Registro:
Título en inglés:
Phylogenetic relationships in the group Caespitosaof Paspalum L. (Poaceae, Panicoideae, Paspaleae)
Autor/es:
Delfini, Carolina; Aliscioni, Sandra Silvina; Acosta, Juan Manuel; Castro Souza, Vinicius; Zuloaga, Fernando O.
Filiación:
Delfini, Carolina. Academia Nacional de Ciencias Exactas, Físicas y Naturales (ANCEFN). Instituto de Botánica Darwinion. San Isidro, Buenos Aires, Argentina.
Delfini, Carolina. CONICET - Academia Nacional de Ciencias Exactas, Físicas y Naturales (ANCEFN). Instituto de Botánica Darwinion. San Isidro, Buenos Aires, Argentina.
Aliscioni, Sandra Silvina. Academia Nacional de Ciencias Exactas, Físicas y Naturales (ANCEFN). Instituto de Botánica Darwinion. San Isidro, Buenos Aires, Argentina.
Aliscioni, Sandra Silvina. CONICET - Academia Nacional de Ciencias Exactas, Físicas y Naturales (ANCEFN). Instituto de Botánica Darwinion. San Isidro, Buenos Aires, Argentina.
Aliscioni, Sandra Silvina. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Recursos Naturales y Ambiente. Cátedra de Botánica General. Buenos Aires, Argentina.
Acosta, Juan Manuel. Academia Nacional de Ciencias Exactas, Físicas y Naturales (ANCEFN). Instituto de Botánica Darwinion. San Isidro, Buenos Aires, Argentina.
Acosta, Juan Manuel. CONICET - Academia Nacional de Ciencias Exactas, Físicas y Naturales (ANCEFN). Instituto de Botánica Darwinion. San Isidro, Buenos Aires, Argentina.
Castro Souza, Vinicius. Universidade de São Paulo. Escola Superior de Agricultura "Luiz de Queiroz". Departamento de Ciências Biológicas. SP, Brazil.
Zuloaga, Fernando O. Academia Nacional de Ciencias Exactas, Físicas y Naturales (ANCEFN). Instituto de Botánica Darwinion. San Isidro, Buenos Aires, Argentina.
Zuloaga, Fernando O. CONICET - Academia Nacional de Ciencias Exactas, Físicas y Naturales (ANCEFN). Instituto de Botánica Darwinion. San Isidro, Buenos Aires, Argentina.
Título revista:
Diversity
Temas:
GRAMINEAE; INFORMAL GROUPS; PASPALINAE; SYSTEMATICS; TAXONOMY
Resumen:
The informal group Caespitosa of Paspalum L. comprises 13–15 perennial species that are able to tolerate extreme climatic stresses, such as prolonged droughts, floods, and saltwater. Previous molecular phylogenetic studies have suggested that the Caespitosa might not be monophyletic, but they did not analyze a large enough sample of taxa for a meaningful conclusion. In this study, we evaluate the phylogeny of the genus Paspalum using parsimony, likelihood, and Bayesian inference based on four DNA regions (ETS, ndhF, rpl16, and trnH-psbA) and increasing the number of sampled species (i.e., a total of 13 taxa and 40 new accessions of the group Caespitosa). Our main objective was to analyze the positions of Caespitosa taxa, assuming a priori that they do not represent a natural group as traditionally circumscribed. Our findings showed the Caespitosa species distributed in seven morphologically distinct clades and correlated with members of the informal groups Alma, Corcovadensia, Dissecta, Lachnea, Macrophylla, Notata, Paniculata, and Rupestria. Clades containing Caespitosa taxa were characterized based on morphological, anatomical, and cytological evidence, one of which was associated with geographic isolation. A comparison with results from other studies, a brief discussion on the group Macrophylla, which our analyses showed to be polyphyletic, and comments on the need for future molecular studies in Paspalum are also included.
Citación:
---------- APA ----------
Delfini, C.; Aliscioni, S. S.; Acosta, J. M.; Castro Souza, V. & Zuloaga, F. O. (2023).Phylogenetic relationships in the group Caespitosaof Paspalum L. (Poaceae, Panicoideae, Paspaleae).Diversity,15, (2),art.134
10.3390/d15020134
---------- CHICAGO ----------
Delfini, Carolina, Aliscioni, Sandra Silvina, Acosta, Juan Manuel, Castro Souza, Vinicius, Zuloaga, Fernando O..2023. "Phylogenetic relationships in the group Caespitosaof Paspalum L. (Poaceae, Panicoideae, Paspaleae)".Diversity 15, no.2:art.134.
Recuperado de http://ri.agro.uba.ar/greenstone3/library/collection/arti/document/2023delfini