Plant Parasites of Europe

leafminers, galls and fungi

Stigmella ulmiphaga parasite

Stigmella ulmiphaga (Preissecker, 1942) mine Mines cannot be distinguished from those of St. ulmivora (van Nieukerken ao, 2004a), although Hering believed that the narrow, continuous frass line that more or less is characteristic of ulmivora, is interrupted in its middle part in ulmiphaga by a series of coils. host plants Ulmaceae, monophagous Ulmus glabra. phenology […]

genus Ulmus host plant genus

organ parasitic mode stage note taxonomic group parasite stem gall Asterolecaniidae Asterodiaspis quercicola stem vagrant Flatidae Metcalfa pruinosa root vagrant Curculionidae Peritelus sphaeroides flower hidden Thripidae Thrips minutissimus adult Curculionidae Phyllobius betulinus stem borer Cerambycidae Anoplophora chinensis leaf vagrant Phlaeothripidae Haplothrips phyllophilus unknown unknown Phlaeothripidae Xylaplothrips ulmi leaf vagrant Thripidae Dendrothrips saltatrix leaf vagrant Phlaeothripidae […]

Ulmus glabra host plant species

wych elm synonym: Ulmus elliptica, montana, scabra organ parasitic mode stage note taxonomic group parasite leaf miner Ascomycota incertae sedis Stigmella viscerella leaf vagrant Thripidae Dendrothrips saltatrix flower predator Phlaeothripidae Haplothrips subtilissimus leaf vagrant Cicadellidae Oncopsis krios stem borer Buprestidae Lamprodila mirifica dead wood borer Cerambycidae Exocentrus punctipennis dead wood borer Cerambycidae Rosalia alpina dead […]

Ulmus host plants

Ulmus elm (For a dichotomous table for galls on Ulmus by Hans Roskam click here) Dichotomous table for leafminers 1a corridor mine => 2 1b blotch mine => 8 1c tentiform mine => 13 1d fleck mine => 16 1e mine ends in an oval excision => 18 1c galls, etc => Tables for all […]