Orbexilum stipulatum (Torr. & A.Gray) Rydb.
Falls-of-the-Ohio scurfpea, Largestipule leather-root
Taxonomy & Nomenclature
Synonym/s: Psoralea stipulata Torr. & A.Gray
Conservation Status
Extinct (Humphreys et al., 2019; Albani Rocchetti et al., 2022)
Last record: 1881
This species has been identified as one of the 50 best candidates for de-extinction, ranking 19/50 (Albani Rocchetti et al., 2022).
Distribution
Rock Island, Ohio River, Louisville, Kentucky
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Fl. N. Amer. 1: 688. 1840
Other references:
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. https://doi.org/10.1038/s41477-022-01296-7 [Supplementary Tables S1-S6]
Baskin, Jerry M., Isely, Duane and Baskin, Carol C. (1986). Geographical Origin of the Specimens of Orbexilum stipulatum (T. & G.) Rydb. (Psoralea stipulata T. & G.). Castanea 51(3): 207-210. [Abstract]
CPC. (1990). Centre for plant conservation data for North American plants database. CPC, Centre for plant conservation.
CPC. (1992). Centre for plant conservation data for North American plants database. CPC, Centre for plant conservation.
Humphreys, Aelys M., Govaerts, Rafaël, Ficinski, Sarah Z., Lughadha, Eimear Nic and Vorontsova, Maria S. (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. (2020). Vascular plant extinction in the continental United States and Canada. Conservation Biology. doi: https://doi.org/10.1111/cobi.13621
POWO. 2018. Plants of the World online. Facilitated by the Royal Botanic Gardens, Kew. http://e-monocot.org/.
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.
http://vanishingflora.proboards.com/thread/1923/orbexilum-stipulatum