Plagiognathus obscurus
Uhler, 1872
obscure plant bug
Plagiognathus obscurus, known as the obscure plant bug, is a of plant bug in the Miridae. It is a small true with a broad distribution across North and South America. The species is relatively well-documented with over 3,500 observations on iNaturalist, suggesting it is common and frequently encountered. Its specific epithet 'obscurus' refers to its dull, inconspicuous coloration.

Pronunciation
How to pronounce Plagiognathus obscurus: //ˌpleɪdʒiːˈɒɡnəθəs əbˈskjʊərəs//
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Identification
The can be distinguished from other Plagiognathus species by its generally dull, dark coloration consistent with its 'obscurus' (meaning dark or indistinct). As with many mirid plant bugs, precise identification requires examination of genitalia and other microscopic features. The Plagiognathus contains numerous similar species, many of which require expert determination for reliable identification.
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Distribution
North America and South America. Specific records include Canada (Ontario, Newfoundland, western Canada), northeastern North America, northeastern USA, Vermont, West Virginia, Georgia, and New York in the United States; and Chile in South America.
Similar Taxa
- Other Plagiognathus speciesThe Plagiognathus contains many morphologically similar plant bugs that often require dissection and examination of male genitalia for definitive identification.
More Details
Taxonomic note
The was described by Uhler in 1872. The Plagiognathus is a large and taxonomically complex group within Miridae, with many species distinguished by subtle morphological differences.