Suisun Thistle (Cirsium hydrophilum var. hydrophilum)

Global Rank: T1 - Critically Imperiled
Legal Status: Federally Endangered
Family: Asteraceae
State: CA
Nature Serve ID: 161085
Lifeform: Forb/herb
Date Inducted in National Collection:

Description:

Where is Suisun Thistle (Cirsium hydrophilum var. hydrophilum) located in the wild?

Habitat:

salt water or brackish tidal marshes fringing San Pablo and Suisun Bays in the San Francisco Bay area of northern California

Distribution:

States & Provinces:

Suisun Thistle can historically be found in California

Which CPC Partners conserve Suisun Thistle (Cirsium hydrophilum var. hydrophilum)?

California Botanic Garden

Not Sponsored

Assigned 06/09/17

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

01/01/2010

habitat conversion, water pollution, changes in salinity, indirect effects of urbanization, stochastic events, mosquito abatement activities (including off-road vehicle use), competition with non-native vegetation, regulatory mechanisms, and other

01/01/2010

a few thousand individuals