Phylum:Anamorphic fungi >> Class: Anamorphic fungi >> Order: Anamorphic fungi | ||||
BCRC Number: | NO BCRC Number! | |||
Scientific Name: | Cercospora longissima | |||
Author: | Cercospora longissima (Cugini in Herb.) Saccardo, Syll. Fung. 18: 607. 1906. |
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Description: | Leaf spots orbicular to irregular, 2-10 mm wide, at first water soaked specks, then becoming tan to brown or dingy grey, sometimes zonate. Fruiting amphigenous. Stromata none or only a few brown cells. Conidiophores arise singly or 2-10 in a fascicle, pale olivaceous brown, slightly paler and narrower towards the apex, multiseptate, not branched, sparingly geniculate, rounded or subtruncate at the apex, 25-100 × 4-6 μm. Conidia hyaline, acicular to obclavate, straight to curved, indistinctly multiseptate, subacute at the apex, subtruncate at the base, 20-200 × 3-5 μm. | |||
Specimens: | Taiwan, Taichung, NCHU Campus, 17 Aug. 1984, 1. NCHUPP-65, on Lactuca indica L. 2. Taichung, 23 Aug. 1944, Herb. NTU-PPE, labelled as Cercospora lactucae-sativae Sawada on L. sativa L. Kaohsiung, 4 May, 1913, Herb. NTU-PPE labelled as Cercospora ixeridis-chinensis Sawada on Ixeris chinensis (Thunb.) Nakai. |
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Habitat: | On leaves of Ixeris chinensis (Thunb.) Nakai, Lactuca indica L. and L. sativa L. | |||
Distribution: | Brazil, Brunei, Cuba, Europe, Hong Kong, India, Jamaica, Japan, Laos, Mainland China, Malaysia, Mauritius, Nigeria, Philippines, Sierra Leone, Sudan, Taiwan, Trinidad, Uganda, Zambia. |
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References: | Hsieh, WH and Goh, TK. 1990; Sawada, K. 1943b. |
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Provided: | W. H. Hsieh |
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Note: | null | |||