Allium stearnii 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Liliopsida Liliales Alliaceae

Scientific Name: Allium stearnii Pastor & Valdés
Allium paniculatum ssp. stearnii (Pastor & Valdés) O. Bolòs, Masalles & Vigo
Taxonomic Notes: Allium stearnii Pastor & Valdés is a tertiary wild relative of a number of crops in the allium group, including onion (A. cepa L.), Welsh onion (A. fistulosum L.), leek (A. porrum L.), garlic (A. sativum L.) and chives (A. schoenoprasum L.).

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2011
Date Assessed: 2010-04-13
Assessor(s): Draper Munt, D.
Reviewer(s): Nieto, A. & Kell, S.P.
Contributor(s): Kell, S.P.

Allium stearnii is assessed as Least Concern because it is relatively widespread in the Iberian Peninsula, is presumed to have a relatively large population size, and because it is unlikely to be declining fast enough to qualify for listing in a more threatened category.

Geographic Range [top]

Range Description:A. stearnii is endemic to the south, centre and east of the Iberian Peninsula (Aedo in prep.).
Countries occurrence:
Portugal (Portugal (mainland)); Spain (Spain (mainland))
Additional data:
Lower elevation limit (metres):350
Upper elevation limit (metres):800
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is widespread in Spain and localized in Portugal.
Current Population Trend:Unknown
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:It is found in herb communities, in arable land and on roadsides (Aedo in prep.).

Use and Trade [top]

Use and Trade: A. stearnii is a tertiary wild relative of and potential gene donor to a number of crops in the allium group, including onion (A. cepa), Welsh onion (A. fistulosum), leek (A. porrum), garlic (A. sativum) and chives (A. schoenoprasum).

Threats [top]

Major Threat(s): Changes in land use is the major threat to this species.

Conservation Actions [top]

Conservation Actions: No germplasm accessions of A. stearnii are reported by EURISCO to be held in European genebanks (EURISCO Catalogue 2010). A review of the ex situ conservation status of this species is required and germplasm collection and duplicated ex situ storage should be carried out as necessary.

It occurs in protected areas.

Citation: Draper Munt, D. 2011. Allium stearnii. The IUCN Red List of Threatened Species 2011: e.T172248A6856911. . Downloaded on 22 September 2017.
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