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Herbs annual. Trichomes short-stalked, forked or substellate, mixed on stem with simple ones. Stems erect, simple basally, branched above. Basal leaves shortly petiolate, not rosulate, simple, entire or dentate. Cauline leaves sessile, sagittate or auriculate, entire or denticulate. Racemes ebracteate, elongated considerably in fruit. Fruiting pedicels slender, divaricate. Sepals oblong, erect, base of lateral pair not saccate. Petals yellow, longer than sepals; blade spatulate, apex obtuse. Stamens 6, slightly tetradynamous; filaments not dilated at base; anthers ovate, obtuse at apex. Nectar glands 2 or 4; median glands absent; lateral glands semiannular or 1 on each side of lateral stamen. Ovules 2-4 per ovary. Fruit indehiscent, nutletlike silicles, compressed globose or sublenticular, 1-seeded, shortly stipitate, readily detached from pedicel at maturity; valves woody, prominently reticulate; replum rounded, obscured by valve margin; septum complete, membranous; style less than 1 mm, cylindric, readily caducous at fruit maturity; stigma capitate, entire. Seeds wingless, ovoid, plump; seed coat minutely reticulate, not mucilaginous when wetted; cotyledons incumbent.
Sep oblong, obtuse; pet yellow, spatulate, gradually tapering into the claw; each short stamen flanked by a pair of fleshy, U-shaped glands, the arms with short lateral processes; ovules 2 per locule; fr firm, thick-walled, indehiscent, very slightly compressed, reticulate and pitted; branching annuals with minute fls and clasping sessile lvs. 2, Mediterranean and Near East.
Annual herbs. Sepals non-saccate. Petals clawed. Stamens 6. Stigma slightly bilobed. Silicula indehiscent. Seeds 1, rarely 3. Radicle incumbent.
