Results 61 to 70 of about 1,432 (174)

Rubiaceae de uma área de transição entre Carnaubal e Caatinga s.s., estado do Ceará, Brasil

open access: yesPaubrasilia
  O presente trabalho objetivou realizar o levantamento taxonômico dos representantes de Rubiaceae para a Fazenda Experimental da Universidade Estadual Vale do Acaraú (FAEX-UVA), em Massapê, Ceará.
Francisco Alvaro Almeida Nepomuceno   +2 more
doaj   +1 more source

Complete sequence and comparative analysis of the chloroplast genome of Gelsemium elegans

open access: yesMitochondrial DNA. Part B. Resources, 2019
In this study, we show the complete chloroplast genome in G. elegans by high-throughput sequencing. The chloroplast genome in G. elegans is 155,018 bp in size, comprising a pair of inverted repeats (IRa and IRb) of 25,728 bp each and an LSC region of 85 ...
Zhenlu Wang   +8 more
doaj   +1 more source

On the Importance of Expert‐Informed Variable Selection in Species Distribution Modelling

open access: yesJournal of Biogeography, Volume 52, Issue 11, November 2025.
ABSTRACT Aim Species Distribution Models (SDMs) are widely used to map species distribution and predict future responses to climate change. While the risk of selecting biologically non‐relevant predictors has been raised, numerous studies continue to fully rely on statistical approaches to automatically select predictors solely focusing on climate ...
Giordano Mancini   +5 more
wiley   +1 more source

Maximum likelihood phylogeny of 82 plastome genes from 19 asterids (14 families, 6 orders) with completed plastomes.

open access: yes, 2013
All nodes, except the one uniting Gentianales and Solanales, received 100% bootstrap support in ML/MP analyses.
Wan-Chia Chung (175363)   +3 more
core   +1 more source

Fig. 1. Cladoceras rovumense I.Darbysh., J.E.Burrows & Q in Cladoceras rovumense sp. nov. (Gentianales-Rubiaceae), a new species from southeast Tanzania and northeast Mozambique

open access: yes, 2022
Fig. 1. Cladoceras rovumense I.Darbysh., J.E.Burrows & Q.Luke sp. nov. A. Habit, fruiting shoot. B. Habit, flowering shoot. C. Stipule, external face. D. Hairs revealed beneath fallen stipule. E. Portion of flowering stem showing indumentum. F.
Darbyshire, Iain   +3 more
core   +1 more source

The complete chloroplast genome of Gentaina urnula (Gentianaceae)

open access: yesMitochondrial DNA. Part B. Resources, 2019
Gentiana urnula, is an alpine medicinal endemic to the Qinghai-Tibetan Plateau. In this study, the complete chloroplast DNA sequence of G. urnula was assembled,and its genome is 149,064 bp in length, including a large single-copy region (LSC) of 81,158 ...
Qiao Yang   +4 more
doaj   +1 more source

Spermatophyta Molecular Clock: Time Drift and Recent Acceleration

open access: yesPlant-Environment Interactions, Volume 6, Issue 5, October 2025.
Exponential increase in the base substitution rate in recent geologic time. ABSTRACT Angiospermae radiation is widely recognized as a mid‐Cretaceous event, but the adaptive radiation of Asarum and Viola as spring ephemerals also occurred during the Quaternary. To better understand the evolution of Angiospermae through geological time, a robust and well‐
Soichi Osozawa
wiley   +1 more source

Espécies arbóreo-arbustivas da família Rubiaceae Juss. na bacia do rio Tibagi, PR, Brasil

open access: yesHoehnea
RESUMO Rubiaceae, a quarta maior família de angiospermas em número de espécies no mundo, é reconhecida pelas folhas opostas, estípulas interpeciolares, corola gamopétala e ovário ínfero.
Miguel Ferreira Junior   +1 more
doaj   +1 more source

Omnivorous Diets of Sympatric Duck Species in a Subtropical East Asia Wetland Unveiled by Multi‐Marker DNA Metabarcoding

open access: yesEnvironmental DNA, Volume 7, Issue 5, September–October 2025.
The East Asian–Australasian Flyway (EAAF) is experiencing significant declines in migratory waterbird populations. Understanding the foraging ecology of waterbird species, particularly ducks, is crucial for monitoring and protecting their food sources and wetland habitats.
Pei‐Yu Huang   +6 more
wiley   +1 more source

Completing the Tree of Life of Gentianales: an update from the Plant and Fungal Trees of Life (PAFTOL) project and related research initiatives [PDF]

open access: yes, 2023
The tree o f life is a fundamental scientific knowledge for the exploration, prediction, and application o f the properties o f life on Earth. From the identification o f species new to Science to the discovery o f novel biomolecules or crops, the ...
Negrão, R.
core  

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