References

  • X

  • Xera Plants (2021 onwards) Plant Catalog [link] (accessed 2021-10-12)
  • Xia, G. et al. (2018) A New Carya cathayensis Cultivar ‘Zhelinshan 3’ in Acta Horticulturae Sinica 45:3 603-4 [link] (accessed 2019-11-26)
  • Xia, N. & Gadek, P.A. (2007) 6. KOELREUTERIA Laxmann, Novi Comment. Acad. Sci. Imp. Petrop. 16: 562. 1772. 12 9-10 in Flora of China
  • Xia, N.H., Liu, Y.H. & Nooteboom, H.P. (2008) Magnoliaceae in Wu, Z.Y., Raven, P.H. & Hong, D.Y. (eds) Flora of China: Menispermaceae through Capparaceae 7 48–91, Science Press/Missouri Botanical Gardens Press, Beijing/St Louis
  • Xia, N., Johnson, L.A.S. & Wilson, K.L. (1999) Casuarinaceae in Wu, Z.-Y. & Raven, P.H. (eds) Flora of China: Cycadaceae through Fagaceae 4 106–107, Science Press/Missouri Botanical Gardens Press, Beijing/St Louis
  • Xia, Z., Wen, J. & Gao, Z. (2019) Does the Enigmatic Wightia Belong to Paulowniaceae (Lamiales)? in Frontiers in Plant Science [link] (accessed 2022-08-17)
  • Xiang, C.-B. & Lowry, P.P. (2007) Araliaceae in Wu, Z.-Y., Raven, P.H. & Hong, D.-Y. (eds) Flora of China: Clusiaceae through Araliaceae 13 435–491, Science Press/Missouri Botanical Gardens Press, Beijing/St Louis
  • Xiang, Q. & Li, J. (2005) Derivation of Xanthocyparis and Juniperus from within Cupressus: evidence from sequences of nrDNA internal transcribed spacer region in Harvard Papers in Botany 9 375–382.
  • Xiang, Q.-P. et al. (2002) Thuja sutchuenensis: a rediscovered species of the Cupressaceae in Botanical Journal of the Linnean Society 139 305–310
  • Xiang, Q-P. et al. (2015) Phylogenetic relationships, possible ancient hybridization, and biogeographic history of Abies (Pinaceae) based on data from nuclear, plastid, and mitochondrial genomes in Molecular Phylogenetics and Evolution 82 1-14
  • Xiang, Q-P. et al. (2018) New infrageneric classification of Abies in light of molecular phylogeny and high diversity in western North America in Journal of Systematics and Evolution 56:5 562-572
  • Xiang, Q.-Y. (1987) A Neglected Character of Cornus L. s. 1. with Special Reference to a New Subgenus—Sinocornus Q. Y. Xiang in Journal of Systematics and Evolution 25:2 125-131
  • Xiang, Q.-Y. & Boufford, D.E. (2005) Cornaceae in Wu, Z.-Y., Raven, P.H. & Hong, D.-Y. (eds) Flora of China: Apiaceae through Toricelliaceae 14 206–221, Science Press/Missouri Botanical Gardens Press, Beijing/St Louis
  • Xiang, Q.-Y. et al. (1993) Phylogenetic Relationships of Cornus L. Sensu Lato and Putative Relatives Inferred from rbcL Sequence Data in Annals of the Missouri Botanical Garden 80:3 723-734
  • Xiang, Q.-Y. et al. (1996) Phylogenetic relationships in Cornus based on chloroplast DNA restriction sites: implications for biogeography and character evolution in Systematic Botany 21 515-534
  • Xiang, Q.-Y. et al. (2006) Species level phylogeny of the genus Cornus (Cornaceae) based on molecular and morphological evidence—implications for taxonomy and Tertiary intercontinental migration in Taxon 55:1 9-30
  • Xiang, Q.-Y., Shui, Y.-M. & Murrell, Z. (2003) Cornus eydeana (Cornaceae), A New Cornelian Cherry from China–Notes on Systematics and Evolution in Systematic Botany 28:4 757-764
  • Xiang, Q.-Y., Shui, Y.-M. & Murrell, Z.E. (2003) Cornus eydeana (Cornaceae), a new Cornelian cherry from China: notes on systematics and evolution in Systematic Botany 28 757–764
  • Xiang, Q.-Y., Soltis, D. E. & Soltis, P. S. (1998) Phylogenetic relationships of Cornaceae and close relatives inferred from matK and rbcL sequences. in American Journal of Botany 85 285-297
  • Xie, M. et al. (2005) European hazelnut in China: present situation and future perspectives in Acta Horticulturae 686 35-40
  • Xiong, B. et al. (2020) Population genetic structure and variability in Lindera glauca (Lauraceae) indicates low levels of genetic diversity and skewed sex ratios in natural populations in mainland China. in PeerJ 8 e8304 [link] (accessed 2023-05-02)
  • Xu, L. & Choi, B.-H. (2010) Corethrodendron Fischer & Basiner in Wu, Z.Y., Raven, P.H. & Hong, D.Y. (eds) Flora of China 10 512-514, Science Press / Missouri Botanical Garden Press, Beijing / St Louis [link] (accessed 2023-03-14)
  • Xu, L. & Podlech, D. (2010) Astragalus Linnaeus in Wu, Z.Y., Raven, P.H. & Hong, D.Y. (eds) Flora of China 10 328–453, Science Press & Missouri Botanical Garden Press, Beijing & St. Louis [link] (accessed 2023-02-16)
  • Xu, T.-Z. et al. (2008) Aceraceae in Wu, Z.-Y., Raven, P.H. & Hong, D.-Y. (eds) Flora of China: Oxalidaceae through Aceraceae 11 515–553, Science Press/Missouri Botanical Gardens Press, Beijing/St Louis