Santa Barbara Island Buckwheat (Eriogonum giganteum var. compactum)

Photo Credit: Steve Matson

Global Rank: T2 - Imperiled
Legal Status: N/A
Family: Polygonaceae
State: CA
Nature Serve ID: 140085
Lifeform: Subshrub, Shrub
Date Inducted in National Collection:

Description:

Eriogonum giganteum var. compactum is a small shrub, less than 100 cm tall, with leathery, white-woolly, ovate leaves and generally dense clusters of white to rose flowers with a 2-2.5 mm perianth. [NatureServe]

Where is Santa Barbara Island Buckwheat (Eriogonum giganteum var. compactum) located in the wild?

Habitat:

Eriogonum giganteum var. compactum is found in the coastal sage and chaparral habitat.

Distribution:

Endemic to California, Eriogonum giganteum var. compactum is known from seven extant occurrences (five observed as of 1998) on Santa Barbara Island, California. [NatureServe]

States & Provinces:

Santa Barbara Island Buckwheat can historically be found in California

Which CPC Partners conserve Santa Barbara Island Buckwheat (Eriogonum giganteum var. compactum)?

California Botanic Garden

Not Sponsored

Assigned 06/09/17

Santa Barbara Botanic Garden

Not Sponsored

Assigned 06/13/17

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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Santa Barbara Island Buckwheat (Eriogonum giganteum var. compactum) Characteristics

Nomenclature

Taxon	Eriogonum giganteum var. compactum
Authority	Dunkle
Family	Polygonaceae
CPC Number	1722
ITIS	527992
USDA	ERGIC
Duration	Perennial
Common Names	Santa Barbara Island Buckwheat \| Santa Barbara Island Giant Buckwheat
Associated Scientific Names	Eriogonum giganteum S. Watson subsp. compactum \| Eriogonum giganteum var. compactum \| Eriogonum giganteum ssp. compactum \| Eriogonum formosum var. compactum \| Eriogonum giganteum subsp. compactum
Distribution	Endemic to California, Eriogonum giganteum var. compactum is known from seven extant occurrences (five observed as of 1998) on Santa Barbara Island, California. [NatureServe]

State Rank

State	State Rank
California	S2

Ecological Relationships

Photos

Photo Credit: Steve Matson

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