Taxon: Pyrus calleryana Decne.

Common names:

• Bradford pear   (Source: AH 505 ) – English
  
• callery pear   (Source: Cornucopia ) – English
  
• dou li   (Source: F ChinaEng ) – Transcribed Chinese
  
• mame-nashi   (Source: F Japan ) – Japanese Rōmaji
  
• litet kinapäron   (Source: Vara kulturvaxt namn ) – Swedish
  

More:

see MMPND for additional names in foreign scripts

Economic importance:

• Environmental: ornamental   (fide Dict Gard)
  
• Gene sources: graft stock relative for Asian pear   (fide GenomeMap MolecBreed 4:161. 2007)
  
• Gene sources: graft stock relative for pear   (of historical use, mostly used for grafting ornamental pears fide BioScience 57:957. 2007; although see Fruits 62:22. 2007)
  
• Gene sources: secondary genetic relative of Asian pear   (based on genetic affinities to Pyrus pyrifolia fide Korean J Breed Sci 41:444. 2009)
  
• Gene sources: secondary genetic relative of pear   (based on results of crosses with Pyrus communis fide Bull Torr BC 98:23. 1971)
  
• Gene sources: waterlogging tolerance for Asian pear   (used in Japan as graft stock for Asian pears fide GenomeMap MolecBreed 4:161. 2007)
  
• Materials: wood   (for furniture fide F ChinaEng)
  
• Weed   (fide Castanea 70:20-31. 2005)
  

Distributional range:

• ASIA-TEMPERATE
  China: China - Anhui, Fujian, Guangdong, Guangxi, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi [s.], Shandong, Zhejiang
  Eastern Asia: Korea; Taiwan
• ASIA-TROPICAL
  Indo-China: Vietnam [n.]

• NORTHERN AMERICA
  North America

• also cultivated

References:

• Aldén, B., S. Ryman & M. Hjertson. 2009. Våra kulturväxters namn - ursprung och användning. Formas, Stockholm (Handbook on Swedish cultivated and utility plants, their names and origin).
• Aubréville, A. et al., eds. 1960–. Flore du Cambodge du Laos et du Viet-Nam.
• Barbosa, W. et al. 2007. Asian pear tree breeding for subtropical areas of Brazil. Fruits 62:21–26.
• Challice, J. S. & M. N. Westwood. 1973. Numerical taxonomic studies of the genus Pyrus using both chemical and botanical characters. Bot. J. Linn. Soc. 67:123.
• Chinese Academy of Sciences. 1959–. Flora reipublicae popularis sinicae.
• Culley, T. M. & N. A. Hardiman. 2007. The beginning of a new invasive plant: a history of the ornamental callery pear in the United States. BioScience 57:956–964.
• Culley, T. M. & N. A. Hardiman. 2009. The role of intraspecific hybridization in the evolution of invasiveness: a case study of the ornamental pear tree Pyrus calleryana. Biol. Invas. 11:1107–1119.
• Encke, F. et al. 1984. Zander: Handwörterbuch der Pflanzennamen, 13. Auflage.
• Facciola, S. 1990. Cornucopia, a source book of edible plants.
• Hanelt, P., ed. 2001. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6.
• Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening.
• Itai, A. 2007. Chapter 6. Pear. In: Kole. C., ed., Genome mapping and molecular breeding in plants (7 vols.). 4:157–170.
• Iwatsuki, K. et al. 1993–. Flora of Japan.
• Kang Hee, C. et al. 2009. Analysis of genetic relationship of pear (Pyrus spp.) germplasms using AFLP markers. Korean J. Breed. 41:444–450.
• Lee, Y. N. 1997. Flora of Korea.
• Liberty Hyde Bailey Hortorium. 1976. Hortus third.
• Ohwi, J. 1965. Flora of Japan (Engl. ed.).
• Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
• Teng, Y. 2011. The pear industry in China. Chron. Hort. 51:23–27.
• Terrell, E. E. et al. 1986. Agric. Handb. no. 505.
• Townsend, C. C. & E. Guest. 1966–. Flora of Iraq.
• Tuz, A. S. 1972. K voprosu klassifikatsii roda Pyrus L. (Up-to-date systematics of the genus Pyrus L.). Trudy Prikl. Bot. 46:77.
• Verheij, E. W. M. & R. E. Coronel, eds. 1991. Edible fruits and nuts. In: Faridah Hanum, I. & L. J. G. van der Maesen, eds., Plant Resources of South-East Asia (PROSEA). 2:274.
• Vincent, M. A. 2005. On the spread and current distribution of Pyrus calleryana in the United States. Castanea 70:20–31.
• Walters, S. M. et al., eds. 1986–. European garden flora.
• Westwood, M. N. & H. O. Bjornstad. 1971. Some fruit characteristics of interspecific hybrids and extent of self-sterility in Pyrus. Bull. Torrey Bot. Club 98:22–24.
• Wu Zheng-yi & P. H. Raven et al., eds. 1994–. Flora of China (English edition).
• Yamamoto, T. & E. Chevreau. 2009. Pear genomics. In: Folta, K. M. et al., eds., Genetics and genomics of Rosaceae. 8:163–186.

More:

Search AGRICOLA article citation database for citations referencing Pyrus calleryana.

Search NCBI's Entrez search engine for PubMed citations referencing Pyrus calleryana.

Search Biodiversity Heritage Library for historical publications referencing Pyrus calleryana.

Synonyms:

• (=) Pyrus calleryana f. graciliflora Rehder
  (previously associated with 5 accessions)
• (=) Pyrus calleryana f. tomentella Rehder
  (previously associated with 3 accessions)
• (=) Pyrus kawakamii Hayata
  (previously associated with 1 accession)

Check other web resources for Pyrus calleryana Decne.:

• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• BONAP: North American Plant Atlas of the Biota of North America Program
• Flora of China: Online version from Harvard University
• TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
• Mansfeld: Mansfeld's World Database of Agricultural and Horticultural Crops
• ICRA: International Cultivar Registration Authority (on-line resource). for Pyrus calleryana cultivars
• ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
• AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
• Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.

Images:

• GRIN Images of germplasm accessions.
• Seed: U.S. National Seed Herbarium image

More:

• Check PlantSystematics.org for additional images
• Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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