Peninsular Onion (Allium peninsulare var. franciscanum)

Global Rank: T1 - Critically Imperiled
Legal Status: N/A
Family: Liliaceae
State: CA
Nature Serve ID: 151498
Lifeform: Forb/herb
Date Inducted in National Collection: 12/23/2021

Description:

Where is Peninsular Onion (Allium peninsulare var. franciscanum) located in the wild?

Distribution:

Endemic to California. Less than 20 extant occurrences but the number could be far less depending on whether plants are found at extant occurrences. Highly threatened by development in the bay area. Threatened by trampling and maintenance in park areas. (NatureServe 2022)

States & Provinces:

Peninsular Onion can be found in California

Which CPC Partners conserve Peninsular Onion (Allium peninsulare var. franciscanum)?

California Native Plant Society

Not Sponsored

Assigned 12/23/21

California Botanic Garden

Not Sponsored

Assigned 12/23/21

CPC's Plant Sponsorship Program provides long term stewardship of rare plants in our National Collection. We are so grateful for all our donors who have made the Plant Sponsorship Program so successful. We are in the process of acknowledging all our wonderful plant sponsorship donors on our website. This is a work in progress and will be updated regularly.

Conservation Actions

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Peninsular Onion (Allium peninsulare var. franciscanum) Characteristics

Nomenclature

Taxon	Allium peninsulare var. franciscanum
Authority	McNeal & Ownbey
Family	Liliaceae
CPC Number	47183
ITIS	530999
USDA	ALPEF
Duration	Perennial
Common Names	San Francisco onion
Associated Scientific Names	Allium peninsulare var. franciscanum
Distribution	Endemic to California. Less than 20 extant occurrences but the number could be far less depending on whether plants are found at extant occurrences. Highly threatened by development in the bay area. Threatened by trampling and maintenance in park areas. (NatureServe 2022)

State Rank

State	State Rank
California	S1

Ecological Relationships

Photos

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