Plagiobothrys glaber (Gray) I.M.Johnst. (1923:77)
Hairless popcorn(-)flower, Glabrous allocarya
Taxonomy & Nomenclature
Synonyms: Lithospermum glabrum A.Gray in Proc. Amer. Acad. Arts 17: 227 (1882); Allocarya glabra (A.Gray) J.F.Macbr. in Proc. Amer. Acad. Arts 51: 543 (1916); Allocarya salina Jeps. in Fl. W. Calif.: 442 (1901)
Conservation Status
Extinct (NatureServe) or Rediscovered (Rejmánek, 2018; Humphreys et al., 2019)
Last record: 1955 (NatureServe)
"Rediscovered by Randall Morgan in the Alameda Co. in 2002 and 2003"
(Rejmánek, 2018)
Distribution
California (counties: Alameda, Marin, San Benito, Santa Clara), USA
Biology & Ecology
Hypodigm
Media
References
Hickman, J. C. (ed.). (1993). The Jepson manual: Higher plants of California. University of California Press, Berkeley, CA. 1400 pp.
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. https://doi.org/10.1038/s41559-019-0906-2 [Supplementary Dataset 1]
Johnston, Ivan M. (1933). Studies in the Boraginaceae, IX. 1. The Allocarya section of Plagiobothrys in the western United States. 2. Notes on various borages of the western United States. Contributions from the Arnold Arboretum of Harvard University III: 1-102.
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.
Munz, P. A., with Keck, D. D. (1959). A California flora. Univ. California Press, Berkeley. 1681 pp.
Rejmánek, Marcel. (2018). Vascular plant extinctions in California: A critical assessment. Diversity and Distributions 24(1): 129-136. https://doi.org/10.1111/ddi.12665
Skinner, M. W. and Pavlik, B. M. (eds.). (1994). California Native Plant Society's Inventory of rare and endangered vascular plants of California. 5th edition. California Native Plant Society, Sacramento. 338 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.
http://mailman.nhm.ku.edu/pipermail/taxacom/2003-January/042308.html
http://ucjeps.berkeley.edu/cgi-bin/get_cpn.pl?38498
http://www.rareplants.cnps.org/detail/1384.html
https://vanishingflora.proboards.com/thread/3578/plagiobothrys-glaber
https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.132671/Plagiobothrys_glaber