Phylum:Ascomycota >> Class: Dothideomycetes >> Order: Dothideomycetes | ||||
BCRC Number: | NO BCRC Number! | |||
Scientific Name: | Pseudocercospora mucunae-ferrugineae | |||
Author: | Basionym: Cercospora mucunae-ferrugineae Yamamoto, Trans. Sapporo nat. Hist. Soc. 13:141, 1934. Pseudocercospora mucunae-ferrugineae (Yamam.) Deighton. Mycol. Pap. 140:148 1976. |
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Description: | Leaf spots irregularly suborbicular, 1-9 mm wide, at first yellowish brown, then dingy brown, without definite margin, often confluent. Fruiting hypophyllous. Stromata lacking. Conidiophores 2-3 in a fascicle, emerging from stomata. Secondary mycelium external, extensive, hyphae subhyaline or pale olivaceous, repent septate, branched 2-3 μm wide, bearing secondary conidiophores as side branches. Secondary conidiophores borne singly on the external hyphae, pale olivaceous brown, simple or branched, straight or sinuous, denticulate and subgeniculate, 0-3 septate, rounded or conically truncate at the apex, 10-40 × 3-4 μm. Conidia pale olivaceous, cylindric or cylindro-obclavate, longer ones linear, straight to mildly curved, indistinctly 1-12 septate, 25-130 × 3-4.5 μm. | |||
Specimens: | Taiwan, Taipei, 3 Dec. 1933, holotype in Herb. NTU-PPE. |
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Habitat: | On leaves of Mucuna macrocarpa Wall. | |||
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: | Chupp (1954) placed this fungus as a synonym of Cercospora stizolobii H. & P. Sydow, however they are distinctly different. | |||