Phylum:Ascomycota >> Class: Dothideomycetes >> Order: Dothideomycetes | ||||
BCRC Number: | NO BCRC Number! | |||
Scientific Name: | Cercospora arctii-ambrosiae | |||
Author: | Cercospora arctii-ambrosiae Halst., Bulletin of the Torrey Botanical Club, 20 (6): 251 1893. |
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Description: | Leaf spots suborbicular to irregular, 1-10 mm wide, brown to dark brown, becoming grey to white at the center, confluent. Fruiting amphigenous. Stromata lacking or small. Conidiophores up to 15 in a fascicle, pale to gcniculale, not branched, truncate at the apex with thickened conidial scars, 25-200 × 4-6 μm. Conidia hyaline, acicular, straight to variously curved, multiseptate, acute to obtuse at the apex, truncate at the base with a thickened hilum, 25-200 × 3- 4.5 μm. | |||
Specimens: | Taiwan, Taipei, 18 April, 1931, Herb. NTU-PPE |
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Habitat: | On leaves of Arctium lappa L. | |||
Distribution: | Japan, Mainland China, Taiwan, U.S.A. |
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References: | Hsieh, WH and Goh, TK. 1990. |
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Provided: | W. H. Hsieh |
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Note: | null | |||