The Inventory of Rare, Threatened, and Endangered Plants of California

1/21/13 Inventory of Rare and Endangered Plants of California - CNPS

Welcome to the Inventory of Rare, Threatened, and Endangered Plants of California

The CNPS Inventory of Rare and Endangered Plants has served as a resource for information about California's rare plants for over 35 years. The Inventory is a widely-recognized resource that promotes scientific research, conservation planning, and the enforcement of environmental laws. To search for information regarding California's rare and endangered plants, please click on the "Simple Search" or "Advanced Search" buttons below, or enter a word or phrase directly into the search bar to begin.

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The federally-endangered Munz's tidy tips (Layia munzii) stand out in a mass of goldfields. Photo by Nick Jensen

Additions / Changes / Deletions Currently in Review

Hesperolinon sharsmithiae added to 1B.2 on Antennaria lanata 2012-12-14 Calystegia macrostegia ssp. amplissima Hesperolinon serpentinum considered but Aphanisma blitoides rejected on 2012-12-14 Hazardia cana Cornus canadensis added to 2.2 on 2012-12- 12 Astragalus nevinii Erysimum menziesii ssp. yadonii added to \N on Brodiaea kinkiensis 2012-12-11 Calamagrostis crassiglumis Erysimum menziesii ssp. menziesii added to \N Castilleja grisea on 2012-12-11 Cymopterus ripleyi var. saniculoides Erysimum menziesii ssp. eurekense added to \N on 2012-12-11 Dendromecon harfordii var. harfordii Erysimum menziesii added to 1B.1 on 2012-12- Dendromecon harfordii var. rhamnoides Al1l M1ajor Changes Since 6th Edition, 2001 Rare Plant Status Review Forum | Forum Membership Information | StDatusd Rleeyviaew veirre Fnorsm ssp. virens Erysimum concinnum added to 1B.2 on 2012- Swertia albomarginata 12-11 Rubus glaucifolius var. ganderi Castilleja leschkeana added to 1A on 2012-11- Major Contributors 27 Eriogonum giganteum var. formosum Brodiaea sierrae added to 4.3 on 2012-11-26 Constancea nevinii Kobresia myosuroides added to 2.2 on 2012- Erythronium howellii 11-06 Eschscholzia procera Centromadia parryi ssp. congdonii added to Gambelia speciosa 1B.1 on 2012-11-05 Gentiana affinis var. parvidentata Deinandra increscens ssp. foliosa considered Acmispon dendroideus var. traskiae but rejected on 2012-10-31 www.rareplants.cnps.org 1/2 1/21/13 Inventory of Rare and Endangered Plants of California - CNPS

Additional Funding Provided by: Beatrice Harris | LSA Associates | Sapphos Environmental

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