Amsinckia carinata A.Nelson & J.F.Macbr. (1916:45)

Malheur Valley fiddleneck



Taxonomy & Nomenclature



Conservation Status

Last record: 10 June 1896 (Joyal, 1985:124; Kagan & Vrilakas, 1993 [as 1896])

Rediscovered on 15 June 1984 (Joyal, 1984, 1985:124); 1985 (Kagan & Vrilakas, 1993)



Malheur River Valley, Malheur County, eastern Oregon, USA


Biology & Ecology










Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 529. MIM, Deurne.

Hickman, J. C. (ed.). (1993). The Jepson manual: Higher plants of California. University of California Press, Berkeley, CA. 1400 pp.

Joyal, E. (1984). The rediscovery of Amsinckia carinata. Bull. Native Plant Society, Oregon 17(9): 6-7.

Joyal, E. (1985). Noteworthy collections: Oregon. Madrono 32: 124-125.

Kagan, Jimmy and Vrilakas, Susan. (1993). Extinct and Extirpated Plants from Oregon. Kalmiopsis [1993]: 12-16.

Kartesz, J. T. (1994). A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.

Meinke, R. J. (1982). Threatened and Endangered Vascular Plants of Oregon: An Illustrated Guide. Office of Endangered Species Region 1, U.S. Fish and Wildlife Service, Portland, Oregon. 352 pp.

Mohlenbrock, Robert H. (1983). Appendix 3 - Plants Not Found in Several Years and Presumed to Be Extinct. In: Where have all the wildflowers gone? : a region-by-region guide to threatened or endangered U.S. wildflowers. New York: Macmillan. [p. 230]

Ray, P. M. and Chisaki, H. F. (1957). Studies on Amsinckia. I. A synopsis of the genus, with a study of heterostyly in it. American Journal of Botany 44(6): 529-236.

Siddall, J. L., Chambers, K. I. and Wagner, D. H. (1979). Rare, threatened and endangered vascular plants in Oregon — an interim report. Oregon Natural Area Preserves Advisory Committee, Division of State Lands. 109 pp.

U.S. Fish and Wildlife Service (USFWS). 1993. Administrative 1-year Finding on a Petition to List 4 Plants from Oregon, Idaho, and Nevada Under the Endangered Species Act. U.S. Fish and Wildlife Service, Portland, Oregon. 11 pp.

Welsh, S. L., K. E. Panter, S. M. Colegate, D. R. Gardner, Peder S. Cuneo, T. Z. Davis, B. L. Stegelmeier, and C. A. Stonecipher. (2017). Amsinckia Lehmann (Boraginaceae): A summary taxonomic review. International Journal of Poisonous Plant Research 4: 25-35.


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