Mal del cipres; Cypress mortality - Phytophthora austrocedrae
Effective: March 13, 2020 - December 31, 2020
Taxonomic Position: Peronosporales : Pythiaceae
Pest Type: Oomycetes
Pest Code (NAPIS): FGANQQC
These Approved Methods are appropriate for: 2020
Pest Information
CAPS Pest Datasheet: https://caps.ceris.purdue.edu/phytophthora-austrocedri_former_priority_pest_datasheet_v2/
Pest Tracker: https://pesttracker.org/pest/FGANQQC
Pest is vectored by:
No known vector.
Survey
Approved Method(s)
| Method | Detail | NAPIS Survey Method |
|---|---|---|
| Visual | Collect symptomatic plant tissue by visual survey. | 3031 - General Visual Observation |
Method Notes:
See the CAPS pest datasheet for detailed survey instructions.
Survey Recommendations
The following are recommendations for executing the survey using the approved methods for pest surveillance. The recommendations are developed through literature review and consultation with subject matter experts.
Signs:
No specific signs are present.
Key Diagnostic or Identification
Approved Method(s)
ID/Diagnostic:
See datasheet for details about surveying for this former priority pest
References
- Filip, G.M., and Rosso, P.H. 1999. Cypress mortality (mal del ciprés) in the Patagonian Andes: comparison with similar forest diseases and declines in North America. European Journal of Forest Pathology 29: 89–96.
- Forestry Commission. 2013. Pests and Diseases - Phytophthora austrocedrae.
- Green, S., Brasier, C.M., Schlenzig, A., McCracken, A., MacAskill, G.A., Wilson, M., and Webber, J.F. 2013. The destructive invasive pathogen Phytophthora lateralis found on Chamaecyparis lawsoniana across the UK. Forest Pathology 43(1): 9-28
- Green, S., Hendry, S.J., MacAskill, G.A., Laue, B.E., and Steele, H. 2012. Dieback and mortality of Juniperus communis in Britain associated with Phytophthora austrocedrae. New Disease Reports 26: 2.
- Greslebin, A.G. and Hansen, E.M. 2010. Pathogenicity of Phytophthora austrocedrae on Austrocedrus chilensis and its relation with mal del ciprés in Patagonia. Plant Pathology 59: 604-612.
- Greslebin, A.G., Hansen, E.M., and Sutton, W. 2007. Phytophthora austrocedrae sp. nov., a new species associated with Austrocedrus chilensis mortality in Patagonia (Argentina). Mycological Research 111: 308-316.
If you are unable to find a reference, contact STCAPS@usda.gov. See the CAPS Pest Datasheet for all references.