Streptanthus glandulosus hoffmanii Kruckeb. (1958:223)
Hoffman's jewelflower, Hoffman jewelflower, Secund jewelflower
Taxonomy & Nomenclature
Synonym/s: Streptanthus glandulosus subsp. hoffmanii (Kruckeb.) M.S.Mayer & D.W.Taylor in Novon 18: 280 (2008); Streptanthus glandulosus ssp. secundus var. hoffmanii [first use no later than Munz, 1968]
Conservation Status
Rediscovered [by implication] (NatureServe, 2024) (see below)
Treated as Missing ("extinct or missing") with a last record of 1984 by (Suckling et al., 2004), but it was recorded in 2009 (NatureServe, 2024) and thus was implicitly rediscovered.
Distribution
Sonoma County, California, USA
Biology & Ecology
Hypodigm
Media
References
Best, C., Howell, J. T., Knight, W., I. Knight, I. and Wells, W. (1996). A flora of Sonoma County: Manual of the flowering plants and ferns of Sonoma County, California. California Native Plant Society, Sacramento. 347 pp.
Flora of North America Editorial Committee. (2010). Flora of North America North of Mexico. Vol. 7. Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York. xxii + 797 pp.
Hickman, J. C. (ed.). (1993). The Jepson manual: Higher plants of California. University of California Press, Berkeley, CA. 1400 pp.
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.
Kruckeberg, A. R. (1984). California Serpentines: Flora, Vegetation, Geology, Soils, and Management Problems. University of California Press, Berkeley, CA. 180 pp.
Munz, P. A. (1968). Supplement to a California flora. Univ. California Press. Berkeley. 224 pp.
NatureServe. (2024). NatureServe Network Biodiversity Location Data accessed through NatureServe Explorer [web application]. NatureServe, Arlington, Virginia. Available at: https://explorer.natureserve.org/ [Accessed 8 June 2024]
Skinner, M. W., and Pavlik, B. M. (eds.). (1997). Inventory of rare and endangered vascular plants of California. 1997 Electronic Inventory Update of 1994 5th edition, California Native Plant Society, Special Publication No. 1, Sacramento.
Smith, James Payne, Jnr. (ed.) and York, Richard (DEM). (1984). Inventory of rare and endangered vascular plants of California. Special Publication No. 1 (3rd edition). Berkeley, California: California Native Plant Society. xviii + 174 pp.
Suckling, Kieran, Slack, Rhiwena and Nowicki, Brian. (2004). Extinct and the Endangered Species Act. Centre For Biological Diversity. 63 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.