Synthyris missurica hirsuta Pennell (1933:91)
Howell's grouseflower
Taxonomy & Nomenclature
Invalid (synonym of Veronica missurica missurica) (POWO, 2024)
Conservation Status
Invalid (synonym of Veronica missurica missurica) (POWO, 2024)
Last (and only) record: August 1881 (Siddall et al., 1979:80 [as 1881])
Distribution
Oregon, USA
Biology & Ecology
Hypodigm
Media
References
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.
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, Kennedy, Kathryn, Heidel, Bonnie and Gluesenkamp, Daniel. (2021). Vascular plant extinction in the continental United States and Canada. Conservation Biology 35(1): 360-368. https://doi.org/10.1111/cobi.13621 [Supporting Information (Appendix S1)]
Oregon Natural Heritage Program. (2001). Rare, Threatened and Endangered Plants and Animals of Oregon. Oregon Natural Heritage Program, Portland, Oregon. 94 pp. (98 pp. PDF).
POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 24 August 2024]
Siddall, Jean L., Chambers, Kenton L. and Wagner, David 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.
Walter, Kerry S. and Gillett, Harriet J. (eds.). (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre. Gland, Switzerland & Cambridge, UK: IUCN – The World Conservation Union. lxiv + 862 pp.