Plant Parasites of Europe

leafminers, galls and fungi

Orthezia urticae

Orthezia urticae (Linnaeus, 1758)

nettle ensign scale

polyphagous on herbs

Orthezia urticae on Stellaria holostea

Stellaria holostea, Belgium, prov. Namur, Villers-sur-Lesse, 13.vi.010 © Jean-Yves Baugnée: adult female with ovisac

Orthezia urticae on Stellaria holostea

from the side

parasite

Female with four rows rows of bright white appendages that contrast sharply with the relatively long, brownish black legs and antennae. The female makes, attached to her abdomen a white, ribbed ovisac that ultimately is as long as her body. At the stems.

host plants

Achillea millefolium; Allium; Arenaria montana; Artemisia alba; Astragalus; Bassia prostrata; Clematis vitalba; Dianthus; Erica; Euphorbia; Fragaria vesca; Galium; Geranium phaeum; Lavandula angustifolia; Linaria vulgaris; Melampyrum; Mentha; Morus; Pilosella officinarum;Potentilla; Ranunculus; Rubus caesius; Salicornia; Tanacetum vulgare; Taraxacum; Teucrium chamaedrys; Thapsia villosa; Thymus membranaceus, pulegioides subsp. pannonicus; Tolpis staticifolia; Trifolium; Urtica dioica; Vicia.

distribution within Europe

(PESI, 2018).

references

Ćwierzyk & Dziedzicka (1987a), Dziedzicka (1988a), Gertsson (2016a), Gomez-Menor Ortega (1948a, 1957a, 1960a, 1965a), Hellrigl (2004a), Hoffmann (2002a), Jansen (1999b), Kaydan, Konczné Benedicty & Szita (2015a), Köhler (2011a), Kozár, Guignard, Bachmann ao (1994a), Kozár & Ostafichuk (1987a), Kozar, Paloukis & Papadopoulos (1991a), Malumphy & Badmin (2012a), Malumphy, Ostrauskas & Pye (2010a), O’Connor, Gertsson & Malumphy (2013a), Pérez Hidalgo, Mier Durante & Umaran (2015a), ScaleNet (2021), Schmitz (1998a), Schmutterer & Hoffmann (2003a), Seljak (2010a), Trencheva, Trenchev, Tomov, ao (2012a).

Last modified 14.v.2023