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View article: Floristic and taxonomic notes on Najas (Hydrocharitaceae) in Argentina
Floristic and taxonomic notes on Najas (Hydrocharitaceae) in Argentina Open
Najas is a cosmopolitan genus belonging to the family Hydrocharitaceae; Najas marina is a submerged aquatic herbaceous species, with prickly stems and leaves, living in fresh or brackish waters of shallow lakes. The aim of this work was to…
View article: A new fern hybrid from Northwestern Argentina: Pleopeltis × albornozeana (Polypodiaceae)
A new fern hybrid from Northwestern Argentina: Pleopeltis × albornozeana (Polypodiaceae) Open
A new hybrid in the genus Pleopeltis, distributed in the Yungas of the northwestern, Argentinean Andes is described and illustrated. This is the first Pleopeltis hybrid recorded in Argentina and continental Southern Cone and the third of a…
View article: Ectomycorrhizas in Lycopodiopsida: their first registry and arbuscular mycorrhiza in Phlegmariurus saururus (Huperziaceae)
Ectomycorrhizas in Lycopodiopsida: their first registry and arbuscular mycorrhiza in Phlegmariurus saururus (Huperziaceae) Open
Lycophytes show no instances of ectomycorrhizas. Phlegmariurus saururus is the only Huperziaceae that grows in Comechingones biogeographic province, in sunny, exposed surficial rock crevices with poor soil development and very scarce water…
View article: Estudio palinológico de las Licofitas (Lycopodiopsida) de las Sierras Pampeanas centrales de Argentina
Estudio palinológico de las Licofitas (Lycopodiopsida) de las Sierras Pampeanas centrales de Argentina Open
Background and aims: The Sierras Pampeanas Centrales of Argentina constitute the fourth centre of diversity of lycophytes and ferns in the Cono Sur, where representatives of four families of lycophytes live: Huperziaceae, Lycopodiaceae, Is…
View article: Spore viability of fern species of the genera <i>Amauropelta</i>, <i>Blechnum, </i>and <i>Physematium</i> from central Argentina after low temperature storage
Spore viability of fern species of the genera <i>Amauropelta</i>, <i>Blechnum, </i>and <i>Physematium</i> from central Argentina after low temperature storage Open
Background and aims: Ferns are sensitive to environmental changes, inhabiting ecosystems susceptible to degradation. Spore banks and in vitro spore culture are useful tools employed in their conservation. The objective was to test the abil…
View article: Micorrizas arbusculares y endófitos septados en tres especies de Thelypteridaceae de ambientes riparios de las Yungas (Tucumán, Argentina)
Micorrizas arbusculares y endófitos septados en tres especies de Thelypteridaceae de ambientes riparios de las Yungas (Tucumán, Argentina) Open
Background and aims: The status of the presence of arbuscular mycorrhizal fungi (AMF) in lycophytes and ferns has been analysed in 11% of them. This work aims to characterise and quantify the AMF colonisation and to characterise septate en…
View article: Lost and found: the rediscovery of the lost fern species <i>Asplenium achalense</i> (Aspleniaceae) and assessment of its conservation status
Lost and found: the rediscovery of the lost fern species <i>Asplenium achalense</i> (Aspleniaceae) and assessment of its conservation status Open
The fern of Achala Asplenium achalense Hieron. (Aspleniaceae), endemic to north-west and central Argentina, was formerly considered a lost species. We describe its rediscovery in August 2022 in the Yungas biogeographical province, compile …
View article: Protecting stable biological nomenclatural systems enables universal communication: A collective international appeal
Protecting stable biological nomenclatural systems enables universal communication: A collective international appeal Open
The fundamental value of universal nomenclatural systems in biology is that they enable unambiguous scientific communication. However, the stability of these systems is threatened by recent discussions asking for a fairer nomenclature, rai…
View article: New records for the fern flora (Polypodiopsida) in Yungas from Tucumán, Argentina
New records for the fern flora (Polypodiopsida) in Yungas from Tucumán, Argentina Open
Didymoglossum krausii (Hymenophyllaceae), Amauropelta jujuyensis and Amauropelta nubicola (Thelypteridaceae) are recorded for the first time in Tucumán, Argentina, in Yungas biogeographic province. This is the southernmost record of the th…
View article: Amauropelta platensis (Thelypteridaceae), a new combination for the endemic Southern Cone fern flora
Amauropelta platensis (Thelypteridaceae), a new combination for the endemic Southern Cone fern flora Open
Athyrium decurtatum var. platense (= Thelypteris decurtata subsp. platensis) is transferred to the genus Amauropelta and raised to the species level based on morphological, palynological and geographical evidences. This fern species is end…
View article: Morphogenesis of the gametophyte of Physematium montevidensis (Woodsiaceae)
Morphogenesis of the gametophyte of Physematium montevidensis (Woodsiaceae) Open
In vitro spore culture and gametophyte characteristics may contribute understanding the life cycle in different fern taxa and also to systematic and taxonomic studies. The family Woodsiaceae contains two genera: Physematium and Woodsia. Ph…
View article: Rumohra aconquijana (Dryopteridaceae): a new species endemic from Southern Yungas in Argentina
Rumohra aconquijana (Dryopteridaceae): a new species endemic from Southern Yungas in Argentina Open
Rumohra aconquijana sp. nov., a restricted endemism of the Montane Jungle district (700-1,500 m asl; Yungas biogeographic province) is reported, described and illustrated. Rumohra aconquijana grows as epiphyte on Ocotea porphyria (Lauracea…
View article: A revision of the fern family Osmundaceae in Brazil
A revision of the fern family Osmundaceae in Brazil Open
As part of floristic surveys in the Southern Cone of South America and the Flora do Brasil 2020 project, we present a revision of Osmundaceae in Brazil. Osmundaceae is represented by two genera (Osmundastrum and Osmunda) and three species.…
View article: A revision of the fern family Osmundaceae in Brazil
A revision of the fern family Osmundaceae in Brazil Open
As part of floristic surveys in the Southern Cone of South America and the Flora do Brasil 2020 project, we present a revision of Osmundaceae in Brazil. Osmundaceae is represented by two genera (Osmundastrum and Osmunda) and three species.…
View article: Characterizing Asplenium achalense (Aspleniaceae), a misunderstood species of Argentine flora: morphological, palynological and distributional evidences
Characterizing Asplenium achalense (Aspleniaceae), a misunderstood species of Argentine flora: morphological, palynological and distributional evidences Open
Asplenium (Aspleniaceae) is taxonomically one of the most complex fern genera with about 700 species, nearly cosmopolitan in distribution. In Argentina, Asplenium constitutes the most species-rich fern genus, with 38 taxa. Among these spec…
View article: Brazilian Flora 2020: Leveraging the power of a collaborative scientific network
Brazilian Flora 2020: Leveraging the power of a collaborative scientific network Open
The shortage of reliable primary taxonomic data limits the description of biological taxa and the understanding of biodiversity patterns and processes, complicating biogeographical, ecological, and evolutionary studies. This deficit create…
View article: Rumohra ponceana (Polypodiales: Dryopteridaceae): a new species from Pampean biogeographic province in Argentina
Rumohra ponceana (Polypodiales: Dryopteridaceae): a new species from Pampean biogeographic province in Argentina Open
The fern Rumohra ponceana sp. nov., a narrow endemic of the Austral Pampean district, Pampean biogeographic province in Argentina, is described and illustrated. The species inhabits the Tandilia and Ventania Systems, where it grows in sunn…
View article: Ferns and lycophytes from Ferradura Park, Canela (RS), Brazil
Ferns and lycophytes from Ferradura Park, Canela (RS), Brazil Open
A list of ferns and lycophytes from Ferradura Park, a private park located in Canela, Rio Grande do Sul, Brazil is presented. The park has an area of 400 ha with forest formations such as Araucaria Forest, Mixed Ombrophilous Forest and Sea…
View article: Telmatoblechnum (Blechnaceae): a new genus for the Uruguayan flora
Telmatoblechnum (Blechnaceae): a new genus for the Uruguayan flora Open
Telmatoblechnum, with the species Telmatoblechnum serrulatum (Blechnaceae), is recorded for the first time for the Uruguayan flora. The species, so far known from southern Brazil and Northeastern Argentina as its southernmost distribution …
View article: The first register of the weed fern Pteris cretica var. laeta (Pteridaceae) in central Argentina
The first register of the weed fern Pteris cretica var. laeta (Pteridaceae) in central Argentina Open
Pteris cretica L. var. laeta is recorded for the first time in the Comechingones biogeographic province in central Argentina. This is the first record of P. cretica in central Argentina, and P. cretica var. laeta for the country. Until now…
View article: Occurrence of galls in Microgramma mortoniana (Polypodiopsida: Polypodiaceae) from a subtropical forest, Brazil
Occurrence of galls in Microgramma mortoniana (Polypodiopsida: Polypodiaceae) from a subtropical forest, Brazil Open
The galls are structures formed of plant tissues in response to the activity of different types of organisms, especially by insects. As a consequence of an intimate relationship with their host plants, most of these insects have a very nar…
View article: A FLORISTIC SURVEY OF FERNS AND LYCOPHYTES ASSOCIATED WITH SEMI-DECIDUOUS FOREST REMNANTS IN SOUTHERN BRAZIL
A FLORISTIC SURVEY OF FERNS AND LYCOPHYTES ASSOCIATED WITH SEMI-DECIDUOUS FOREST REMNANTS IN SOUTHERN BRAZIL Open
The richness of ferns and lycophytes associated with the semi-deciduous forests of southern Brazil remains poorly known. Addressing this situation, the richness of lycophytes and ferns in 11 semi-deciduous forest remnants, located in the n…
View article: Brazilian Flora 2020: Innovation and collaboration to meet Target 1 of the Global Strategy for Plant Conservation (GSPC)
Brazilian Flora 2020: Innovation and collaboration to meet Target 1 of the Global Strategy for Plant Conservation (GSPC) Open
The Global Strategy for Plant Conservation (GSPC) was established by the Conference of Parties in 2002 to decrease the loss of plant diversity, reduce poverty and contribute to sustainable development. To achieve this overarching goal, the…
View article: Diversification of Galianthe species (Rubiaceae) in the Neotropical seasonally dry forests: a case study of a mainly subshrubby genus
Diversification of Galianthe species (Rubiaceae) in the Neotropical seasonally dry forests: a case study of a mainly subshrubby genus Open
Aim ‒ To evaluate the current distribution of the species of the genus Galianthe by track analysis, and to establish the distributional patterns based on the available tectonic information and the biogeographical regionalization of the Neo…
View article: A synopsis of Woodwardia (Blechnaceae) in Veracruz State, Mexico, and typification of W. spinulosa
A synopsis of Woodwardia (Blechnaceae) in Veracruz State, Mexico, and typification of W. spinulosa Open
A synopsis of species belonging to the genus Woodwardia Sm. (Blechnaceae) from Veracruz State, Mexico, is presented. Three species (including one hybrid species) are recognized as inhabiting Veracruz: the widespread W. spinulosa M. Martens…
View article: Description of the male of Sphallopterus batesi Fragoso, 1982 (Coleoptera: Cerambycidae: Cerambycini), with biogeographical considerations
Description of the male of Sphallopterus batesi Fragoso, 1982 (Coleoptera: Cerambycidae: Cerambycini), with biogeographical considerations Open
The male of Sphallopterus batesi Fragoso, 1982 is described for the first time. New records of geographic distribution are presented for Bolivia (new country record) and Brazil, and the biogeography of the species is analysed.
View article: Map and shapefile of the biogeographic provinces of Argentina
Map and shapefile of the biogeographic provinces of Argentina Open
We provide a map of the 15 biogeographic provinces of Argentina based on the ecoregions recognized for the country, combining climatic, geological and biotic criteria. Argentinean provinces belong to the Neotropical region (Yungas, Paraná …
View article: Biogeographical relationships and new regionalisation of high-altitude grasslands and woodlands of the central Pampean Ranges (Argentina), based on vascular plants and vertebrates
Biogeographical relationships and new regionalisation of high-altitude grasslands and woodlands of the central Pampean Ranges (Argentina), based on vascular plants and vertebrates Open
Evolutionary biogeography aims to provide a hierarchical system of biotic regionalisation for areas of the Earth that correspond to natural areas related by their common evolutionary history. In this context, the central Pampean Ranges of …
View article: Two new species segregated from Hymenophyllum tunbrigense (Hymenophyllaceae) in southern South America, based on morphological, anatomical, molecular and distributional evidence
Two new species segregated from Hymenophyllum tunbrigense (Hymenophyllaceae) in southern South America, based on morphological, anatomical, molecular and distributional evidence Open
The cosmopolitan species Hymenophyllum tunbrigense was traditionally represented in southern South America by two allopatric varieties: H. tunbrigense var. tunbrigense in the Andean Patagonian forests of Argentina and Chile, and H. tunbrig…