Graphocephala confluens(GRCPCF)
Distribution details in United States of America (Oregon)
Current pest situation evaluated by EPPO on the basis of information dated
1977: Present, no details
* Nielson MW (1968) The leafhopper vectors of phytopathogenic viruses (Homoptera, Cicadellidae): taxonomy, biology, and virus transmission. United States Department of Agriculture, Agricultural Research Service. Technical Bulletin 1382. 384 pp.
------- as Keonolla confluens.
* Young DA (1977) Taxonomic study of the Cicadellinae (Homoptera, Cicadellidae) : Part 2. New World cicadellini and the genus Cicadella. Technical bulletin (North Carolina Agricultural Experiment Station) 239. 1135 pp.
INTERNET
* Simko B, Feibert EBG, Shock CC, Royce LA, McKamey S (no date). The willow sharpshooter Graphocephala confluens (Uhler), a new pest in poplar tree plantations https://agsci.oregonstate.edu/sites/agscid7/files/malheur/attachments/ar/2001-24-WillowSharpshooter.pdf
------- as Keonolla confluens.
* Young DA (1977) Taxonomic study of the Cicadellinae (Homoptera, Cicadellidae) : Part 2. New World cicadellini and the genus Cicadella. Technical bulletin (North Carolina Agricultural Experiment Station) 239. 1135 pp.
INTERNET
* Simko B, Feibert EBG, Shock CC, Royce LA, McKamey S (no date). The willow sharpshooter Graphocephala confluens (Uhler), a new pest in poplar tree plantations https://agsci.oregonstate.edu/sites/agscid7/files/malheur/attachments/ar/2001-24-WillowSharpshooter.pdf
| Country | State | Status | |
|---|---|---|---|
| Canada | Present, restricted distribution | ||
| Canada | British Columbia | Present, no details | |
| Canada | Alberta | Present, no details |