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Key to families | Table of families and genera
This text currently parallels The Jepson Manual: Vascular Plants of California, Second Edition that is now available at the University of California Press.
Text appearing in blue on this page will not appear in the printed book; it will be displayed only on the Web. Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.
Annual [per]; hairs stellate, occasionally also simple.
Flower: sepals erect to spreading, bases not sac-like; petals yellow to cream, occasionally white in age; filaments slender or winged, toothed or not.
Fruit: silicle, round ( oblong), dehiscent, unsegmented, flat parallel to septum, glabrous or hairy; stigma entire.
± 170 species: n North America, Eurasia, n Africa. (Greek: without rabies, supposed cure for hydrophobia and madness) Alyssum strigosum Banks & Sol. reports in CA based on misidentified plants of Alyssum simplex.
1. Sepals persistent in fruit; filaments slender, not winged or toothed ..... A. alyssoides
1' Sepals early-deciduous; filaments winged and/or toothed
2. Fr glabrous (sparsely hairy), 2.5–4(4.5) mm ..... A. desertorum
2' Fr hairy, (3.5)4–6.5(7) mm ..... A. simplex
Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
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