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For Insects, Spiders & Their Kin
For the United States & Canada
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Genus Plagiognathus

Plagiognathus politus mirid - Plagiognathus Bug - Plagiognathus nigronitens - female Black and white mirid - Plagiognathus Bug on Potentilla fruticosa - Plagiognathus Hemiptera - Plagiognathus Mirid Bug - Plagiognathus albatus Plant bug - Plagiognathus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hemiptera (True Bugs, Cicadas, Hoppers, Aphids and Allies)
Suborder Heteroptera (True Bugs)
Infraorder Cimicomorpha
Superfamily Miroidea
Family Miridae (Plant Bugs)
Subfamily Phylinae
Tribe Phylini
Subtribe Oncotylina
Genus Plagiognathus
Synonyms and other taxonomic changes
revised in (1); 25 spp. transferred to or from Plagiognathus
Microphylellus Reuter 1909 • Gerhardiella Poppius 1911 • Chaetophylidea Knight 1968
Explanation of Names
Plagiognathus Fieber 1858
~90 spp. (of which P. arbustorum, P. chrysanthemi, P. vitellinus adventive) in our area, >120 total(1)
2.3―5.8 mm
Coloration of the antennae, legs, and hemelytra is extremely useful, though some spp. show substantial variation(1)
Holarctic; throughout so. Canada & the US; greatest diversity north of 40°N
Host plants include many coniferous and broad-leaved trees, shrubs, and herbaceous plants (Asteraceae, Betulaceae, Fabaceae, Rosaceae, Salicaceae, etc.); individual species often rather host-specific.
Life Cycle
most spp. univoltine, a few bivoltine