Phylum:Anamorphic fungi >> Class: Anamorphic fungi >>  Order: Anamorphic fungi 
 BCRC Number NO BCRC Number!  
 Scientific Name: Cercospora ipomoeae

Cercospora ipomoeae Winter, Hedwigia 26: 34. 1887.

 Description: Leaf spots small to fairly large, suborbicular to irregular, 0.5-8 mm in diameter, ferruginous brown, pale tan to grey center, with a dark margin, sometimes surrounded by a yellow halo. Fruiting amphigenous. Stromata none or only a few brown cells. Conidiophores arise singly or 2-7 in a fascicle, pale yellowish olivaceous to medium brown, slightly paler and more narrow towards the tip, 0-2 mildly or abruptly geniculate, subtruncate at the apex, 15-150 × 4-8 μm. Conidia acicular to obclavate, hyaline, straight to curved, indistinctly multiseptate, subacute at the apex, truncate or subtruncate at the base, 35-140 × 2-4 μm.

Taiwan, Taichung Hsien, Houli, 17 Sept. 1985, NCHUPP-136a, on Ipomoea acuminata. Yunlin Hsien, Hsilo, 20 May, 1986, NCHUPP-218, on Ipomoea aquatica.

 Habitat: On leaves of Ipomoea acuminata (Vahl) Roem. & Schult., I. aquatica Forsk. and I. pescaprae (L.) Sweet subsp. brasiliensis (L.) Oostst.

Argentina, Japan, Kansas, Mainland China, New Jersey, Taiwan.


Hsieh, WH and Goh, TK. 1990.


W. H. Hsieh

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