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Auteur Vasco Silva |
Documents disponibles écrits par cet auteur (2)
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Temporary ponds and hygrophilous grasslands plant communities in Monfurado Site of Community Importance / Vasco Silva in Lazaroa, vol. 30 (Année 2009)
[article]
Titre : Temporary ponds and hygrophilous grasslands plant communities in Monfurado Site of Community Importance Auteurs : Vasco Silva, Auteur ; Carla Pinto-Cruz, Auteur ; Maria Dalila EspÃrito-Santo, Auteur Année de publication : 2009 Article en page(s) : pp. 81-88 Langues : Anglais (eng) Catégories : [ZG] Portugal
[Thèmes] Habitat naturel et semi-naturel à forte valeur patrimoniale
[Thèmes] Natura 2000Mots-clés : Isoeto-Nanojuncetea phytosociologie Résumé : "Temporary ponds are seasonal wetlands subjected to extreme and unstable ecological conditions due to the annual alternation between the flooded and dry phases. The ephemeral character of the flora and the changeable annual weather explain why these habitats have been poorly studied and documented. The objective of this study, in the Monfurado Site of Community Importance, was to characterize seasonal wetland plant communities using a phytosociological approach and numerical analysis (classification and ordination). The results lead to the site’s inclusion in two Natura 2000 Network priority habitats: Mediterranean temporary ponds (3170) in depression landform with impermeable layer in the underground with Isoeto-Nanojuncetea vegetation complexes; pseudo-steppe with grasses and annuals of the Thero-Brachypodietea, sub-type ‘Malhadais’ (6220pt2) in shallow areas with Isoeto-Nanojuncetea species." (source : auteurs) Type de publication : périodique Référence biblio : Silva V., Pinto-Cruz C., EspÃrito-Santo M., 2009 - Temporary ponds and hygrophilous grasslands plant communities in Monfurado Site of Community Importance. Lazaroa, 30 : 81-88. ID PMB : 71846 En ligne : https://dialnet.unirioja.es/servlet/articulo?codigo=3148517 Format de la ressource électronique : document Permalink : http://www.cbnbrest.fr/catalogue_en_ligne/index.php?lvl=notice_display&id=71846
in Lazaroa > vol. 30 (Année 2009) . - pp. 81-88[article]Exemplaires(0)
Disponibilité aucun exemplaire Twentieth century vascular plant taxonomy in Portugal / Estrela Figueiredo in Willdenowia, vol. 48, n°2 (Année 2018)
[article]
Titre : Twentieth century vascular plant taxonomy in Portugal Type de document : texte imprimé Auteurs : Estrela Figueiredo, Auteur ; Vasco Silva, Auteur ; Antonio Coutinho, Auteur Année de publication : 2018 Article en page(s) : pp. 303-330 Langues : Anglais (eng) Catégories : [Thèmes] Biographies
[Thèmes] Botaniste
[Thèmes] Flore vasculaire (phanérogames et cryptogames vasculaires)
[Thèmes] Histoire de la botanique
[Thèmes] TaxonomieMots-clés : 20ème siècle Résumé : "We discuss the development of, and trends in, vascular plant taxonomy in Portugal during the 20th century, with emphasis on the institutions and taxonomists that were instrumental in advancing and facilitating this branch of scientific botanical endeavour. We show that the bulk of the nomenclatural novelties published by Portuguese botanists for elements of the vascular flora of the country, and beyond, were produced by a small group of 69 taxonomists who were mostly based at institutions in one of three Portuguese cities: Coimbra, Lisboa (Lisbon) and Porto. In all three instances the individuals were associated with local herbaria that were managed by universities, while in Lisboa other government-sponsored projects and institutions additionally played a pivotal role in the production of complete or partial Floras for Portugal and its former colonies. These individuals are comprehensively tabulated and biographical information is provided for all of them. With 440 names published, Rosette Mercedes Saraiva Batarda Fernandes (1916 – 2005), who worked at the University of Coimbra, was the most prolific taxonomist in terms of publishing new names. She was the sole author of more than half of these names. Biographies are provided for the ten most prolific Portuguese authors of vascular plant names." (source : auteurs) Type de publication : périodique Référence biblio : Figueiredo E., Silva V., Coutinho A., 2018 - Twentieth century vascular plant taxonomy in Portugal. Willdenowia, 48 (2) : 303-330. Permalink : http://www.cbnbrest.fr/catalogue_en_ligne/index.php?lvl=notice_display&id=68061
in Willdenowia > vol. 48, n°2 (Année 2018) . - pp. 303-330[article]Exemplaires(1)
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