Gymnosporangium clavipes(GYMNCL)
Distribution details in Canada (Québec)
Current pest situation evaluated by EPPO on the basis of information dated
1994: Present, no details
From CABI Disease map 121 (2001): Present, no details
From CABI Disease map 121 (2001): Present, no details
* Coulombe, L. J.; Granger, R. L.; Freve, A.; Genereux, H. (1981) Canadian Plant Disease Survey 61 (2), 25-29.
------- Incidence on 50 apple varieties and lines at La Pocatiere was recorded during 1977-80.
* Ginns, J. H. (1986) In: Compendium of plant disease and decay fungi in Canada, 1960-1980, 416 pp. Research Branch, Agriculture Canada Publication No. 1813.
* Herb. IMI (1942).
------- Incidence on 50 apple varieties and lines at La Pocatiere was recorded during 1977-80.
* Ginns, J. H. (1986) In: Compendium of plant disease and decay fungi in Canada, 1960-1980, 416 pp. Research Branch, Agriculture Canada Publication No. 1813.
* Herb. IMI (1942).
| Country | State | Status | |
|---|---|---|---|
| United States of America | Virginia | Present, no details | |
| United States of America | Delaware | Present, widespread | |
| United States of America | Nebraska | Present, widespread | |
| United States of America | Ohio | Present, widespread | |
| United States of America | North Dakota | Present, widespread | |
| United States of America | Vermont | Present, widespread | |
| United States of America | Texas | Present, no details | |
| United States of America | West Virginia | Present, widespread | |
| United States of America | Connecticut | Present, no details | |
| United States of America | New York | Present, no details | |
| United States of America | New Jersey | Present, no details | |
| United States of America | California | Present, no details | |
| United States of America | Georgia | Present, no details | |
| United States of America | Arkansas | Present, no details | |
| United States of America | Louisiana | Present, widespread | |
| United States of America | North Carolina | Present, no details | |
| United States of America | South Carolina | Present, widespread | |
| United States of America | Illinois | Present, widespread | |
| United States of America | Washington | Present, no details | |
| United States of America | Michigan | Present, no details | |
| United States of America | Missouri | Present, widespread | |
| United States of America | Pennsylvania | Present, widespread | |
| United States of America | Massachusetts | Present, no details | |
| United States of America | Wyoming | Present, no details | |
| United States of America | Iowa | Present, widespread | |
| United States of America | Montana | Present, no details | |
| United States of America | Alabama | Present, widespread | |
| United States of America | Wisconsin | Present, no details | |
| United States of America | Arizona | Present, no details | |
| United States of America | Mississippi | Present, no details | |
| United States of America | Maine | Present, widespread | |
| United States of America | South Dakota | Present, widespread | |
| United States of America | Indiana | Present, widespread | |
| United States of America | Kentucky | Present, widespread | |
| United States of America | Present, widespread | ||
| United States of America | Oklahoma | Present, no details | |
| United States of America | Florida | Present, no details |