Search / Plant Profile / Hesperolinon congestum

Plant Profile

Marin Western Flax (Hesperolinon congestum)

Global Rank: G1 - Critically Imperiled
Legal Status: Federally Threatened
Family: Linaceae
State: CA
Nature Serve ID: 133531
Lifeform: Forb/herb
Date Inducted in National Collection:

Description:

heerbaceiou annual of the flax family

Where is Marin Western Flax (Hesperolinon congestum) located in the wild?

Habitat:

found in serpentine chaparral or serpentine bunchgrass

Distribution:

States & Provinces:

Marin Western Flax can be found in California

Which CPC Partners conserve Marin Western Flax (Hesperolinon congestum)?

California Botanic Garden

Not Sponsored

Conservation Actions

Assigned 06/09/17

University of California Botanical Garden

Not Sponsored

Conservation Actions

Assigned 12/07/23

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

09/01/2020

Based on an September 2020 extract of the California Plant Rescue Database, University of California Botanical Garden holds 1 accessions of Hesperolinon congestum in orthodox seed collection. We are uncertain as to how many total seeds are in this collection.

09/01/2020

Based on an September 2020 extract of the California Plant Rescue Database, California Botanic Garden holds 3 accessions of Hesperolinon congestum in orthodox seed collection. There are as many as 3802 seeds of this species in their collection - although some may have been used for curation testing or sent to back up.

08/05/2020

Based on an August 2020 extract of the California Plant Rescue Database, University of California Botanical Garden has collected 1 seed accessions of Hesperolinon congestum from 1 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass an unknown number of maternal plants

08/05/2020

Based on an August 2020 extract of the California Plant Rescue Database, California Botanic Garden has collected 1 seed accessions of Hesperolinon congestum from 1 plant occurrences listed in the California Natural Diversity Database. These collections together emcompass an unknown number of maternal plants

01/01/2010

residential and recreational development, foot traffic and comptition with non-native species

01/01/2010

five populations on the Tiburon Peninsula, three populations on Carson Ridge, two populations on Mt. Burdell Open Space, one population on Big Rock two extant populations known from the Presidio in San Francisco Co. San Mateo Co. contains frou locations