Phylum:Ascomycota >> Class: Dothideomycetes >> Order: Dothideomycetes | ||||
BCRC Number: | NO BCRC Number! | |||
Scientific Name: | Pseudocercospora hibisci-cannabini | |||
Author: | Basionym: Cercospora hibisci-cannabini Sawada, Rept. Dept. Agric. Govern. Res. Inst. Taiwan 2:153, 1922.. Pseudocercospora hibisci-cannabini (Sawada) Deighton. Mycol. Pap. 140:145 1976. |
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Description: | Leaf spots indistinct on upper surface, or merely slight yellowish discoloration, more or less angular, without definite margin. Fruiting amphigenous but extremely abundant on lower surface, vein-limited and angular, confluent and covering a large area of the leaf, sooty in appearance. Stromata up to 30 μm wide, filling stomatal openings, dark brown. Conidiophores densely fasciculate or sometimes arising from ex-ternal mycelial hyphae, pale olivaceous brown, straight or curved, simple or branched, 0-1 geniculate, 0-3 septate, conically rounded or subtruncate at the apex, 10-35 × 3-5 μm, conidial scars unthickened. Conidia pale olivaceous, varying from cylindric to narrowly obclavate, straight to mildly curved, 3-7 septate, acute to rounded at the apex, obconic to subtruncate at the base, 20-50 × 2-4 μm, hilum unthickened. | |||
Specimens: | Taiwan, Taipei, 6 Oct. 1914, Herb. NTU-PPE. |
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Habitat: | On leaves of Hibiscus cannabinus L. | |||
Distribution: | Taiwan. |
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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 | |||