Atriplex tularensis Coville

Bakersfield saltbush, Bakersfield smallscale, Tulare saltbush, Tulare orach



Taxonomy & Nomenclature



Conservation Status

Extinct (Rejmánek, 2018; Albani Rocchetti et al., 2022); erroneously considered rediscovered by (Humphreys et al., 2019) (see Knapp et al., 2020b)

Last record: 1934 (Smith, 2018); 1991?


This species has been identified as one of the 50 best candidates for de-extinction, ranking 49/50 (Albani Rocchetti et al., 2022).



California, USA


Biology & Ecology










Albani Rocchetti, G., Carta, A., Mondoni, A. et al. (2022). Selecting the best candidates for resurrecting extinct-in-the-wild plants from herbaria. Nature Plants 8: 1385-1393. [Supplementary Tables S1-S6]

Freas, K. E. and Murphy, D. D. (1988). Taxonomy and the conservation of the critically endangered Bakersfield saltbush. Biological Conservation 46: 317-324.

Freas, K. E. and Murphy, D. D. (1991). The endangered Bakersfield saltbush. Fremontia, 19: 15-18.

Humphreys, Aelys M. (2019). Global dataset shows geography and life form predict modern plant extinction and rediscovery. Nature Ecology & Evolution 3: 1043-1047. [Abstract] [Supplementary Dataset 1]

Knapp, Wesley M. et al. (2020a). Vascular plant extinction in the continental United States and Canada. Conservation Biology. doi:

Knapp, Wesley M., Frances, Anne, Noss, Reed, Naczi, Robert F. C., Weakley, Alan, Gann, George D., Baldwin, Bruce G., Miller, James, McIntyre, Patrick, Mishler, Brent D., Moore, Gerry, Olmstead, Richard G., Strong, Anna, Gluesenkamp, Daniel and Kennedy, Kathryn (2020b). Regional records improve data quality in determining plant extinction rates. Nature Ecology & Evolution 4: 512-514.

Le Roux, Johannes J., Hui, C., Castillo, M. L., Iriondo, J. M., Keet, J.-H., Khapugin, A. A., Médail, F., Rejmánek, M., Theron, G. Yannelli, F. A. and Hirsch, H. (2019). Recent Anthropogenic Plant Extinctions Differ in Biodiversity Hotspots and Coldspots. Current Biology 29(17): 2912-2918.e2.

Rejmánek, Marcel. (2018). Vascular plant extinctions in California: A critical assessment. Diversity and Distributions 24(1): 129-136.

Rhymer, J. M. and Simberloff, D. (1996). Extinction by hybridization and introgression. Annual Review of Ecology and Systematics 27: 83-109.

Smith, James P. Jnr. (2018). California vascular plants: are some of them still out there? Botanical Studies 74: 1-4? [4].