 Phylum：Ascomycota >> Class： Dothideomycetes >> Order： Dothideomycetes |
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 BCRC Number： |
NO BCRC Number! | |||
| Scientific Name： |
Pseudocercospora oxalidis | |||
| Author： |
Pseudocercospora oxalidis Goh & Hsieh. Bot. Bull. Acad. Sinica 30(2): 127 1989. |
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| Description： |
Leaf spots suborbicular, 1-7 mm in diameter, grayish or medium brown, occasionally with a dark margin. Fruiting amphigenous. Stromata absent or just a few hyaline basal cells. Conidiophores very short, colourless or almost so, thin-walled, simple, non-septate, subcylindric or conic, 0-1 geniculate, narrowly rounded or subtruncate at the apex, 3-10 μm long, 2-3 μm wide; conidial scars invisible. Conidia narrowly obclavate, substraight, subhyaline or faintly greenish, smooth, thin-walled, 2-9 septate, conic at the apex, long obconic or obconically truncate at the base, 20-70 × 1.5-2 μm, hilum unthickened and inconspicuous. | |||
| Specimens： |
Taiwan, Hsinchu, 18 June, 1986, holotype, NCHUPP-153a (isotype in IMI Herbarium No: 312076). |
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| Habitat： |
On leaves of Oxalis corymbosa DC. | |||
| Distribution： |
Taiwan. |
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| References： |
null |
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| Provided： |
W. H. Hsieh |
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| Note： |
The short colourless conidiophores, the narrowly obclavate conidia, and the unthickened conidial scars separate this species from others on Oxalis spp. Since the conidia are narrowly obclavate, it is not a Pseudocercosporella for which the conidia are subcylindrical. | |||