Mycosphaerella citri (greasy spot)
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Top of pageIdentity
Top of pagePreferred Scientific Name
- Mycosphaerella citri Whiteside (teleomorph)
Preferred Common Name
- greasy spot
Other Scientific Names
- Cercospora citri-grisea F.E. Fisher (anamorph)
- Stenella citri-grisea (F.E. Fisher) Sivan. (anamorph)
International Common Names
- English: black: Citrus spp. melanose; citrus pink pitting; citrus rind blotch; greasy spot of citrus; greasy spot rind blotch; greasy spot: Citrus spp.; greasy: Citrus spp. melanose; pink pitting of citrus; pink pitting: Citrus spp.; rind blotch of citrus; rind blotch: Citrus spp.
- Spanish: grasa de los agrios; mancha grasienta
- French: graisse des agrumes
EPPO code
- MYCOCI (Mycosphaerella citri)
Taxonomic Tree
Top of page- Domain: Eukaryota
- Kingdom: Fungi
- Phylum: Ascomycota
- Subphylum: Pezizomycotina
- Class: Dothideomycetes
- Subclass: Dothideomycetidae
- Order: Capnodiales
- Family: Mycosphaerellaceae
- Genus: Mycosphaerella
- Species: Mycosphaerella citri
Distribution Table
Top of pageThe 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.
Last updated: 17 Feb 2021Continent/Country/Region | Distribution | Last Reported | Origin | First Reported | Invasive | Reference | Notes |
---|---|---|---|---|---|---|---|
Africa |
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Egypt | Present | ||||||
Asia |
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China | Present | ||||||
-Zhejiang | Present | ||||||
Japan | Present | Present based on regional distribution. | |||||
-Ryukyu Islands | Present | ||||||
North America |
|||||||
Costa Rica | Present, Widespread | ||||||
Cuba | Present, Widespread | ||||||
Dominica | Present, Widespread | ||||||
Mexico | Present, Widespread | Original citation: Orozco Santos, 1987 | |||||
Trinidad and Tobago | Present | Original citation: Mabbett, 1998 | |||||
United States | Present | Present based on regional distribution. | |||||
-Florida | Present | Original citation: Timmer et al. (2000) | |||||
-Texas | Present, Widespread | ||||||
Oceania |
|||||||
Australia | Present, Localized | ||||||
South America |
|||||||
Argentina | Present, Widespread | Original citation: Foguet et al. (1979) | |||||
Bolivia | Present, Widespread | ||||||
Brazil | Present | ||||||
-Bahia | Present | ||||||
Paraguay | Present, Widespread | Original citation: Gonzalez Segnana et al., 1997 |
List of Symptoms/Signs
Top of pageSign | Life Stages | Type |
---|---|---|
Fruit / lesions: scab or pitting | ||
Leaves / abnormal leaf fall | ||
Leaves / necrotic areas |
Pathway Vectors
Top of pageVector | Notes | Long Distance | Local | References |
---|---|---|---|---|
Clothing, footwear and possessions | Dead leaves. | Yes | ||
Containers and packaging - wood | Dead leaves. | Yes | ||
Land vehicles | Dead leaves. | Yes | ||
Dear leaves. | Yes | |||
Plants or parts of plants | Dead leaves. | Yes |
Plant Trade
Top of pagePlant parts liable to carry the pest in trade/transport | Pest stages | Borne internally | Borne externally | Visibility of pest or symptoms |
---|---|---|---|---|
Fruits (inc. pods) | fungi/hyphae | Yes | Pest or symptoms usually visible to the naked eye | |
Leaves | fungi/hyphae | Yes | Yes | Pest or symptoms usually visible to the naked eye |
Seedlings/Micropropagated plants | fungi/hyphae | Yes | Yes | Pest or symptoms usually visible to the naked eye |
Plant parts not known to carry the pest in trade/transport |
---|
Bark |
Bulbs/Tubers/Corms/Rhizomes |
Flowers/Inflorescences/Cones/Calyx |
Growing medium accompanying plants |
Roots |
Stems (above ground)/Shoots/Trunks/Branches |
True seeds (inc. grain) |
Wood |
References
Top of pageDavis RM, 1985. Timing of a single fungicide application for control of greasy spot rind blotch on grapefruit. Journal of the Rio Grande Valley Horticultural Society, 38:37-41.
Fisher FE, 1961. Greasy spot and tar spot of citrus in Florida. Phytopathology, 51:297-303.
Foguet JL, Gonzalez JL, 1979. Relacion entre la epoca de aplicacion de tratamientos fungicidas y la eficacia del control de manchas de los pomelos. Rev. Industial y Agricola de Tucuman 56(1): 11-15.
Gonzßlez Segnana L, Villalba NV, Armadans A, Shokara K, Timmer LW, 1997. Incidence of tristeza and other citrus diseases in Paraguay. In: Proceedings of the Florida State Horticultural Society, 100:43-46.
IMI Herbarium, undated. Herbarium specimen. International Mycological Institute (now CABI Bioscience) Herbarium. Egham, UK: CABI Bioscience.
Timmer LW, 1999. Diseases of fruit and foliage. In: Timmer LW, Duncan LW, eds. Citrus Health Management. St. Paul, Minnesota, USA: APS Press, 107-115.
Timmer LW, Gottwald TR, 2000. Greasy spot and similar diseases. In: Timmer LW, Garnsey SM, Graham JH, eds. Compendium of citrus diseases. St Paul, Minnesota, USA: APS Press, 25-28.
Whiteside JO, 1970. Etiology and epidemiology of citrus greasy spot. Phytopathology, 60:1409-1414.
Whiteside JO, 1972. Histopathology of greasy spot and identification of the causal fungus. Phytopathology, 62:260-263.
Whiteside JO, 1974. Environmental factors affecting infection of citrus leaves by Mycosphaerella citri. Phytopathology, 64:115-120.
Whiteside JO, 1982. Effect of temperature on the development of citrus greasy spot. In: Proceedings of the Florida State Horticultural Society, 95:66-68.
Yamada S, 1956. Studies on the greasy spot (black melanose) of citrus. II. Morphological characteristics of the causal fungus (Mycosphaerella horii Hara). In: Hortic. Div. Nat. Tokai Kinki Agric. Exp. Stn. Bull. 3, 49-62.
Distribution References
CABI, Undated. Compendium record. Wallingford, UK: CABI
CABI, Undated a. CABI Compendium: Status inferred from regional distribution. Wallingford, UK: CABI
CABI, Undated b. CABI Compendium: Status as determined by CABI editor. Wallingford, UK: CABI
Herb IMI, Undated. Specimen record from the collection in the Herb IMI Database., Kew, UK: Royal Botanic Gardens, Kew. http://www.herbimi.info/herbimi/home.htm
Distribution Maps
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