Viola kauaensis wahiawaensis C.N.Forbes (1920:34)
Taxonomy & Nomenclature
Conservation Status
Extinct (Wagner et al., 2026:63)
Last record: 22 December 1983 (Havran et al., 2014) or later
Distribution & Habitat
Kauai, Hawaiian Islands, USA
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Forbes, C. N. (1920). New Hawaiian plants-VII. Occas. Pap. Bernice P. Bishop Mus. 7(3): 33-39.
Other references:
Havran, J. Christopher, Harbin, Susan Ching and Portner, Talia. (2014). Viola kauaensis var. hosakae (Violaceae), a new variety of endemic Hawaiian violet. PhytoKeys 39: 35-48. https://doi.org/10.3897/phytokeys.39.6500
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.
NatureServe. (2026). Viola kauaensis var. wahiawaensis: Kauai Violet. NatureServe Network Biodiversity Location Data accessed through NatureServe Explorer [web application]. NatureServe, Arlington, Virginia. Available at: https://explorer.natureserve.org/ [Accessed on 22 August 2026]
Wagner, Warren L., Herbst, D. R. and Sohmer, S. H. (1990). Manual of the flowering plants of Hawaii. Univ. Hawaii Press and Bishop Museum Press, Honolulu. 1853 pp.
Wagner, Warren L., Khan, Nancy R., Lorence, David H., Flynn, Timothy W. and Wood, Kenneth R. (2026). Checklist of native and naturalized Hawaiian vascular plants. Smithsonian Contributions to Botany 123: i-xii + 1-96, 3 tables. https://doi.org/10.5479/si.32124043