalin A (1) and B (2), together with hydroxymethyl furfural (3) and three cyclodipeptides (4, 5 and 6), were isolated from the mangrove fungus Verruculina enaria from a salt lake in the Bahamas. Their structures were determined by spectroscopic methods, mainly by 2D NMR spectroscopic analyses. A possible biosynthetic scheme to 1 an...

Six thraustochytrids (Schizochytrium sp. KF-1, Schizochytrium mangrovei KF-2, KF-7, KF-12, Thraustochytrium striatum KF-9 and Ulkenia KF-13), isolated from fallen, senescent leaves of the mangrove tree Kandelia candel in Hong Kong, were identified and characterised in pine pollen seawater culture. Yeast extract peptone glucose seawater broth was us...

Fungal endophytes associated with the palm, Trachycarpus fortunei, within and outside its natural geographic range were investigated. Endophytes were relatively common with colonization rates of 23–57% at the four sites sampled. The endophyte assemblages at the different sites were diverse with 75 fertile species of ascomycetes and mitosporic fungi...

N.L. (2002). Fungal diversity and succession on pods of Delonix regia (Leguminosae) exposed in a tropical forest in Thailand. In: Fungal Succession (eds. K.D. Hyde and E.B.G. Jones). Fungal Diversity 10: 131-139. The succession of fungi on pods of Delonix regia has been investigated at Khao Yai National Park, Thailand. The fungi colonising Delonix...

Various aspects of fungal succession, and interactions between fungi, are reviewed and the problems encountered highlighted. Suggestions for future research are presented, outlining some of the techniques currently available. Particular attention is focused on the need to understand the chemical interactions involved in succession.

Goidanichiella fusiforma sp. nov. was identified from collections of decaying palm fronds in tropical rainforests in Brunei and Thailand. The new taxon is described and illustrated, and compared with similar taxa.

This have been isolated or found growing on materials (chiefly wood) submerged in the sea. Methods of assessing the damage caused by these organisms, under laboratory and field conditions, are briefly referred to.

Five unique metabolites, xyloketals A (1), B (2), C (3), D (4), and E (5), and the known 6 were isolated from mangrove fungus Xylaria sp. (no. 2508), obtained from the South China Sea. The structures of these compounds were elucidated by spectroscopic and X-ray diffraction experiments. Xyloketal A is a ketal compound with a C(3) symmetry and xyloke...

40. During a study of the intertidal mangrove fungi of Egypt, two new species of Swampomyces were found and are described here. The new species Swampomyces clavatispora differs from the other species in having clavate ascospores, while S. aegyptiacus differs from S. armeniacus and S. triseptatus in having longer and narrower ascospores. A key to Sw...

An evaluation of a surviving stretch of the Abbot's Way, in the Somerset Levels and Moors, was undertaken to assess the consequences of the previous management regime and inform future management of the site. The scheduled site appeared to have been dewatered and desiccated as a consequence of tree planting and the effects of a deep, adjacent drain...

Halosarpheia unicellularis sp. nov. is described from decayed attached wood ofAvicennia marina collected from two mangrove sites in the Red Sea, Egypt. The ascomycete is compared with other marine taxa having ascospores with polar unfurling appendages. It is also compared with other marine genera with oval, round or ellipsoid hyaline, unicellular a...

Trichocladium melhae, a mitosporic fungus, collected frequently on wood associated with sand in Hong Kong, Malaysia and Singapore is described as a new species. The fungus is compared with other Trichocladium species.

Trematosphaeria malaysiana sp. nov. is described based on light microscope and ultrastructural studies. It was found on driftwood, exposed test blocks of Avicennia marina and Rhizophora apiculata, and split twigs of R. apiculata exposed in Kuala Selangor and Morib mangroves, Malaysia. T. malaysiana is characterized by striate, pale brown ascospores...

ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” option.

A transmission electron microscope investigation of the asci and ascospores of Massarina velatospora was undertaken using material collected from Boracay, Philippines. Our collection agrees with the type material although the ascospores were predominantly 1-septate. It was collected on wood of Sonneraita sp. that had been heavily attacked by mollus...

A novel cyclic peptide containing an allenic ether of a N-(p-hydroxycinnamoyl)amide, and two aromatic allenic ethers were isolated from the endothytic fungus Xylaria sp. from the South China Sea. Their structures were determined by analysis of spectroscopic data, mainly 2D NMR experiments.

Penicillazine (1) is a new compound with both quinolone and 4H-5,6-dihydro-1,2-oxazine ring systems that was isolated from a culture of the marine fungus Penicillium sp. (strain #386). Its structure was elucidated using spectroscopic methods, primarily 2D NMR techniques, and was confirmed by an X-ray diffraction analysis. Variations in the 1H NMR s...