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Showing 54701 to 54750 of 59105 works
An updated checklist of liverworts and hornworts of Malaysia
An updated checklist of the liverworts and hornworts of Malaysia accepts 773 species and 31 infraspecific taxa of liverworts, in 120 genera and 40 families, and 7 species of hornw…
Mazus danxiacola (Mazaceae), a distinct new species endemic to Danxia landform in Jiangxi Province, eastern China
Mazus danxiacola, a new species endemic to Danxia landform in east Jiangxi Province, eastern China, is described and illustrated. The systematic placement of this new species was …
A new species of Prunus subgen. Cerasus from Central China
A new species, Prunus wangii Q.L.Gan, Z.Y.Li & S.Z.Xu from western Hubei, Central China is described and illustrated. It is morphologically similar to P. clarofolia Schneid. and P…
A revision of the “spiny solanums” of Tropical Asia (Solanum, the Leptostemonum Clade, Solanaceae)
The Leptostemonum Clade, or the “spiny solanums”, is the most species-rich monophyletic clade of the large cosmopolitan genus Solanum (Solanaceae) and represents almost half the s…
Th-230 / U-234- sowie ERS-Altersbestimmungen einiger Travertine in Ungarn
Dreizehn Travertinproben von den Lokalitäten Tata, Vértesszöllös, Dunaalmás und Buda werden mit Hilfe zweier neuerer Absolutdatierungsverfahren untersucht, der Th-230/U-234- und d…
Fordiophyton tereticaule (Melastomataceae), a new species from China
A new species, Fordiophyton tereticaule, from China, is described and illustrated here based on morphological and molecular evidence. It is morphologically similar to F. faberi in…
Taxonomy of the weed species of the genus Echinochloa (Poaceae, Paniceae) in Southwestern Europe: Exploring the confus…
The taxonomy of Echinochloa, a predominantly tropical to warm-temperate genus of 40–50 species, including some of the world’s worst weeds, is still poorly understood. This is beca…
Taxonomy of Dianthus (Caryophyllaceae) – overall phylogenetic relationships and assessment of species diversity based …
In this study, we present an overall phylogenetic framework for Dianthus using four plastid regions (matK-trnK-psbA, rpl32-trnL, trnQ-rps16) and nuclear ITS and a species-level ch…
[Neue Nr. 5123] Niederaula / Geologische Karte
Geologische Karte 1: 25 000 mit Erläuterungen. Digitalisat des FID GEO (Fachinformationsdienst Geowissenschaften der festen Erde), erstellt durch das GDZ (Göttinger Digitalisierun…
Zur Anwendung der Fluoreszenzmikroskopie bei der Untersuchung von Sedimenten, mit Beispielen aus dem saarpfälzischen Ro…
Mit Hilfe der Fluoreszenzmikroskopie lassen sich Detailuntersuchungen an Sedimenten mit überwiegend hohem Anteil an organischer Substanz ohne großen präparativen Aufwand vornehm…
Re-establishment of Silene neglecta Ten. (Caryophyllaceae) with taxonomic notes on some related taxa
Silene neglecta has been misunderstood and confused with S. nocturna, although several morphological characters (petal shape, calyx indumentum, hairiness of stamen filaments, seed…
Three new species of Bredia (Sonerileae, Melastomataceae) from the Sino-Vietnamese border area
Bredia bullata, B. enchengensis, and B. nitida (Sonerileae, Melastomataceae), three species occurring in Sino-Vietnamese limestone karst regions, are described as new. Molecular p…
A phylogenetic and morphological study of the Tectaria fuscipes group (Tectariaceae), with description of a new species
The fern species Tectaria fuscipes and morphologically similar species, which are common in tropical and subtropical mainland Asia, constitute a taxonomically confusing group. To …
The history and typification of Lilium brownii A.Lemoinier (Liliaceae)
The Chinese Lilium brownii has been much confused with the Japanese endemic species Lilium japonicum. In this paper, it is shown that L. brownii was introduced to England at least…
The Identity of Rubus pekinensis Focke and R. crataegifolius Bunge (Rosaceae)
A critical examination of specimens, with literature and a field survey have shown that Rubus pekinensis is conspecific with R. crataegifolius. Their morphological variations rang…
An application of WKBJ theory for triad interactions of internal gravity waves in varying background flows
Motivated by the question of whether and how wave–wave interactions should be implemented into atmospheric gravity‐wave parametrizations, the modulation of triadic gravity‐wave in…
A phylogeny of the Triraphideae including Habrochloa and Nematopoa (Poaceae, Chloridoideae)
To investigate the evolutionary relationships among species of the tribe Triraphideae (including two monotypic genera, Habrochloa and Nematopoa), we generated a phylogeny based on…
Rediscovery of Gasteranthus extinctus L.E.Skog & L.P.Kvist (Gesneriaceae) at multiple sites in western Ecuador
We report the rediscovery of the Critically Endangered cloud forest herb Gasteranthus extinctus, not seen since 1985. In 2019 and 2021, G. extinctus was recorded at five sites in …
Zur Paläolimnologie Berliner Seen
In geomorphologischen und älteren geologischen und bodenkundlichen Kartenwerken bleibt die Darstellung der Substrate am Boden der Seen und Flüsse ausgespart. Erst in den letzten …
Vaccinium bangliangense, a new species of Ericaceae from limestone areas in Guangxi, China
Vaccinium bangliangense, a new species from limestone areas in Guangxi, China, is described and illustrated. It is morphologically most similar to V. pseudotonkinense and V. sciap…
Seasonal dynamics and characterization of coccolithophore export production in two major upwelling regions
Coccolithophores, a major group of the nanophytoplankton, belong to the class Prymnesiophyceae.The cells of coccolithophores are typically surrounded by layer(s) of calcium carbon…
Urban water systems under climate stress: An isotopic perspective from Berlin, Germany
Large urban areas are typically characterized by a mosaic of different land uses, with contrasting mixes of impermeable and permeable surfaces that alter “green” and “blue” water …
Bericht über die Tagung der DGMT und der Nederlands Veengenootschap (IPS-Nationalkomitee Niederlande) „Moorkieken-Torfa…
Der Schwerpunkt dieser Tagung, die von den Herren J. BLANKENBURG und W. TONNIS hervorragend vorbereitet war, lag mit 2 Exkursionen auf der praktischen Seite. Für Vorträge stand de…
Taxonomic revision of the southern African species of the genus Cynoglossum L. (Boraginaceae)
The aim of the study is to provide a revision of the genus Cynoglossum in southern Africa. The genus is taxonomically problematic within the family Boraginaceae, due to the morpho…
Nomenclatural notes and typification of three synonyms of Camellia (Theaceae)
All the known generic synonyms of Camellia are summarized with their types clarified. Camelliastrum and Desmitus are lectotypified and Salceda is neotypified. “Kailosocarpus” and …
Flora of Mongolia: annotated checklist of native vascular plants
In this study, we critically revised and updated the checklist of native vascular plants of Mongolia. The checklist comprises 3,041 native vascular plant taxa (2,835 species and 2…
Typification of five plant names described based on specimens collected by Józef Warszewicz in Central and South Ameri…
Józef Warszewicz (1812–1864) was one of the first Polish naturalists to explore the flora of the tropical New World. During two expeditions to Central and South America (1844–1850…
Neue Waldenburger Aufstellung
research
Leaf epidermal micromorphology of Zingiber (Zingiberaceae) from China and its systematic significance
Leaf epidermal characteristics are important for phylogenetic and taxonomic studies of many plants, but there is currently insufficient such data for this application in Zingiber …
A new species and new combination in basally flowering Vietnam Costaceae
Cheilocostus candidus sp. nov. (Costaceae), a basally flowering spiral ginger with cream white flowers from southern Vietnam, is described and illustrated here. A new combination,…
Taxonomic identity of Corydalis lidenii (Papaveraceae)
Corydalis microflora and C. lidenii are recognised as separate species in “Flora of China” and the latest plant list. However, based on the examination of type specimens and field…
Maxillaria anacatalinaportillae (Orchidaceae, Maxillariinae), a new remarkable species from Ecuador
Neotropical genus Maxillaria Ruiz & Pav. belongs to one of the most diverse and species-rich groups of orchids. Several of its representatives are popular, horticultural plants wi…
Nomenclature and taxonomic identities of Prunus zappeyana and P. zappeyana var. subsimplex (Rosaceae)
The original specimens of both Prunus zappeyana and P. zappeyana var. subsimplex were found to belong to more than one taxon. In addition, P. zappeyana var. subsimplex was found t…
Anisotropie und Selbstregulierung bei Versickerungsverlusten in Hochmooren
Vertikale Versickerungsverluste in zwei Hochmooren in den Irischen Midlands wurden aus dem vertikalen Gefälle des piezometrischen Niveaus und den mit dem Piezometerverfahren ermit…
Goodyera medogensis (Orchidaceae), a new species from Tibet, China
A new species of Goodyera (Orchidaceae) from Tibet, China, G. medogensis, is described and illustrated here. Molecular phylogenetic results based on one nuclear (ITS) and two plas…
Comparing surface digitization techniques in palaeontology using visual perceptual metrics and distance computations be…
The use of surface digitization techniques and methods in palaeontology has increased in the last two decades, mainly due to recent improvements in devices and software. However, …
An updated checklist of Mozambique’s vascular plants
An updated checklist of Mozambique’s vascular plants is presented. It was compiled referring to several information sources such as existing literature, relevant online databases …
Lectotypification, epitypification and history of the name Plagiothecium neglectum Mönk. (Plagiotheciaceae)
In the protologue of Plagiothecium neglectum, Mönkemeyer (1927) does not indicate any herbarium specimen as a type. The author only gave a short description and attached a figure …
Phylogenetic relationships in Coryphantha and implications on Pelecyphora and Escobaria (Cacteae, Cactoideae, Cactacea…
The genus Coryphantha includes plants with globose to cylindrical stems bearing furrowed tubercles, flowers arising at the apex, and seeds with flattened testa cells. Coryphantha …
Thismia latiffiana (Thismiaceae), an unusual new species from Terengganu, Peninsular Malaysia
Thismia latiffiana Siti-Munirah & Dome, a new species from Terengganu, Peninsular Malaysia, is described and illustrated. The new species differs from all other species of Thismia…
Geologisches Jahrbuch Hessen
Band 138 des Geologischen Jahrbuchs Hessen vereint Beiträge zur regionalen Geologie Hessens mit Schwerpunkten in Lagerstättenkunde, Quartärgeologie, Paläontologie und angewandter …
Zur Zweigliederung der südbayerischen Würmeiszeit durch eine Innerwürm-Verwitterungsperiode
Die Arbeit bringt den Nachweis einer Zweigliederung des Würmeiszeit-Klimas durch Feststellung eines innerwürmischen Verwitterungsbodens. Dieser läßt schließen auf eine mehrere Jah…
Two new species in the fern genus Lomariopsis (Lomariopsidaceae) from East Asia
Two East Asian Lomariopsis (Lomariopsidaceae, Polypodiales) species, Lomariopsis moorei and Lomariopsis longini, which were previously misidentified as L. spectabilis, are here de…
Neue Ostracoden-Arten aus dem Kalktertiär (Chattium/Aquitanium) des Mainzer Beckens
Aus dem Kalktertiär des Mainzer Beckens (Oberoligozän-Untermiozän) werden fünf neue Ostracoden-Arten aus den Gattungen Malzina n. gen., Cavernopsis Malz 1977 und Semicytherura W…
An image dataset of cleared, x-rayed, and fossil leaves vetted to plant family for human and machine learning
Leaves are the most abundant and visible plant organ, both in the modern world and the fossil record. Identifying foliage to the correct plant family based on leaf architecture is…
Vicia mingyueshanensis (Fabeae, Papilionoideae, Fabaceae), a new species from western Jiangxi, China
Vicia mingyueshanensis, a new species from the Mingyue Mountain Region of western Jiangxi, China, is described and illustrated. It is a perennial climbing liana that always links …
Slow Slip Triggers the 2018 Mw 6.9 Zakynthos Earthquake Within the Weakly Locked Hellenic Subduction System, Greece
Slow slip events (SSEs) at subduction zones can precede large‐magnitude earthquakes and may serve as precursor indicators, but the triggering of earthquakes by slow slip remains i…
Typification of 14 names in the Dianthus virgineus group (Caryophyllaceae)
The nomenclature of 14 taxa from Central and Southern Europe within the Dianthus virgineus group is discussed. Dianthus aggericola Jord., D. collivagus Jord., D. consimilis Jord.,…
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