The Consortium of California Herbaria (CCH) is the organization that supports all herbaria in California. Established in 2003, the Consortium now includes records from 55 California herbaria. For more information about the CCH, see the about page (
CCH manages two data portals and each has a special purpose:

CCH1 Consortium of California Herbaria Portal 1 is an gateway for highly-curated data from California vascular plant specimens housed in herbaria, worldwide.
Search CCH1 by fields Search CCH1 by geography

CCH2 Consortium of California Herbaria Portal 2 serves data from all specimens (nonvascular and vascular) housed in CCH member herbaria.
Search CCH2 by fields Search CCH2 by geography

Please send questions or comments regarding the development and use of these pages to Jason Alexander (

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