Seed dormancy cycling: A driver of germination timing in a facultative winter annual
Available online 27 May 2025
Timing of seed germination is critical for survival of annual plants in seasonal climates. We tested the hypothesis that seeds of the winter annual species Cardamine impatiens (Brassicaceae) “track”...
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RBOHD, GLR3.3, and GLR3.6 cooperatively control wounding hypocotyl-induced systemic Ca2+ signals, jasmonic acid, and glucosinolates in Arabidopsis leaves
Available online 27 May 2025
Ca2+ signaling plays crucial roles in plant stress responses, including defense against insects. To counteract insect feeding, different parts of a plant deploy systemic signaling to communicate and...
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Phylogenomic insights into Adenophora and its allies (Campanulaceae): Revisiting generic delimitation and hybridization dynamics
Available online 27 May 2025
Hybridization and introgression have long obscured relationships within Adenophora and its relatives, complicating generic delimitation. Leveraging deep genome skimming (DGS) data, we generated a large...
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Ecophysiological transition mediated by hybridization in a hybrid pine species complex
Available online 26 May 2025
Hybridization is a driving force in ecological transitions and speciation, yet direct evidence linking it to adaptive differentiation in natural systems remains limited. This study evaluates the role...
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Genomic insights into the evolutionary history and conservation of the living fossil Tetracentron sinense
Available online 26 May 2025
Tetracentron sinense is a ‘living fossil’ tree in East Asia. Understanding how this ‘living fossil’ responds to climate change and adapts to local environments is critical for its conservation. Here,...
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Climate change impacts on Rhododendron diversity: Regional responses and conservation strategies in China
Available online 22 May 2025
Over the past century, anthropogenic greenhouse gas emissions have continuously increased global temperature and triggered climate change, significantly impacting species distributions and biodiversity...
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PlastidHub: An integrated analysis platform for plastid phylogenomics and comparative genomics
Available online 22 May 2025
The plastid genome (plastome) represents an indispensable molecular resource for studying plant phylogeny and evolution. Although plastome size is much smaller than that of nuclear genomes, accurately...
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Assessing the contributions of site and species to plant beta diversity in alpine grassland ecosystems
Available online 16 May 2025
Understanding plant diversity within geographical ranges and identifying key species that drive community variation can provide crucial insights for the management of grasslands. However, the contribution...
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New insights into the molecular phylogeny and biogeographical history of Allium subgenus Melanocrommyum (Amaryllidaceae) based on plastome and nuclear sequences
Available online 16 May 2025
Subgenus Melanocrommyum is the second largest subgenus of Allium, with a wide distribution ranging from the Canary Islands to northwestern India. This study investigates the phylogeny, biogeographic...
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Environmental drivers and future distribution of invasive alien plant species in the Gaoligong Mountains, southwestern China
Available online 15 May 2025
Invasive alien plant species (IAPS) pose severe threats to global biodiversity conservation. Effective management of IAPS requires mapping their distribution and identifying the environmental factors...
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Climatic niche divergence and long-distance dispersal contributed to the pantropical intercontinental disjunctions of a liana lineage (Uncaria, Rubiaceae)
Available online 9 May 2025
The formation of pantropical intercontinental disjunction (PID) in plants has generally been attributed to vicariance, boreotropical migration, and long-distance dispersal. However, this pattern has...
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A complex interplay of genetic introgression and local adaptation during the evolutionary history of three closely related spruce species
Available online 6 May 2025
As climate change triggers unprecedented ecological shifts, it becomes imperative to understand the genetic underpinnings of species’ adaptability. Adaptive introgression significantly contributes to...
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Tree-based attributes of large trees more effectively regulate aboveground carbon stock than trait-based ones in temperate deciduous forests
Available online 5 May 2025
In forests, a few large trees (L-trees) versus small–medium trees (S-trees) are often considered the major reservoir of aboveground carbon stock (AGCS). Here, we hypothesize that tree species’ functional...
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Evaluating the utility of deep genome skimming for phylogenomic analyses: A case study in the species-rich genus Rhododendron
Available online 2 May 2025
Deep genome skimming (DGS) has emerged as a promising approach to recover orthologous nuclear genes for large-scale phylogenomic analyses. However, its reliability with low DNA quality and quantity...
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Comparative analysis of multiple hybrid zones of Rhododendron × duclouxii uncovered different potential evolutionary outcomes
Available online 23 April 2025
The study of natural hybridization facilitates our understanding of potential adaptive mechanisms in evolution and the process involved in speciation. In this study, we used multiple data types, including...
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Climate drives patterns of response of recalcitrant embryonic axes of Quercus species to cryopreservation
Available online 16 April 2025
Cryopreservation of partially dried embryonic axes represents the primary approach for long-term preservation of recalcitrant seeds. However, while many seed traits and responses relate to either pre-...
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Multifaceted plant diversity patterns across the Himalaya: Status and outlook
Available online 12 April 2025
Mountains serve as exceptional natural laboratories for studying biodiversity due to their heterogeneous landforms and climatic zones. The Himalaya, a global biodiversity hotspot, hosts rich endemic...
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Multi-disciplinary evidence illuminates the speciation history of a monophyletic yet dimorphic lily group
March 2025
Species boundaries are dynamic and constantly challenged by gene flow. Understanding the strategies different lineages adopt to maintain ecological and genetic distinctiveness requires employing an...
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The chromosome-scale genome of black wolfberry (Lycium ruthenicum) provides useful genomic resources for identifying genes related to anthocyanin biosynthesis and disease resistance
March 2025
The black wolfberry (Lyciumruthenicum; 2n = 2x = 24) is an important medicinal plant with ecological and economic value. Its fruits have numerous beneficial pharmacological activities, especially those...
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Effective palynological diversity indices for reconstructing angiosperm diversity in China
March 2025
The utilization of palynological data for plant diversity reconstructions offers notable advantages in addressing the discontinuity of plant fossils in the stratigraphic record. However, additional...
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Distribution, species richness, and relative importance of different plant life forms across drylands in China
March 2025
Studies on plant diversity are usually based on the total number of species in a community. However, few studies have examined species richness (SR) of different plant life forms in a community along...
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Single-nucleotide polymorphisms and copy number variations drive adaptive evolution to freezing stress in a subtropical evergreen broad-leaved tree: Hexaploid wild Camellia oleifera
March 2025
Subtropical evergreen broad-leaved trees are usually vulnerable to freezing stress, while hexaploid wild Camellia oleifera shows strong freezing tolerance. As a valuable genetic resource of woody oil...
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Backbone phylogeny of Salix based on genome skimming data
March 2025
The genus Salix is a common component of the Northern Hemisphere dendroflora with important ecological and economic value. However, taxonomy and systematics of Salix is extremely difficult and relationships...
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Climate-driven environmental filtering determines hump-shaped elevational pattern of seed plant beta diversity in the central Himalayas
March 2025
Understanding how and why assemblage dissimilarity changes along spatial gradient is a great challenge in ecology, because answers to these questions depend on the analytical types, dimensions, and...
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