Diplotaxis tristis
Kirby, 1837
Diplotaxis tristis is a in the , distributed across northeastern and north-central North America. The species is relatively well-documented with over 390 iNaturalist observations, suggesting it is moderately common within its range. It belongs to the tribe Diplotaxini, a group of soil-dwelling whose are root-feeders.

Pronunciation
How to pronounce Diplotaxis tristis: /ˌdɪploʊˈtæksɪs ˈtrɪstɪs/
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Distribution
Eastern and central North America. Canada: Manitoba, New Brunswick, Nova Scotia, Ontario, Prince Edward Island, Quebec. United States: Connecticut, Iowa, Kansas, Maine, Maryland, Massachusetts, Michigan, New Hampshire, New Jersey, New York, North Dakota, Pennsylvania, Vermont, Wisconsin.
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Taxonomic placement
Placed in tribe Diplotaxini within . The Diplotaxis contains multiple North , many of which are difficult to distinguish without examination of male .