Results 21 to 30 of about 412 (111)

Complete organelle genomes of the threatened aquatic species Scheuchzeria palustris (Scheuchzeriaceae): Insights into adaptation and phylogenomic placement. [PDF]

open access: yesEcol Evol
The organelle genomes map of Scheuchzeria palustris. Abstract Scheuchzeria palustris, the only species in the Scheuchzeriaceae family, plays a crucial role in methane production and transportation, influencing the global carbon cycle and maintaining ecosystem stability. However, it is now threatened by human activities and global warming. In this study,
He XY, Chen JM, Li ZZ.
europepmc   +2 more sources

Angiosperm flowers reached their highest morphological diversity early in their evolutionary history. [PDF]

open access: yesNew Phytol
Summary Flowers are the complex and highly diverse reproductive structures of angiosperms. Because of their role in sexual reproduction, the evolution of flowers is tightly linked to angiosperm speciation and diversification. Accordingly, the quantification of floral morphological diversity (disparity) among angiosperm subgroups and through time may ...
López-Martínez AM   +5 more
europepmc   +2 more sources

Phylogenetic diversity of Amazonian tree communities [PDF]

open access: yes, 2016
This is the peer reviewed version of the following article: Honorio Coronado, E. N., Dexter, K. G., Pennington, R. T., Chave, J., Lewis, S. L., Alexiades, M. N., Alvarez, E., Alves de Oliveira, A., Amaral, I. L., Araujo-Murakami, A., Arets, E. J. M.
Alexiades, M   +49 more
core   +9 more sources

Ecology and Evolution of Gall-Inducing Arthropods: The Pattern From the Terrestrial Fossil Record

open access: yesFrontiers in Ecology and Evolution, 2021
Insect and mite galls on land plants have a spotty but periodically rich and abundant fossil record of damage types (DTs), ichnotaxa, and informally described gall morphotypes.
Conrad C. Labandeira   +2 more
doaj   +1 more source

Insect pollination for most of angiosperm evolutionary history

open access: yesNew Phytologist, Volume 240, Issue 2, Page 880-891, October 2023., 2023
Summary Most contemporary angiosperms (flowering plants) are insect pollinated, but pollination by wind, water or vertebrates occurs in many lineages. Though evidence suggests insect pollination may be ancestral in angiosperms, this is yet to be assessed across the full phylogeny.
Ruby E. Stephens   +4 more
wiley   +1 more source

A unique C‐terminal domain contributes to the molecular function of Restorer‐of‐fertility proteins in plant mitochondria

open access: yesNew Phytologist, Volume 240, Issue 2, Page 830-845, October 2023., 2023
Summary Restorer‐of‐fertility (Rf) genes encode pentatricopeptide repeat (PPR) proteins that are targeted to mitochondria where they specifically bind to transcripts that induce cytoplasmic male sterility and repress their expression. In searching for a molecular signature unique to this class of proteins, we found that a majority of known Rf proteins ...
Sang Dang Huynh   +4 more
wiley   +1 more source

Fossil evidence for low gas exchange capacities for Early Cretaceous angiosperm leaves [PDF]

open access: yes, 2011
The photosynthetic gas exchange capacities of early angiosperms remain enigmatic. Nevertheless, many hypotheses about the causes of early angiosperm success and how angiosperms influenced Mesozoic ecosystem function hinge on understanding the maximum ...
Brodribb, Timothy J   +6 more
core   +4 more sources

Genome‐scale angiosperm phylogenies based on nuclear, plastome, and mitochondrial datasets

open access: yesJournal of Integrative Plant Biology, Volume 65, Issue 6, Page 1479-1489, June 2023., 2023
Genome‐scale angiosperm phylogenies were reconstructed used currently available de novo genome data of 366 angiosperm species from 241 genera belonging to 97 families across 43 of the 64 orders based on orthologous genes from the nuclear, plastid, and mitochondrial genomes of the same species with compatible datasets.
Hongyin Hu   +4 more
wiley   +1 more source

Phylogenetic Analyses of Two Mitochondrial Metabolic Genes Sampled in Parallel from Angiosperms Find Fundamental Interlocus Incongruence [PDF]

open access: yes, 2008
Plant molecular phylogeneticists have supported an analytical approach of combining loci from different genomes, but the combination of mitochondrial sequences with chloroplast and nuclear sequences is potentially problematic. Low substitution rates in
Akaike   +62 more
core   +2 more sources

Toward a phylogenomic classification of magnoliids. [PDF]

open access: yesAm J Bot
Abstract Premise Magnoliids are a strongly supported clade of angiosperms. Previous phylogenetic studies based primarily on analyses of a limited number of mostly plastid markers have led to the current classification of magnoliids into four orders and 18 families. However, uncertainty remains regarding the placement of several families.
Helmstetter AJ   +14 more
europepmc   +2 more sources

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