Results 191 to 200 of about 43,275 (302)

Auto‐Downregulation of the Florigen FT Production Prevents Precocious Flowering in Plants

open access: yesAdvanced Science, Volume 13, Issue 55, 5 October 2026.
This study shows that the leaf vein‐expressed FD complexes with the florigen FT to bind DNA motifs in FT promoter, which antagonizes CONSTANS‐mediated FT activation to feedback down‐regulate FT expression. This prevents an excessive induction of FT expression by inductive photoperiods, thereby precluding precocious transition to flowering in ...
Shu Tian, Xiao Luo, Bowen Cui, Yuehui He
wiley   +1 more source

DNA metabarcoding reveals key floral resources for native pollinators in post‐fire landscapes

open access: yesEcological Applications, Volume 36, Issue 7, October 2026.
Abstract Wildfires are a natural disturbance in dry ponderosa pine forest ecosystems, and are increasing in frequency and severity across western North America. The effects of wildfire on biotic and abiotic conditions have important implications for higher trophic levels, including native bees. We sought to quantify the responses of flowering plants to
Autumn Maust   +3 more
wiley   +1 more source

Trimerous magnoliid flowers with a unique set of floral and pollen traits from the Late Cretaceous of Southern Bohemia (Czech Republic). [PDF]

open access: yesNew Phytol
Wu X   +7 more
europepmc   +1 more source

Complete Chloroplast Genomes of Five Ulmus pumila Cultivars: Comparative Analysis, Evolutionary Dynamics, and Germplasm Authentication Implications

open access: yesEcology and Evolution, Volume 16, Issue 10, October 2026.
We sequenced and characterized the complete chloroplast genomes of five Ulmus pumila cultivars, which possess typical circular quadripartite structures (159,391–159,769 bp, 35.47%–35.56% GC) encoding 131–133 genes and identified abundant SSRs, long repeats, and core hypervariable molecular markers (trnH‐GUG_psbA, ndhF_rpl32), while IR boundary and ...
Ning Wang   +8 more
wiley   +1 more source

The Future of Native Bees in Australia Under Environmental and Anthropogenic Change

open access: yesEcology and Evolution, Volume 16, Issue 10, October 2026.
Bees are considered one of the most important and abundant pollinators across the globe, yet they are under threat from anthropogenic activities such as land‐clearing, urbanisation, agricultural activities, pesticide use, non‐native flora and fauna introductions, disruption of natural fire regimes, pollution and climate change, among others.
Scarlett R. Howard, Kit S. Prendergast
wiley   +1 more source

Artificial Light at Night Alters Both of Nocturnal and Diurnal Pollination Networks in Alpine Meadows

open access: yesEcology and Evolution, Volume 16, Issue 10, October 2026.
Artificial light at night (ALAN) affects plant–pollinator interactions through taxon‐specific changes in pollinator visitation. Reduced Lepidoptera visitation restructures nocturnal pollination networks by decreasing nestedness and increasing modularity, whereas shifts in daytime pollinator assemblages increase connectance in diurnal pollination ...
Ningna Lu   +7 more
wiley   +1 more source

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