Phylum:Ascomycota >> Class: Dothideomycetes >> Order: Dothideomycetes | ||||
BCRC Number: | NO BCRC Number! | |||
Scientific Name: | Pseudocercospora jussiaeae-repentis | |||
Author: | Pseudocercospora jussiaeae-repentis (Sawada) Goh & Hsieh. Trans. mycol. Soc. R.O.C. 2(2):136, 1987. Basionym: Cercospora jussiaeae-repentis Sawada, Dept. Agric. Govern. Res. Inst. Taiwan Rept. 35:108, 1928.. |
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Description: | Leaf spots orbicular to suborbicular or somewhat zonate, 2-7 mm wide, dingy pale brown at center, with a narrow dark brown margin and an indefinite yellow halo. Fruiting amphigenous, scantily effuse at the center, grayish. Stromata small. Conidiophores 9-16 in a fascicle, pale olivaceous brown, bent or crooked, rarely branched, 0-3 septate. 0-3 geniculate, conic to subtruncate at the apex, 15-50 × 3-4 μm; conidial scars unthickened. Conidia obclavate, mostly straight or rarely slightly curved, hyaline, 2-8 septate, constricted at the septa, acute at the apex, subobconic to obconically truncate at the base, 30-110 × 3-5.5 μm; hilum unthickened. | |||
Specimens: | Taiwan, Taipei, 8 Aug. 1946, Herb. NTU-PPE. |
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Habitat: | On leaves of Ludwigia peploides (HBK.) Raven subsp. stipulacea (Ohwi) Raven. | |||
Distribution: | Taiwan. |
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References: | null |
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Provided: | W. H. Hsieh |
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Note: | This fungus differs from Pseudocercospora jussiaeae (Atkinson) Deighton (1976) by its conidia which are relatively wider, mostly straight, and constricted at the septa. | |||