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FNA | Family List | FNA Vol. 7 | Brassicaceae

aa. Brassicaceae Burnett tribe Physarieae B. L. Robinson in A. Gray et al., Syn. Fl. N. Amer. 1(1,1): 100. 1895.

Annuals, biennials, perennials, or subshrubs; eglandular. Trichomes usually short-stalked, subsessile, or sessile, sometimes long-stalked, stellate, scalelike, subdendritic, or forked, sometimes mixed with simple ones. Cauline leaves petiolate, sessile, or subsessile; blade base usually not auriculate (except Paysonia), margins entire, dentate, or sinuate. Racemes ebracteate, often elongated in fruit. Flowers actinomorphic; sepals erect, spreading, ascending, or reflexed, lateral pair seldom saccate basally; petals white, yellow, lavender, purple, violet, orange, or brown [pink], claw present, often distinct; filaments unappendaged, not winged; pollen (3 or) 4-11-colpate. Fruits silicles or siliques, dehiscent, unsegmented, terete, latiseptate, or angustiseptate; ovules 2-100 per ovary; style usually distinct; stigma entire or strongly 2-lobed. Seeds biseriate, uniseriate, or aseriate; cotyledons accumbent or incumbent.

Genera 7, species ca. 130 (7 genera, 105 species in the flora): North America, Mexico, South America, Asia (ne Russia).

Lower Taxa


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