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Photographer: Richard Bauer
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Family Brassicaceae
Brassica juncea (L.) Czern.
brown mustard, Chinese mustard, Indian mustard
Brassica: Latin name for "cabbage"
juncea: stiff like rush
Hazardous 
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| Status: | Introduced - naturalized |
| Plant: | erect, annual, 12"-40" tall forb, often smooth |
| Flower: | yellow, 4-parted, 1/2" wide; inflorescence a rounded cluster (raceme) of stalked flowers; blooms June-Oct. |
| Fruit: | 1/2"-1 1/2" long, thin pod roundish in cross section and pointing upward |
| Leaf: | upper leaves smaller, mostly short-stalked to stalkless, not clasping; lower leaves to 8", pinnately-divided and toothed |
| Habitat: | disturbed sites |
| (Glossary) |
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