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Insects Feeding
on this Plant:

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Cirsium undulatum
(Wavy-Leaved Thistle) [Asteraceae]
(Observations are from Campbell et al., Wyoming Agr. Exp. Sta.)

Orthoptera (Grasshoppers)

Acrididae: Campylacantha olivacea (Fuzzy Olive-Green Grasshopper) Cmp1974, Melanoplus confusus (Little Pasture Grasshopper) [minor host plant] Cmp1974, Melanoplus femurrubrum (Red-Legged Grasshopper) Cmp1974, Melanoplus foedus (Striped Sand Grasshopper) Wy1994, Melanoplus keeleri luridus (Keeler's Grasshopper) Cmp1974
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