Invasive Species Compendium

Detailed coverage of invasive species threatening livelihoods and the environment worldwide

Datasheet

Stegophora ulmea
(black spot of elm)

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Datasheet

Stegophora ulmea (black spot of elm)

Summary

  • Last modified
  • 28 March 2018
  • Datasheet Type(s)
  • Pest
  • Preferred Scientific Name
  • Stegophora ulmea
  • Preferred Common Name
  • black spot of elm
  • Taxonomic Tree
  • Domain: Eukaryota
  •   Kingdom: Fungi
  •     Phylum: Ascomycota
  •       Subphylum: Pezizomycotina
  •         Class: Sordariomycetes
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    Compendia
    CAB International
    Wallingford
    Oxfordshire
    OX10 8DE
    UK
    compend@cabi.org
  • Distribution map More information

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Identity

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Preferred Scientific Name

  • Stegophora ulmea (Fr.) Syd. & P. Syd.

Preferred Common Name

  • black spot of elm

Other Scientific Names

  • Dothidella ulmea (Fr.) Ellis & Everh.
  • Gnomonia ulmea (Fr.) Thüm.
  • Lambro ulmea (Fr.) E. Müll.
  • Sphaeria ulmea Fr.

International Common Names

  • English: elm anthracnose; elm leaf scab; elm leaf spot; leaf spot of elm; twig blight
  • Spanish: antracnosis del olmo; antracnosis del olmo
  • French: anthracnose de l'orme; anthracnose de l'orme

Local Common Names

  • Germany: Blattfleckenkrankheit: Ulme; Ulme-Blattfleckenkrankheit

EPPO code

  • GNOMUL (Stegophora ulmea)

Taxonomic Tree

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  • Domain: Eukaryota
  •     Kingdom: Fungi
  •         Phylum: Ascomycota
  •             Subphylum: Pezizomycotina
  •                 Class: Sordariomycetes
  •                     Subclass: Sordariomycetidae
  •                         Order: Diaporthales
  •                             Family: Sydowiellaceae
  •                                 Genus: Stegophora
  •                                     Species: Stegophora ulmea

Distribution Table

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The distribution in this summary table is based on all the information available. When several references are cited, they may give conflicting information on the status. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report.

Continent/Country/RegionDistributionLast ReportedOriginFirst ReportedInvasiveReferenceNotes

Asia

ChinaRestricted distributionCABI/EPPO, 2004; EPPO, 2014

North America

CanadaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-ManitobaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-Nova ScotiaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-OntarioRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-QuebecRestricted distributionCABI/EPPO, 2004; EPPO, 2014
USARestricted distributionCABI/EPPO, 2004; EPPO, 2014
-AlabamaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-CaliforniaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-FloridaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-GeorgiaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-IllinoisRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-IndianaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-IowaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-KansasRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-LouisianaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-MichiganRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-MississippiRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-New JerseyRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-North CarolinaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-OhioRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-OklahomaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-South CarolinaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-South DakotaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-TennesseeRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-TexasRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-VirginiaRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-WisconsinRestricted distributionCABI/EPPO, 2004; EPPO, 2014

Europe

NetherlandsEradicatedNPPO of the Netherlands, 2013; CABI/EPPO, 2004; EPPO, 2014Based on ongoing long-term monitoring of importing companies.
Russian FederationRestricted distributionCABI/EPPO, 2004; EPPO, 2014
-Russian Far EastRestricted distributionCABI/EPPO, 2004; EPPO, 2014

List of Symptoms/Signs

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SignLife StagesType
Fruit / abnormal shape
Leaves / abnormal colours
Leaves / abnormal leaf fall
Leaves / abnormal patterns
Leaves / necrotic areas
Stems / dieback

Plant Trade

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Plant parts liable to carry the pest in trade/transportPest stagesBorne internallyBorne externallyVisibility of pest or symptoms
Fruits (inc. pods) Yes Yes Pest or symptoms not visible to the naked eye but usually visible under light microscope
Leaves spores Yes Yes Pest or symptoms not visible to the naked eye but usually visible under light microscope
Seedlings/Micropropagated plants spores Yes Yes Pest or symptoms not visible to the naked eye but usually visible under light microscope
Stems (above ground)/Shoots/Trunks/Branches spores Yes Yes Pest or symptoms not visible to the naked eye but usually visible under light microscope

References

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===, 2005. Stegophora ulmea. Bulletin OEPP/EPPO Bulletin, 35(3):416-418. http://www.blackwell-synergy.com/servlet/useragent?func=showIssues&code=epp

Burdekin DA; Rushworth KD, 1988. Breeding Elms Resistant to Dutch Elm Disease. Arboriculture Research Note 2/88/Path. London, UK: Arboricultural Advisory and Information Service Department of the Environment.

CABI/EPPO, 2004. Stegophora ulmea. Distribution Maps of Plant Diseases, No. 935. Wallingford, UK: CAB International.

EPPO, 2014. PQR database. Paris, France: European and Mediterranean Plant Protection Organization. http://www.eppo.int/DATABASES/pqr/pqr.htm

McGranahan G; Smalley EB, 1981. Relative susceptibility of elm species to black spot. Phytopathology, 71(2):241.

McGranahan GH; Smalley EB, 1984. Conidial morphology, axenic growth, and sporulation of Stegophora ulmea. Phytopathology, 74(11):1300-1303

McGranahan GH; Smalley EB, 1984. Influence of moisture, temperature, leaf maturity, and host genotype on infection of elms by Stegophora ulmea. Phytopathology, 74(11):1296-1300

Muller E; von Arx JA, 1962. Die Gattungen der didymosporen Pyrenomyceten. Beitr. Kryptogamenfl. Schweiz, 11(2):1-922.

OEPP/EPPO, 2001. Phytosanitary incidents reported on bonsais and pot plants in the Netherlands. EPPO Reporting Service, 2001/ 045. Paris, France: European and Mediterranean Plant Protection Organization.

PEACE TR, 1962. Pathology of trees and shrubs, with special reference to Britain. Oxford Univ. Press, xx + 723 pp.

Sinclair WA; Lyon HH; Johnson WT, 1987. Diseases of trees and shrubs. Ithaca, New York, USA: Cornell University Press, 574 pp.

Stipes RJ; Campana RJ, ed. , 1981. Compendium of elm diseases. Compendium of elm diseases. American Phytopathological Society. St. Paul, Minn. USA, 96 pp.

Trumbower JA, 1933. Control of elm leaf spots in nurseries. Phytopathology, 24:62-73.

Distribution Maps

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