Results 111 to 120 of about 5,728 (211)

Cambios en el fenotipo floral de especies neotropicales de Salvia asociados a transiciones en el síndrome de polinización: Integración de patrones filogenéticos, microevolutivos y herramientas de morfometría geométrica [PDF]

open access: yes, 2018
Las radiaciones adaptativas, entendidas como la evolución de la diversidad ecológica dentro delinajes que se multiplican rápidamente, constituyen uno de los procesos mas importantes que vinculan a laecología y la evolución.
Sazatornil, Federico David
core  

Estudio taxonómico y filogenético de las variedades de Struthiopteris spicant (L.) Weiss (Blechnaceae, Polypodiopsida) en Europa [PDF]

open access: yes, 2017
Struthiopteris spicant (L.) Weiss es un helecho con una amplia distribución en el hemisferio norte, en América y Eurasia. Presenta cierta plasticidad fenotípica, de manera que algunas entidades subordinadas han sido descritas, siendo consideradas la ...
Molino de Miguel, Sonia
core   +1 more source

DNA barcoding of terrestrial invasive plant species in Southwest Michigan

open access: yesPlant Direct
Because of the detrimental effects of terrestrial invasive plant species (TIPS) on native species, ecosystems, public health, and the economy, many countries have been actively looking for strategies to prevent the introduction and minimize the spread of
Sneha Nath   +5 more
doaj   +1 more source

DNA BARCODING OF Adansonia digitata USING MULTI-LOCI GENE REGIONS (ITS, rbcL, rpoC1 and psbA-trnH)

open access: yesScience Journal of University of Zakho
Adansonia digitata, also known as Baobab, is a tree species endemic to Africa. It belongs to the family Malvaceae. The species holds immense economic, cultural, and scientific value worldwide.
Abdulkareem K A   +8 more
doaj   +1 more source

Speciation in Western North America: Lomatium as an Example of Diversification and Convergent Evolution [PDF]

open access: yes, 2015
Species delimitations and understanding the processes that drive speciation are essential to nearly all aspects of human endeavor. Determining species boundaries traditionally used morphology.
Mansfield, Donald H.   +4 more
core   +1 more source

Phylogenetic Relationships of Dianthus (Caryophyllaceae) Species Found in South Africa

open access: yesDiversity
This study addresses the phylogenetic relationships within the genus Dianthus in South Africa, employing a molecular analysis approach and the distribution pattern of the representatives of the genus. A robust phylogenetic tree comprising three plastids (
Sifiso Mnxati, Ledile Mankga
doaj   +1 more source

Genetic Diversity of Landrace Rice Varieties in Lower Northern Thailand Using Chloroplast DNA Markers

open access: yesInternational Journal of Agronomy
In this study, the genetic diversity and evolutionary relationship among 65 Thai rice varieties were classified by the neighbor-joining (NJ) analysis of DNA sequences, amplified by three cpDNA barcoding markers, namely, matK, rbcL, and trnH-psbA.
Sittichai Urtgam   +7 more
doaj   +1 more source

Two major groups of chloroplast DNA haplotypes in diploid and tetraploid Aconitum subgen : Aconitum (Ranunculaceae) in the Carpathians [PDF]

open access: yes, 2016
Aconitum in Europe is represented by ca. 10% of the total number of species and the Carpathian Mts. are the center of the genus variability in the subcontinent.
Binkiewicz, Bogusław   +4 more
core   +1 more source

PHYLOGENETIC STUDY OF ERIOBOTRYA (ROSACEAE) BASED ON COMBINED CPDNA PSBA-TRNH AND ATPB-RBCL MARKERS

open access: yesJOURNAL OF TROPICAL FOREST SCIENCE, 2021
M Idrees   +4 more
openaire   +1 more source

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