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Showing 54601 to 54650 of 59105 works
Comprehensive molecular and morphological analysis of Brachystemma calycinum and Stellaria ovatifolia in the tribe Als…
Over the course of the recent decade, the composition of Alsineae has been drastically changed by means of molecular phylogeny. However, the genus Brachystemma has not been sample…
Bericht über das Internationale Symposium der Kommission III der IMTG »Der Wandel der Niedermoorlandschaften und die Fo…
Unter dem Motto "The Changing Face of Fenlands and Implications for their Future Use" fand vom 09. bis 11.04.1991 in Cambridge ein weiteres internationales Symposium der Kommissio…
Cultural heritage and earthquakes: bridging the gap between geophysics, archaeoseismology and engineering
This is the editoral of a special issue that is focused on the multidisciplinary approach to cultural heritage preservation, with special care to the impact of earthquakes and th…
Liparis tianchiensis (Orchidaceae), a new species from Gansu, China
Liparis tianchiensis (Orchidaceae, Epidendroideae), a new species from Wenxian County, Gansu Province, China, is described and illustrated, based on morphological characters. Lipa…
A further step toward a thermochronological 3-D model of the SE Black Forest
Fission-track (FT) data always depend on the thermal history of a 3-D geological complex. Therefore it is expedient to display FT data sets in 3-D models. Such a model in whic…
A taxonomic revision of Cynanchum thesioides (Apocynaceae) with two new synonyms
Cynanchum thesioides, a species widely distributed in north-eastern Asia, is revised to include two new synonyms: Vincetoxicum sibiricum f. linearifolium, described from Shandong,…
Castanopsis corallocarpus (Fagaceae), a new species from Royal Belum (Perak) in Peninsular Malaysia
A new species from the Fagaceae family, Castanopsis corallocarpus Tan & Strijk, is described from Royal Belum State Park in Peninsular Malaysia. Here, we provide technical illustr…
Sinosenecio pingwuensis (Asteraceae, Senecioneae), a new species from northern Sichuan, China
Sinosenecio pingwuensis (Asteraceae, Senecioneae), a new species from Pingwu county in northern Sichuan, China, is described and illustrated. This species is distinguished in Sino…
Die spätproterozoische Kruste NW-Nigerias: Geochemie und geotektonische Entwicklung
Das Grundgebirge in NW-Nigeria besteht aus einem polyzyklisch metamorphen Gneis-Migmatit-Komplex, der archaische und proterozoische Reliktalter aufweist. Etwa elf mittel- bis spät…
Three new species of Mitrephora (Annonaceae) from Thailand
Three new Mitrephora species (Annonaceae), M. langsuanensis sp. nov., M. sirindhorniae sp. nov. and M. sukhothaiensis sp. nov., are described from Thailand. Mitrephora langsuanens…
Sinosenecio minshanicus (Asteraceae, Senecioneae), a new species from south-eastern Gansu and northern Sichuan, China
Sinosenecio minshanicus (Asteraceae, Senecioneae), a new species from south-eastern Gansu (Wenxian and Zhugqu counties) and northern Sichuan (Pingwu county), China, is described a…
Insights into Holocene relative sea‐level changes in the southern North Sea using an improved microfauna‐based transfer…
In light of global warming and rising relative sea level (RSL), detailed reconstructions of RSL histories and their controlling processes are essential in order to manage coastal‐…
Temporal and spatial interactions between river bed roughness, geometry, bedload transport and flow hydraulics in mount…
The study explores the influence of bedload transport and flow hydraulics on the spatial and temporal dynamics of bed roughness and geometry in mountain streams. In order to invest…
Systematics of the Trembleya sensu stricto clade of Microlicia (Melastomataceae, Lavoisiereae)
A systematic monograph of the Trembleya s.s. clade is presented, a Brazilian endemic lineage of Melastomataceae comprising 11 species and currently recognised as part of Microlici…
Gastrochilus heminii (Orchidaceae, Epidendroideae), a new species from Sichuan, China, based on molecular and morpholo…
Gastrochilus heminii (Orchidaceae), a new orchid species from Sichuan Province, Southwest China, is described and illustrated. It morphologically resembles G. affinis and G. yei, …
Online flood forecasting in fast responding catchments on the basis of a synthesis of artificial neural networks and pr…
A detailed and comprehensive description of the state of the art in the field of flood forecasting opens this work. Advantages and shortcomings of currently available methods are …
Nomenclature and typification of Cathaya argyrophylla (Pinaceae)
In 1958, Chun and Kuang described Cathaya Chun & Kuang as a new genus of Pinaceae. They included one fossil species, C. loehri (Engelh. & Kink.) Chun & Kuang and two extant specie…
Geothermie – Geologie in Brandenburg und Genehmigungsverfahren im LBGR
[...] Der Artikel beleuchtet die zunehmende Bedeutung der geothermischen Potenziale des Untergrundes in Brandenburg im Zuge der Energiewende und die damit verbundenen geowissensch…
Inflorescences of Fargesia angustissima T.P. Yi and Yushania pauciramificans T.P. Yi (Poaceae, Bambusoideae) shed ligh…
The taxonomy of the Sino-Himalayan alpine bamboos is controversial due to their complex evolutionary history and further complicated by the scarcity of inflorescence. Here, we sup…
Morphological diversity of pistil stigmas and its taxonomic significance of representatives of holoparasitic Orobancha…
The stigma is the terminal part of the carpel which receives pollen during the pollination process. Although the role of the stigmas in pollination is the same for all angiosperms…
Farmers’ action space to adopt sustainable practices: a study of arable farming in Saxony
The urgency to address climate change, biodiversity loss, and natural resource degradation requires major changes in agricultural practices. Agricultural policy in Germany has so …
Corrigendum: García N, Cuevas C, Sepúlveda JE, Cádiz-Véliz A, Román MJ (2022) Two new species of Miersia and their phy…
According to Escobar (2012), there are two kinds of floral appendages around the staminal tube or urn in Miersia: 1) the upper pair of appendages are of staminal origin and 2) the…
Morphological and molecular evidence reject conspecificity of Malagasy and Mascarene Parablechnum (Polypodiopsida, Ble…
Under the current treatment of the Blechnaceae, only one species of the fern genus Parablechnum is recognised in the western Indian Ocean, often referred to as P. marginatum. Two …
A new synonym of Enkianthus perulatus (Ericaceae) in East Asia, based on morphological and molecular evidence
Enkianthus calophyllus was once treated as a synonym of E. serrulatus. However, field observations indicate that E. calophyllus is distinct from E. serrulatus but resembles E. per…
Untersuchungen zur Gaschemie und Anwendbarkeit isotopischer Geothermometrie an hydrothermalen Systemen des mittelatlant…
In der vorliegenden Arbeit wurde untersucht, welche Parameter die Anwendbarkeit der Geothermometer für Wasserstoff, im System Wasserstoff/ Methan/ Wasser, und Kohlenstoff, im Syst…
Phalaenopsis medogensis (Orchidaceae, Epidendroideae, Vandeae), a new species from Xizang, China
A new species of Orchidaceae, Phalaenopsis medogensis, from Motuo, Xizang, is described and illustrated based on morphological characters and molecular phylogenetics analysis. Mol…
Bodenbewegungsmonitoring mittels Radarinterferometrie: Eine vergleichende Analyse zum Reviernivellement am Beispiel de…
Die Technik der Radarinterferometrie verspricht die Möglichkeit der millimetergenauen Überwachung von Bodenbewegungen aus dem Weltraum. Die Nutzung der verfahrensspezifischen Vort…
The floral morphology of four Chinese Bambusa species (Poaceae, Bambusoideae) previously described only from vegetativ…
Due to their specialised flowering biology where frequent or even annual flowering is uncommon, reproductive materials of bamboos are not always available, so hampering taxonomic …
Geologisches Jahrbuch Hessen
[…] Der Band 121 des Geologischen Jahrbuchs Hessen enthält Beiträge zu geologischen hydrogeologischen paläontologischen und rohstoffkundlichen Themen in Hessen und angrenzenden Re…
Pimpinella saxifraga subsp. rupestris (Apiaceae) – taxonomy and nomenclature of stenoendemic taxon from Karkonosze Mou…
Pimpinella saxifraga subsp. rupestris (Apiaceae) grows in a glacial cirque (Karkonosze Mountains, Sudetes, Poland) on a basalt substrate. Specimens of this species were first coll…
Stratigraphie und Sedimentologie (Geochemie, Schwermineralanalyse) der Oberkreide von Bahariya und ihre Korrelation zum…
Im Mittelpunkt dieser Arbeit stehen klastische, oberkretazische Sedimente von Bahariya, Farafra, Dakhla und Kharga (Western Desert/Ägypten) , die komplex biostratigraphisch , sedi…
Integrating morphological and genetic limits in the taxonomic delimitation of the Cuban taxa of Magnolia subsect. Tala…
An accurate taxa delimitation, based on a full understanding of evolutionary processes involved in taxa differentiation, can be gained from a combination of ecological, morphologi…
Hemipilia avisoides (Orchidaceae), a new species from Sichuan Province, China
A new orchid species, Hemipilia avisoides, is described from Songpan County and Maoxian County, Sichuan Province, China. Morphologically, H. avisoides is most similar to H. hui, b…
Die Torfveredlung heute
Die Torfveredlung im weiteren Sinn beginnt mit der Entwässerung und dem Herauslösen des Torfes aus dem Moor. Im engeren Sinn versteht man darunter die Aufbereitung des gewonnenen …
Morphological, ecological, and molecular phylogenetic approaches reveal species boundaries and evolutionary history of…
Species delimitation within the genus Goodyera is challenging among closely related species, because of phenotypic plasticity, ecological variation, and hybridization that confoun…
Earth science and biodiversity journals can improve support for data publication
This study reviews research data policies and author instructions of 31 journals from the Earth sciences and from biodiversity that are published by German learned societies or re…
Phedimus daeamensis (Crassulaceae), a new species from Mt. Daeam in Korea
Phedimus individuals from Mt. Daeam, once referred to as Phedimus sikokianus, exhibit certain morphological characters that are unique within the genus. Phedimus is one of the mos…
Ungewöhnliche Probleme bei der 14C-Datierung organischer Komponenten und Fraktionen fluviatiler Sedimente aus der Aue d…
Aus Paläorinnensedimenten und fossilen Bodenhorizonten in der Weißen Elsteraue wurden konventionelle und AMS 14C-Altersbestimmungen der organischen Substanz durchgeführt. Die Erge…
Resurrection of Pleurospermum lecomteanum H.Wolff (Apiaceae) based on molecular and morphological evidence
The taxonomic placement of Pleurospermum lecomteanum, previously synonymized with Pleurospermum wilsonii, was carefully examined using herbarium specimens and molecular evidence. …
Molecular and morphological evidence reveals a new fern species of Hymenasplenium (Aspleniaceae) from south and southw…
Hymenasplenium obtusidentatum, a new fern species of the H. excisum subclade of Hymenasplenium (Aspleniaceae) from south and southwestern China was described. Molecular phylogenet…
Identification of suitable sites for managed aquifer recharge under semi-arid conditions employing a combination of num…
Overpumping or overexploitation of groundwater is one of the major threats for aquifer systems in arid and semi-arid areas. Managed aquifer recharge (MAR) has been suggested by ma…
Hemiboea kaiyangensis, a new species of Gesneriaceae endemic to Guizhou, China
A new species of Gesneriaceae from Guizhou, China, Hemiboea kaiyangensis sp. nov., is described and illustrated. We investigated its phylogenetic position and relationships with 1…
Lectotypification of Cycas debaoensis (Cycadaceae)
The type of Cycas debaoensis Y.C.Zhong & C.J.Chen (Y.C.Zhong 8762) consists of nine duplicates in PE. Our new investigation of the type collection suggests that the type includes …
Akhania, a new genus for Salsola daghestanica, Caroxylon canescens and C. carpathum (Salsoloideae, Chenopodiaceae, Ama…
Genus Salsola s.l. was recently split into several genera of different phylogenetic placements within Salsoloideae, but both taxonomic and phylogenetic relationships of some parts…
Nomenclatural and taxonomic notes on Rubus davidianus Kuntze and R. viburnifolius Franch
Critical examinations of specimens, with literature reviews, have shown that Rubus davidianus is conspecific with R. lambertianus. Therefore, we treat R. davidianus as a new synon…
The Effect of Land Use Classification on the Gas‐Phase and Particle Composition of the Troposphere: Tree Species Versus…
Relationships between vegetation and air quality are intricate and still not fully understood. For regional air quality assessments, a better understanding of the diverse feedback…
Thismia limkokthayi (Thismiaceae): A new mycoheterotrophic species from Genting Highlands in Pahang, Malaysia
Thismia limkokthayi, a distinct mitriform species of the mycoheterotrophic genus Thismia, is described and illustrated. It was found at a locality in the upland areas of Genting H…
Hydrangea marunoi (Hydrangeaceae), a new species from Osumi Peninsula, southern Japan
Hydrangea marunoi Tagane & S. Fujii, from the Kimotsuki Mountains in the Ohsumi Peninsula, southern Japan, is described and illustrated. It is morphologically similar to H. altern…
Schiedea haakoaensis, a new facultatively autogamous species of Schiedea sect. Mononeura (Caryophyllaceae) from the …
In 2016 during a survey for potential fencing of the Ha‘akoa unit on windward Mauna Kea, Hawai‘i Island (Hawaiian Islands) a single plant of the genus Schiedea was discovered. No …
Sedimentary Petrography of Glacial Deposits of the Rotach Valley, Western Allgäu, Southern West Germany
Kies-, Schwermineral-, Karbonat- und Korngrößenanalysen würmzeitlicher glazialen Ablagerungen, hauptsächlich Grundmoränen, des Rheintalgletschers im Alpenvorland zeigen, daß versc…
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