Veratrilla burkilliana (W.W.Sm.) Harry Sm. (1967:145)
Taxonomy & Nomenclature
Synonym/s: Swertia burkilliana W.W.Sm. in J. Proc. Asiat. Soc. Bengal 7: 78 (1911)
Conservation Status
Rediscovered (Lahiri & Dash, 2021)
Distribution & Habitat
East Himalaya, India & Tibet
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Smith, W. W. (1911). A new Gentian and two new Swertias from the East Himalaya. J. Proc. Asiat. Soc. Bengal 7(3): 77-79.
Other references:
Ho T.-N. and Liu S.-W. (2015). A Worldwide Monograph of Swertia and Its Allies: 1-430. Science Press, Beijing.
Lahiri, Subhajit and Dash, Sudhansu Sekhar. (2021). Notes on Rediscovery, Typification and Threat Assessment of Veratrilla burkilliana (Gentianaceae) from Eastern Himalaya, India. Nelumbo 63(1): 121-126. https://doi.org/10.20324/nelumbo/v63/2021/165152
Lidén, M. and Bharali, P. (2020). Flowers of the Se La: 1-135. Uppsula University, Sweden.
Smith, H. (1970). New or little known Himalayan species of Swertia and Veratrilla (Gentianaceae). Bull. br. Mus. nat. Hist. Bot 4: 237-258.
Wu, Z. and Raven, P.H. (eds.) (1995). Flora of China 16: 1-479. Science Press (Beijing) & Missouri Botanical Garden Press (St. Louis).
Apocynum × jonesii Woodson (1930:117)
Taxonomy & Nomenclature
Conservation Status
Invalid (synonym of A. × floribundum) (POWO, 2024)
Last record: 1884 (Ripley, 1975:40)
Previously considered possibly Extinct ("poEX") (Ripley, 1975:40)
Distribution & Habitat
Flagstaff, Arizona
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 1-529. MIM, Deurne.
Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.
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 28 November 2024]
Ripley, S. Dillon. (1975). Report on endangered and threatened species of the United States. House Document 94-51: 1-200 [40].
Rauvolfia molokaiensis parvifolia O.Deg. & Sherff (1947:327)
Taxonomy & Nomenclature
Conservation Status
Invalid (synonym of R. sandwicensis) (POWO, 2024)
Distribution & Habitat
Hawaii (=Big Island), Hawaiian Islands, USA
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Fosberg, F. R. and Herbst, Derral R. (1975). Rare and endangered species of Hawaiian vascular plants. Allertonia 1(1): 1-72. https://www.jstor.org/stable/23189952
Govaerts, R.H.A. (2011). World checklist of selected plant families published update Facilitated by the Trustees of the Royal Botanic Gardens, Kew.
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 27 November 2024]
Pteralyxia caumiana O.Deg. (1933:[s.p.])
Taxonomy & Nomenclature
Conservation Status
Invalid (synonym of P. laurifolia) (POWO, 2024)
Previously considered probably Extinct ("prEX") (Fosberg & Herbst, 1975:6).
Distribution & Habitat
Oahu, Hawaiian Islands, USA
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Fosberg, F. R. and Herbst, Derral R. (1975). Rare and endangered species of Hawaiian vascular plants. Allertonia 1(1): 1-72. https://www.jstor.org/stable/23189952
Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.
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 27 November 2024]
Xysmalobium pearsonii L.Bolus (1913:180)
Taxonomy & Nomenclature
Conservation Status
Extinct (Christenhusz & Govaerts, 2024; POWO, 2024)
Last (and only) record: 1910 (Nicholas & Raimondo, 2005 [sole record; plus date]; Christenhusz & Govaerts, 2024 [date only])
Distribution & Habitat
Kamiesberg, Northern Cape Province, South Africa
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Christenhusz, Maarten J. M. and Govaerts, Rafaël. (2023). Uitgestorven. Op plantenjacht rond de wereld: 1-511. Sterck & De Vreese.
Christenhusz, Maarten J. M. and Govaerts, Rafaël. (2024). Plant extinction in the Anthropocene. Botanical Journal of the Linnean Society. https://doi.org/10.1093/botlinnean/boae045 [Appendix S1]
Germishuizen, G. and Meyer, N. L. (eds.). (2003). Plants of Southern Africa an annotated checklist. Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.
Hilton-Taylor, Craig (ed.). (1996). Red data list of southern African plants. Strelitzia 4. Pretoria: South African National Botanical Institute.
Nicholas, A. and Raimondo, D. (2005). Xysmalobium pearsonii L.Bolus. National Assessment: Red List of South African Plants version. Accessed on 2024/11/17.
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 17 November 2024]
Raimondo, D., von Staden, L., Foden, W., Victor, J. E., Helme, N. A., Turner, R. C., Kamundi, D. A. and Manyama, P. A. (2009). Red List of South African Plants. Strelitzia 25. South African National Biodiversity Institute, Pretoria.