General Information |
Distribution | Native to Eurasia, now widely naturalized especially in temperate regions.In the Hawaiian Islands,
naturalized on
Kaua`i, O`ahu, Moloka`i, Maui, Kaho`olawe, Hawai`i.
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Habit
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Coarse annual herbs 3-12 dm tall, from greatly thickened taproots, freely branching, subglabrous to sparsely hispid.
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Leaves
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Lower leaves 10-20 cm long.
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Flowers
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Sepals 9-10 mm long; petals white to purplish, 15-20 mm long.
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Fruit
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Body of silique 2-4 cm long, the beak 1-2 cm long.
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Seeds
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Seeds 2-4.
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Chromosomes
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2n = 18.
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