Brassica

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Brassica

Description

Annual, biennial or perennial herbs, rarely subshrubs, glabrous or with hispidulous simple hairs. Leaves undivided to pinnatipartite. Sepals erect, connivent or spreading, the inner larger and somewhat saccate. Petals yellow or white, spathulated to clawed. Stamens 6, the lateral ones often ascending, filaments linear. Ovary cylindrical, sometimes on a gynophore; Fruit a siliqua, readily dehiscent, terete or slightly laterally compressed, in transverse section ± biconvex, attenuate into a conical to filiform beak with 0—3 seeds; Seeds usually globose, reticulate, not mucilaginous.

Distribution

As indigenous mostly Mediterranean; a number of the nearly 40 spp. have widely spread as weeds, some of them in connection with cultivation.

Citation

B. & H. 1862 – In: Gen. Pl.: 84
LINNÉ 1754: Gen. Pl., ed. 5: 299
PRANTL 1891 – In: E. & P., Nat. Pfl. Fam. III: 177
ENDL. 1839: Gen. Pl.: 882
LINNÉ 1936 – In: E. & P., Nat. Pfl. Fam., ed. 2, 17b: 321
SCHULZ 1919 – In: Pflanzenr.: 21
BAILLON 1871 – In: Hist. Pl.: 248