Taxon: Allium porrum L.

• or A. ampeloprasum Leek Group
• a rejected, heterotypic synonym (Vienna ICBN Art. 14.4 & App. IV) of A. ampeloprasum L., nom. cons.

See also subordinate taxa:

• Allium porrum var. sectivum (no accessions)

Common names:

• leek   (Source: World Econ Pl ) – English
  
• pearl onion   (Source: Mansf Ency [as A. ampeloprasum Pearl-Onion Group]) – English   [Allium porrum var. sectivum]
  
• perleleg   (Source: Mansf Ency [as A. ampeloprasum Pearl-Onion Group]) – Danish   [Allium porrum var. sectivum]
  
• poireau   (Source: Rev sect Allium 70.) – French
  
• Lauch   (Source: Dict Rehm ) – German
  
• Perlzwiebel   (Source: Zander ed17 ) – German   [Allium porrum var. sectivum]
  
• Porree   (Source: Dict Rehm ) – German
  
• Winter-Lauch   (Source: Zander ed17 ) – German
  
• porro   (Source: Dict Rehm ) – Italian
  
• alho-porró   (Source: Dict Rehm ) – Portuguese
  
• ajo porro   (Source: Dict Rehm ) – Spanish
  
• puerro   (Source: Dict Rehm ) – Spanish
  
• poro   (Source: Dicc Real Acad ) – Spanish (Latin America)
  

More:

see MMPND for additional names in foreign scripts

Economic importance:

• Food additives: flavoring   (fide Food Feed Crops US)
  
• Human food: vegetable   (fide Rev sect Allium 70. 1996)
  
• Gene sources: tertiary genetic relative of garlic   (fide Theor Appl Genet 107:4. 2003)
  

More:

View ethnobotanical data from Duke's Phytochemical and Ethnobotanical Databases

Distributional range:

• only cultivated, possible origin e. Mediterranean region

References:

• Bonnet, B. 1976. Le poireau (Allium porrum L.): aspects botaniques et agronomiques. Revue bibliographique. Saussurea 7:121–155.
• Brewster, J. L. 1994. Onions and other vegetable alliums. Crop Prod. Sci. Hort. 3:11. [= A. ampeloprasum Porrum Group].
• Brummitt, R. K. 1999. Report of the Committee for Spermatophyta: 48. Taxon 48:362–363. [conservation proposal recommended].
• Davis, P. H., ed. 1965–1988. Flora of Turkey and the east Aegean islands. (F Turk)
• Erhardt, W. et al. 2002. Zander: Handwörterbuch der Pflanzennamen, 17. Auflage. (Zander ed17)
• Facciola, S. 1990. Cornucopia, a source book of edible plants. (Cornucopia) [= A. ampeloprasum Porrum Group].
• Fritsch, R. M. & N. Friesen. 2002. Chapter 1. Evolution, domestication and taxonomy. In: Rabinowitch, H. D. & L. Currah (Eds.), Allium Crop Science: Recent Advances 23. [as a hexaploid, seed sterile A. ampeloprasum].
• Hanelt, P. 1996. (1258) Proposal to conserve the name Allium ampeloprasum against A. porrum (Liliaceae). Taxon 45:691–692.
• Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening. (Dict Gard)
• Komarov, V. L. et al., eds. 1934–1964. Flora SSSR. (F USSR)
• Liberty Hyde Bailey Hortorium. 1976. Hortus third. (Hortus 3) [= A. ampeloprasum Porrum Group].
• Mansfeld, R. 1959. Die Kulturpflanze, Beiheft 2. (Mansfeld)
• Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2. (Food Feed Crops US)
• Mathew, B. 1996. A review of Allium sect. Allium. (Rev sect Allium) [recognizes this taxon with tetraploid (4x=32) & hexaploid (6x=48) populations].
• Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) - on-line resource. (Pl Names)
• Real Academia Española. Diccionario de la lengua española (Dicc Real Acad)
• Rehm, S. 1994. Multilingual dictionary of agronomic plants. (Dict Rehm)
• Ricroch, A. et al. 2005. Evolution of genome size across some cultivated Allium species. Genome 48:511–520. [this study reports a tetraploid accession of this taxon with a genome size of 12.7 pg].
• Smith, B. M. & T. C. Crowther. 1995. Inbreeding depression and single cross hybrids in leek (Allium ampeloprasum subsp. porrum). Euphytica 86:87–94. [indicates that this tetraploid taxon (4x=32) has an open pollination system with 20% of self pollination].
• Stearn, W. T. 1944. Notes on the genus Allium in the Old World. Herbertia 11:11–34.
• Tutin, T. G. et al., eds. 1964–1980. Flora europaea. (F Eur)
• Walters, S. M. et al., eds. 1986–. European garden flora. (Eur Gard F)
• Yanagino, T. et al. 2003. Production and characterization of an interspecific hybrid between leek and garlic. Theor. Appl. Genet. 107:1–5. [cultivated plant material was used as maternal progenitor of hybrids with A. sativum, one hybrid was obtained through ovary culture, and meristermatic cultured provided 3 plants].

More:

Search AGRICOLA article citation database for citations referencing Allium porrum.

Search NCBI's Entrez search engine for PubMed citations referencing Allium porrum. Note: Defaults to a search by genus or species epithet if species binomial not found.

Synonyms:

• (≡) Allium ampeloprasum var. porrum (L.) J. Gay
  

Check other databases for Allium porrum L.:

• Flora Europaea: Database of European Plants (ESFEDS)
• Mansfeld: Mansfeld's World Database of Agricultural and Horticultural Crops
• 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.
  Note: Defaults to a search by genus or species epithet if species binomial not found.

Images:

• Seeds or fruits: Seed ID Workshop image, from Department of Horticulture and Crop Science, Ohio State University

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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