Listar Artículos de revista por autor "Vega, Álvaro José"
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DNA content in species of Vernonia and Vernonanthura from South America : an approach to systematics and evolution of the Vernonieae (Asteraceae)
Vega, Álvaro José; Dematteis, Massimiliano (Taylor & Francis, 2015-11)There are relatively few studies of DNA content in the Vernonieae (Asteraceae) tribe. The first studies were realized in the Lessingianthus genus and determined the DNA content of 25 species. After DNA content, ploidy level ... -
Systematic consideration of floral microcharacters of the south american genus chrysolaena (vernonieae, asteraceae)
Via Do Pico, Gisela Mariel; Vega, Álvaro José; Dematteis, Massimiliano (Taylor and Francis Ltd, 2016)Floral microcharacters of the genus Chrysolaena H. Rob. (Vernonieae, Asteraceae) were analysed in detail for the first time in order to evaluate the taxonomic position of conflictive species in the group. The results were ...