Xiang‐Qin Yu

ORCID: 0000-0001-5245-343X
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About
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Research Areas
  • Plant and Fungal Species Descriptions
  • Plant Diversity and Evolution
  • Plant and animal studies
  • Genetic diversity and population structure
  • Genomics and Phylogenetic Studies
  • Alkaloids: synthesis and pharmacology
  • Plant Pathogens and Fungal Diseases
  • Ecology and Vegetation Dynamics Studies
  • Ginger and Zingiberaceae research
  • Phytochemistry and Biological Activities
  • Plant Toxicity and Pharmacological Properties
  • Mycorrhizal Fungi and Plant Interactions
  • Forest, Soil, and Plant Ecology in China
  • Botanical Studies and Applications
  • Evolution and Paleontology Studies
  • African Botany and Ecology Studies
  • Chromosomal and Genetic Variations
  • Biological Control of Invasive Species
  • Environmental Quality and Pollution
  • Species Distribution and Climate Change

Kunming Institute of Botany
2017-2025

Chinese Academy of Sciences
2017-2024

Kunming University
2023

Xishuangbanna Tropical Botanical Garden
2011-2023

University of Chinese Academy of Sciences
2011

Anhui Science and Technology University
2004

Subtropical evergreen broadleaved forests (EBLFs) inhabit large areas of East Asia. Although paleovegetation reconstructions have revealed that the subtropical EBLFs existed in Southwest China during Miocene, historical construction these remains poorly known. Here, we used tea family (Theaceae), a characteristic component EBLFs, to gain new insights into assembly this important biome. Using robust phylogenetic framework Theaceae based on plastome and nuclear ribosomal DNA sequence data,...

10.1111/nph.14683 article EN New Phytologist 2017-07-11

Theaceae, with three tribes, nine genera and more than 200 species, are of great economic ecological importance. Recent phylogenetic analyses based on plastomic data resolved the relationships among tribes intergeneric within two those tribes. However, generic-level largest tribe, Theeae, were not fully resolved. The role putative whole-genome duplication (WGD) events in family possible hybridization Theeae also remain to be tested further.Transcriptomes or low-depth sequencing 57 species as...

10.1093/aob/mcac007 article EN Annals of Botany 2022-01-16

Plastid genome and nuclear ribosomal DNA (nrDNA) arrays, proposed recently as "super-barcodes," might provide additional discriminatory power overcome the limitations of traditional barcoding loci, yet super-barcodes need to be tested for their effectiveness in more plant groups. Morphological homoplasy among Schima species makes genus a model testing efficacy super-barcodes. In this study, we generated multiple data sets comprising standard barcodes (matK, rbcL, trnH-psbA, nrITS) (plastid...

10.1111/1755-0998.13683 article EN Molecular Ecology Resources 2022-07-05

The evergreen versus deciduous leaf habit is an important functional trait for adaptation of forest trees and has been hypothesized to be related the evolutionary processes component species under paleoclimatic change, potentially reflected in dynamic history broadleaved forests (EBLFs) East Asia. However, knowledge about shift with impact change using genomic data remains rare. Here, we focus on Litsea complex (Lauraceae), a key lineage dominant EBLFs, gain insights into how shifted,...

10.1111/mec.16904 article EN Molecular Ecology 2023-02-27

Abstract Background The era of high throughput sequencing offers new paths to identifying species boundaries that are complementary traditional morphology-based delimitations. De novo delimitation using or DNA super-barcodes serve as efficient approaches recognizing putative (molecular operational taxonomic units, MOTUs). Tea plants ( Camellia sect. Thea ) form a group morphologically similar with significant economic value, providing the raw material for tea, which is most popular...

10.1186/s12870-024-04882-3 article EN cc-by BMC Plant Biology 2024-03-11

, with 150-170 species, is the second largest and perhaps most taxonomically challenging genus within subfamily Lamioideae (Lamiaceae). With about 60 China one of three major biodiversity centers

10.1016/j.pld.2024.04.011 article EN cc-by-nc-nd Plant Diversity 2024-04-29

The monotypic genus Pseudomarrubium is perhaps the most poorly understood taxon within subfamily Lamioideae (Lamiaceae). While advances in molecular phylogenetics have clarified phylogeny and taxonomy of Lamioideae, systematic placement remains unclear, as it has never been tested using phylogenetic analyses due to an inaccessibility plant material. In this study, we used high-throughput next-generation sequencing infer based on old herbarium collections well silica-dried leaves....

10.1016/j.cpb.2023.100300 article EN cc-by-nc-nd Current Plant Biology 2023-09-01

Abstract Aim The relationships between biome shifts and global environmental changes in temperate zone habitats have been extensively explored; yet, the historical dynamics of taxa found tropical rain forest (TRF) remain poorly known. This study aims to reconstruct through patterns biogeography a pantropical family monocots, Zingiberaceae. Location Global. Taxon Methods We sampled DNA sequences (nrITS, trn K, L‐ F psb A‐ H) from GenBank for 77% genera, including 30% species, Global fossil...

10.1111/jbi.14386 article EN Journal of Biogeography 2022-05-18

Genome skimming has dramatically extended DNA barcoding from short fragments to next generation barcodes in plants. However, conserved markers, including complete plastid genome and nuclear ribosomal (nrDNA) sequences, are inadequate for accurate species identification. Skmer, a recently proposed approach that estimates genetic distances among based on unassembled skims, been effectively improve discrimination rate. In this study, we used Skmer identify genomic skims of 47 individuals...

10.1016/j.pld.2024.06.003 article EN cc-by-nc-nd Plant Diversity 2024-06-21

Camellia mingii is a recently described and critically endangered new species from Southeast Yunnan Province, China. Genetic information of C. would provide guidance for the conservation this wild yellow camellia. Here, we reported characterized its complete chloroplast (cp) genome using Illumina pair-end sequencing data. The total size was 156,806 bp, including inverted repeats (IRs) 26,020 separated by large single copy (LSC) small (SSC) 86,536 18,230 respectively. A 132 genes, 37 tRNA,...

10.1080/23802359.2019.1596765 article EN cc-by Mitochondrial DNA Part B 2019-01-02

Microsatellite loci were isolated and characterized for a worldwide invasive weed Chromolaena odorata (Asteraceae) to elucidate the population genetic structure history. •A total of 14 microsatellite primer pairs developed using Fast Isolation by AFLP Sequences Containing repeats (FIASCO) protocol, their polymorphism was assessed in two natural populations C. from Mexico Trinidad Tobago. Eleven showed eight these successfully amplified Ageratina adenophora, another related odorata. •These...

10.3732/ajb.1100169 article EN American Journal of Botany 2011-08-25

Camellia crassicolumna (Theaceae) was described as an endemic species to southeastern Yunnan, China. In the most recent monograph of Camellia, seven names, including C. crispula, atrothea, makuanica, haaniensis, purpurea, rotundata, and var. shangbaensis, were listed heterotypic synonyms crassicolumna. Our examination related specimens reveals that statement ‘ovariis pilosis’ in protologue is incongruent with its type whose ovaries are glabrous. The morphological traits resemble kwangsiensis...

10.11646/phytotaxa.595.1.8 article EN Phytotaxa 2023-05-02

Camellia rostrata S.X.Yang & S.F.Chai is described and illustrated as a new species from Guangxi, China. It morphologically closest to C. debaoensis R.C.Hu Y.Q.Liufu, but can be easily distinguished by its abaxially glabrous leaf surface, 1.0−1.5(−2.0) cm long pedicel, powdery puberulent inner surface of bracteoles, sepals, petals, sparsely pubescent filaments base, triangle globose or ellipsoid capsule with pointed beak. The conservation status this was assessed Critically Endangered (CR).

10.11646/phytotaxa.459.1.6 article EN Phytotaxa 2020-09-09

Camellia luteocalpandria, a new species is described and illustrated from Yunnan, China. This the first discovery of sect. Calpandria in It can be easily distinguished other two section by its yellow flower, bracteoles sepals glabrous adaxially, filament 1-whorled all united without free or partly inside tube. The assessed to Critically Endangered (CR) according IUCN categories criteria.

10.11646/phytotaxa.489.2.11 article EN Phytotaxa 2021-03-04

The complete chloroplast genome sequence of Roscoea humeana (Zingiberaceae), an alpine ginger in the Hengduan Mountains, China is reported this study. 160,288 base pairs (bp) length, containing two inverted repeat (IRa and IRb) regions 26,852 bp, which was separated by a small single-copy region 18,788 bp large 87,796 bp. overall GC contents plastid were 36.1%. In total, 116 unique genes annotated they consisted 82 protein-coding genes, 30 tRNA four rRNA genes. Phylogenetic analysis based on...

10.1080/23802359.2019.1598795 article EN cc-by Mitochondrial DNA Part B 2019-01-02

Abstract Theaceae, with three tribes and nine genera, is a family of great economic ecological importance. Recent phylogenetic analyses based on plastid genome resolved the relationship among intergeneric relationships within Gordonieae Stewartieae. However, generic level largest tribe Theeae were not fully potential hybridization genera revealed previously also remains to be tested further. Here we conducted comprehensive phylogenomic study Theaceae transcriptomes low-depth whole-genome...

10.1101/2021.03.26.437128 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2021-03-28

Laplacea alpestris is a member of the genus Laplacea, which distributes in Central and South America. Genetic information L. would provide guidance for phylogenetic position this species. Here, we reported characterized its complete chloroplast (cp) genome using Illumina pair-end sequencing data. The total size species was 157,211 bp, including inverted repeats (IRs) 26,103 separated by large single copy (LSC) small (SSC) 86,749 18,256 respectively. A 132 genes, 37 tRNA, 8 rRNA, 87...

10.1080/23802359.2020.1837687 article EN cc-by Mitochondrial DNA Part B 2020-07-02

Camellia renshanxiangiae is the first reported camellias with hairy anthers, which a feature that has been ignored by previous scholars, and also occurs in C. punctata. Since no substantial differences between punctata were found, former was reduced into latter as heterotypic synonym. In addition, name Thea lectotypified here.

10.11646/phytotaxa.609.2.9 article EN Phytotaxa 2023-08-21
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