Results 41 to 50 of about 1,926 (134)

Arabidopsis thaliana exhibits wide within‐species variation in tolerance to boron limitation and root and shoot trait resilience associate with a pleiotropic locus

open access: yesNew Phytologist, Volume 248, Issue 5, Page 2444-2465, December 2025.
Summary To improve plant tolerance to suboptimal availability of the micronutrient boron (B), it is crucial to understand the mechanisms plants have evolved to tolerate B‐limited conditions. We assessed temporal physiological, ionomic and molecular responses to B deficiency across 185 Arabidopsis thaliana accessions grown in soil‐substrate in an ...
Thomas D. Alcock   +8 more
wiley   +1 more source

A new species of Oxypetalum (Apocynaceae: Asclepiadoideae) from Santa Catarina, Brazil [PDF]

open access: yes, 2017
Sobre la base de un ejemplar de herbario recolectado a 1100 m.s.n.m., en el estado de Santa Catarina, Brasil, se describe e ilustra una nueva especie del género Oxypetalum R. Br. (Apocynaceae).
Funez, Luis A., Keller, Hector Alejandro
core   +2 more sources

Unlocking grass leaf development: foundations for tunable cereal design

open access: yesNew Phytologist, Volume 248, Issue 4, Page 1655-1676, November 2025.
Summary The grass leaf plays a critical role in global food security, generating the carbon stores in cereal grains, which provide > 50% of global calories. As the global population grows, there is an urgent need to increase food production using fewer resources and to develop more resilient agricultural systems to withstand variable climate conditions
Trisha McAllister   +3 more
wiley   +1 more source

Caracterização morfológica dos tricomas foliares e caulinares de duas espécies de Lamiaceae conhecidas popularmente como “falso-boldo” - DOI: 10.4025/actascibiolsci.v29i2.445

open access: yesActa Scientiarum: Biological Sciences, 2007
As descrições morfoanatômicas das espécies vegetais, com finalidade medicamentosa, são necessárias para embasar as análises de controle de qualidade nos laboratórios de farmacognosia, tendo este estudo o objetivo de analisar duas espécies de Lamiaceae ...
Maria Auxiliadora Milaneze-Gutierre   +3 more
doaj   +1 more source

Resistência de genótipos de tomateiro a Bemisia tabaci mediada por tricomas glandulares e acilaçúcares. [PDF]

open access: yes, 2018
Foram avaliados genótipos de tomateiro oriundos do cruzamento de Solanum lycopersicum L e Solanum pimpinellifolium L visando encontrar fontes de resistência à mosca-branca.Suplemento. Trabalho apresentado no 52.
FONSECA, M. E. N.   +4 more
core  

Novedades en Centronia y Meriania (Merianieae, Melastomataceae) y revisión taxonómica de Meriania grupo brachycera [PDF]

open access: yes, 2012
[EN]A historical review, the circumscription problems and nomenclatural changes based upon a phylogenetic morphological analysis of the genus Centronia are presented.
Fernández Alonso, José Luis   +1 more
core   +1 more source

X‐ray micro‐CT imaging to study foliar water uptake mechanisms in plants with contrasting leaf topography

open access: yesNew Phytologist, Volume 248, Issue 2, Page 656-671, October 2025.
Summary Formation of an aqueous continuum from the leaf surface to the sub‐stomatal cavity is a key process, affecting the foliar entry of solutes, particles, and pathogens. However, the factors controlling the transition from a water droplet to the formation of a continuous water film remain poorly understood.
Max Frank   +8 more
wiley   +1 more source

Anatomia foliar de Richterago Kuntze (Mutisieae, Asteraceae) Leaf anatomy of Richterago Kuntze (Mutisieae, Asteraceae)

open access: yesActa Botânica Brasílica, 2004
A estrutura interna da folha de espécies de Richterago mostrou-se bastante variável em relação à organização do mesofilo e à distribuição dos estômatos. Como caráter de valor taxonômico, apenas o tipo de tricoma tector foi utilizado nas relações entre R.
Gladys Flávia de A. Melo-de-Pinna
doaj   +1 more source

How the diversity in digestion in carnivorous plants may have evolved

open access: yesNew Phytologist, Volume 247, Issue 6, Page 2581-2590, September 2025.
Summary Carnivorous plants secrete digestive enzymes for prey degradation. Although carnivorous plants have a polyphyletic origin and evolved several times independently, they surprisingly co‐opted similar digestive enzymes during convergent evolution.
Andrej Pavlovič
wiley   +1 more source

A new quantitative classification of ecological types in the bromeliad genus Tillandsia (Bromeliaceae) based on trichomes

open access: yesRevista de Biología Tropical, 2008
Using collection specimens, we measured the density and wing area of trichomes in 37 species of the bromeliad genus Tillandsia, specifically the abaxial proximal, abaxial distal, adaxial proximal and adaxial distal parts of the leaf.
Mosti Stefano   +2 more
doaj  

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