Habit: Annual to subshrub [shrub]; hairs sessile, appressed, 2--5(8)-rayed.
Leaf: basal rosetted, petioled, entire, dentate, or pinnately lobed; cauline sessile or petioled, bases not lobed.
Inflorescence: elongated.
Flower: sepals oblong to linear, erect, base of lateral pair sac-like or not; petals clawed, yellow or orange (white, purple, or brown).
Fruit: silique, dehiscent, linear, cylindric, 4-sided, or flat parallel or perpendicular to septum, unsegmented; stigma entire or 2-lobed.
Seed: 15--100, in 1 or 2 rows, plump or flattened, oblong, winged or not.
Species In Genus: +- 150 species: North America, Eurasia, northern Africa.
Etymology: (Greek: to help or save, from alleged medicinal properties of some species)
Note: Fls, fruit, basal leaves needed for identification. All native California taxa related to
Erysimum capitatum; hybridization blurs limits of some species.
Jepson eFlora Author: Ihsan A. Al-Shehbaz
Reference: Rossbach 1958 Madroño 14:261--267
Unabridged Reference: Rollins 1993 Cruciferae of continental N.Am. Stanford Univ Press.Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)Key to Erysimum
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