Plant Parasites of Europe

leafminers, galls and fungi

Ocnerostoma friesei parasite

Ocnerostoma friesei Svensson, 1966 grey pine ermine Pinus sylvestris, Hilversum (winter); tip of the needle to the left Pinus sylvestris, Posbank; tip of needle, with an egg mine The mine begins at an oval egg on the flat side of the tip of a needle. Working from here the larva…

Ocnerostoma friesei larva parasite

Ocnerostoma friesei Pinus sylvestris, Nunspeet; dead larva; the living larva is much darker brown pronotum; anal valves rudiment of an abdominal proleg – extremely small; possibly here is a distinction with the larva of O. piniariella. Pinus sylvestris, Rhenen: here something has gone askance: to the left the latest frass,…

Ocnerostoma friesei pupa parasite

Ocnerostoma friesei Pinus, South England; cocoon © Rob Edmunds detail the remarkably slender pupa Pinus sp.: terminal part of the exuvium, dorsal view; the two “bumps” are not clearly separated. Belgium, prov. Antwerp, Mol © Carina Van Steenwinkel See Patočka & Turčáni (2005a) for a description. [:…

Pinus host plants

…a single circle: Cedestis subfasciella 8a pupa: terminal abdominal segments with two swollen spinulose fields that are relatively small, and don’t touch each other dorsally: Ocnerostoma piniariella 8b these fields much larger, dorsally touching each other medially: Ocnerostoma friesei Not included in the key: Aphelia viburniana; Argyrotaenia ljungiana; Zeiraphera ratzeburgiana….

Abies host plants

…zonder donkere vlek; lichaam heldergroen: Epinotia fraternana Niet opgenomenin de tabel: Aphelia viburniana; Argyrotaenia ljungiana; Cedestis subfasciella (voorkomen op deze waardplant dient nader te worden bevestigd); Chionodes electella; Ditula angustiorana; Exoteleia dodecella; Ocnerostoma friesei; Pseudohermenias abietana. Zie ook Patocka (1960a). Abies (For a dichotomous table for galls on Abies by…

Juniperus host plants

…June-end March; prothoracic shield entirely black; abdomen green throughout: Argyresthia trifasciata 5a larva: prothoracic plate grey, spotted with black: Argyresthia abdominalis 5b prothoracic plate brown: Argyresthia dilectella 5c prothoracic plate not differentiated, green like the rest of the : Argyresthia cupressella Not included in they key: Argyresthia reticulata; Ocnerostoma friesei….

genus Pinus host plant genus

…miner doubtful Batrachedridae Batrachedra pinicolella leaf miner Curculionidae Brachonyx pineti leaf miner Gelechiidae Exoteleia dodecella leaf miner Tortricidae Clavigesta purdeyi leaf miner Yponomeutidae Cedestis gysseleniella leaf miner Yponomeutidae Cedestis subfasciella leaf miner Yponomeutidae Ocnerostoma friesei leaf miner Yponomeutidae Ocnerostoma piniariella leaf pustule aecia doubtful Pucciniales Coleosporium aposeridis leaf pustule aecia…

Pinus mugo host plant species

…Aphididae Cinara montanicola flower gall Curculionidae Pissodes validirostris leaf bud gall Phytoptidae Trisetacus cembrae leaf bud gall Tortricidae Rhyacionia buoliana leaf gall Adelgidae Pineus pini leaf gall Cecidomyiidae Thecodiplosis brachyntera leaf miner Gelechiidae Exoteleia dodecella leaf miner Yponomeutidae Cedestis gysseleniella leaf miner Yponomeutidae Cedestis subfasciella leaf miner Yponomeutidae Ocnerostoma friesei

Pinus sylvestris host plant species

…pineti leaf miner Gelechiidae Exoteleia dodecella leaf miner Tortricidae Clavigesta purdeyi leaf miner Yponomeutidae Cedestis gysseleniella leaf miner Yponomeutidae Cedestis subfasciella leaf miner Yponomeutidae Ocnerostoma friesei leaf miner Yponomeutidae Ocnerostoma piniariella leaf pustule aecia Pucciniales Coleosporium cacaliae leaf pustule aecia Pucciniales Coleosporium campanulae leaf pustule aecia Pucciniales Coleosporium euphrasiae leaf…