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Taxon: Citrus depressa Hayata

Genus: Citrus
Family: Rutaceae
Subfamily: Aurantioideae
Tribe: Aurantieae
Subtribe: Citrinae
Nomen number: 10707
Place of publication: Icon. pl. formos. 8:16. 1919
Link to protologue:
Comment: probably a hybrid derived from Citrus aurantium or C. sinensis
Name Verified on: 06-Nov-1985 by ARS Systematic Botanists.
Accessions: 8 (1 active, 0 available) in National Plant Germplasm System

Distributional Range:


    • EASTERN ASIA: Japan, [Ryukyu Islands] Taiwan

    • NORTHWESTERN PACIFIC: United States [Guam]


    • EASTERN ASIA: Japan [Okinawa]


  1. Carpenter, J. B. & P. C. Reece. 1969. Catalog of genera, species, and subordinate taxa in the orange subfamily Aurantioideae (Rutaceae).
  2. Cornélio, M. T. M. N. et al. 2003. Chromosomal relationships among cultivars of Citrus reticulata Blanco, its hybrids and related species. Pl. Syst. Evol. 240:149-161.
  3. Federici, C. T. et al. 1998. Phylogenetic relationships within the genus Citrus (Rutaceae) and related genera as revealed by RFLP and RAPD analysis. Theor. Appl. Genet. 96:812-822. Note: this study included one sample of Citrus depressa that grouped in one of the three mandarin clusters
  4. Fosberg, F. R. et al. 1979-1982. Geographical checklist of the Micronesian Dicotyledonae/ Pteridophyta and Gymnospermae.
  5. Froelicher, Y. et al. 2011. New universal mitochondrial PCR markers reveal new information on maternal citrus phylogeny. Tree Genet. Genomes 7:49-61. Note: this study examined the origin of cultivated citrus; it included a sample of Citrus depressa; it obtained seven mitotypes, one of which included C. depressa together with other species used as graft stock
  6. Kawaii, S. et al. 1999. Quantitation of flavonoid constituents in Citrus fruits. J. Agric. Food Chem. 47:3565-3571.
  7. Li, H. L. et al., eds. 1975-1979. Flora of Taiwan.
  8. Mitani, N. et al. 2008. Citrus hybrid seedlings reduce initial time to flower when grafted onto shiikuwasha rootstock. Sci. Hort. 116:452-455. Note: this study tested the use of Citrus depressa as a graft stock for several hybrid cultivars of citrus
  9. Nagano, Y. et al. 2014. Characterization of chloroplast matK sequences of Citrus tachibana and Citrus depressa, two indigenous species in Japan. Advances Hort. Sci. 28:95-99.
  10. Nito, N. et al. 2007. Germplasm conservation of indigenous Citrus. Acta Hort. 760:105-108. Note: a cultivar maintained for potential breeding purposes, and considered among traditionally cultivated Citrus in Japan
  11. Penjor, T. et al. 2013. Phylogenetic relationships of Citrus and its relatives based on matK gene sequences. PLoS One 8(4): e62574. Note: this study included eight samples of Citrus depressa, a mandarin species; all accessions grouped in the "mandarin cluster", but six accessions grouped within the main cluster and the other two close to C. tachibana
  12. Personal Care Products Council. INCI
  13. Soneji, J. R. & M. N. Rao. 2011. Chapter 9. Poncirus. Wild crop relatives: genomic and breeding resources, tropical and subtropical fruits 191-202. Note: this review cited hybrids between Citrus depressa × Poncirus trifoliata as a potential graft stock
  14. Swingle, W. T. & P. C. Reece. 1967. The botany of Citrus and its wild relatives. Note: ?Citrus tachibana × C. reticulata
  15. Tanaka, T. 1954. Species problem in Citrus: a critical study of wild and cultivated units of Citrus, based upon field studies in their native homes. Revisio Aurantiacearum. 9:138. Note: Maruzen Co. Ltd, Tokyo.
  16. Walker, E. 1976. Flora of Okinawa and the southern Ryukyu Islands.
  17. Wu Zheng-yi & P. H. Raven et al., eds. 1994-. Flora of China (English edition). Note: = Citrus reticulata Blanco
  18. Yamamoto, M. et al. 2013. Diversity of chloroplast DNA in various mandarins (Citrus spp.) and other Citrus demonstrated by CAPS analysis. J. Jap. Soc. Hort. Sci. 82:106-113.

Check other web resources for Citrus depressa Hayata :

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2019. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?10707. Accessed 19 November 2019.