[Asphondylia] atriplicicola. USA (California, Arizona, New Mexico). Atriplex canescens (Chenopodiaceae).
Diplosis atriplicicola Cockerell 1898: 326. USA: New Mexico, Mesilla Park; LT, des. Gagné 1986d: 66; ♂; USNM.

Blister Gall Midge
Asphondylia atriplicola [sic]

This midge induces swollen, integral, monothalamous leaf blisters on four-wing saltbush, spiny saltbush, and possibly other species. These galls occur along the midrib or leaf margins. Some galls also occur on the petiole, bending it radically.

Hosts:
Atriplex canescens
Atriplex spinifera

Range: NM, CA

Atriplex (saltbush)
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1a. Galls on Atriplex canescens...2
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2b. Bud, fruit, or leaf gall, or detachable outgrowths of stem...4
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4a. Leaf blister...*Asphondylia atriplicicola (Cockerell)

Galls are monothalamous, about 3 mm in diameter. All stages of the gall maker can be found all year round. Host: A. canescens...