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Insects Feeding
on this Plant:

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Sisymbrium altissimum
(Tumble Mustard) [Brassicaceae]
(observations are from Wyoming Agr. Exp. Sta., Clark et al., Brust et al., Spencer & Steyskal, Natural History Museum)

Coleoptera (Beetles)
Chrysomelidae: Entomoscelis americana Clk2004, Phyllotreta cruciferae Clk2004, Phyllotreta punctulata Clk2004

Diptera (Flies)
Agromyzidae: Liriomyza brassicae (Serpentine Leafminer) [widespread] SS1986

Lepidoptera (Butterflies, Skippers, & Moths)
Pieridae: Euchloe ausonides (Large Marble) [this insect is found as far east as Ontario, Michigan, & Minnesota] NHM2010, Pontia protodice (Checkered White) NHM2010

Orthoptera (Grasshoppers)

Acrididae: Melanoplus foedus (Striped Sand Grasshopper) Wy1994, Melanoplus sanguinipes (Migratory Grasshopper) [a preferred host plant; this grasshopper is found in open areas, woodland openings, & roadsides] Wy1994 BHW2008
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