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Mostrando ítems 1-10 de 13
Artículo
Variability in prickly sow-thistle (Sonchus asper) from western Mediterranean region
(Universita degli Sudi di Palermo, 2012)
We studied the morphological variability of Sonchus asper (L.) Hill in the western Mediterranean region by means of multivariate analysis. A two-step clustering method indicated that selection of a two-cluster model was ...
Artículo
Contrasting heterozygosity-fitness correlations between populations of a self-compatible shrub in a fragmented landscape
(Springer Nature, 2012)
The mechanisms underlying heterozygosity-fitness correlations (HFCs) are subject of intense debates, especially about how important population features such as size or degree of isolation influence HFCs. Here, we report ...
Artículo
Seasonal ecophysiology of an endangered coastal species, the yellow-horned poppy (Glaucium flavum Crantz)
(Pleiades Publishing, Ltd., 2014)
Glaucium flavum Crantz. is a short-lived perennial herb distributed in coastal zones from the Black Sea to southern, western and north-western Europe. Despite its diminishing area of distribution and potential pharmacological ...
Artículo
Evolution of annual rainfall irregularity in the southwest of the Iberian Peninsula
(Springer Nature, 2011)
The areas of the Iberian Peninsula with Mediterranean climate are characterised by rainfall irregularity. Standard statistical estimation methods provide a limited insight of all the dimensions of such irregularity. Based ...
Artículo
Los arroyos costeros de SW de España (manto eólico litoral onubense) como indicadores de cambios en las tendencias de precipitación
(Asociación Española de Climatología, 2010)
A diferencia de lo que ocurre con los cauces fluviales, los arroyos no han sido utilizados como proxy data ni como indicadores de cambios climáticos. Este estudio aborda esta posibilidad, mediante la reconstrucción de ...
Artículo
Characterisation of the intra-annual rainfall and its evolution (1837-2010) in the southwest of the Iberian Peninsula
(Springer Nature, 2013)
Variability in precipitation affects annual total records and causes instability in rainfall distribution throughout the year. Our aim in this study was to develop a procedure, based on pluviometric centralisation and ...
Artículo
Revisión del género Helminthotheca Vaill. (Cichorieae, Compositae)
(Universidad de Málaga, 2016)
Revisión del género Helminthotheca Vaill. (Cichorieae, Compositae). Se presenta la revisión taxonómica del género Helminthotheca Vaill., basada en el estudio morfológico de material en toda su área de distribución. El ...
Artículo
Changes in the Erica ciliaris Loefl. ex L. peat bogs of southwestern Europe from the 17th to the 20th centuries ad
(SAGE, 2013)
This paper analyses a reconstruction of changes from the 17th to the 20th centuries in peat bogs with Erica ciliaris Loefl. ex L. heathlands in southwestern Europe. The reconstruction is performed by means of a multidisciplinary ...
Artículo
Temporal analysis (1940-2010) of rainfall aggressiveness in the Iberian Peninsula basins
(Elsevier, 2015)
Rainfall aggressiveness causes environmental impacts and it is related to several natural hazards. Therefore, this parameter has been chosen as an environmental indicator. The present study is based on the monthly estimated ...
Artículo
Helictochloa Romero Zarco (Poaceae), a new genus of oat grass
(Conservatoire et Jardin Botaniques de Genève, 2011-07-12)
Morphological and anatomical characters used to separate the genera related to Avena L. (Poaceae: Aveneae) are analyzed. The taxonomic importance of these characters is discussed with regard to recent molecular studies. ...