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

Cercospora citrullina Cooke, Grevillea 12: 31. 1883.

   
 
 
 
 
 Description: Leaf spots orbicular to irregular, 0.5-7 mm wide, pale brown or tan to white, with a yellowish brown to dark brown or sometimes purplish margin. Fruiting chiefly epiphyllous. Stromata none or small, brown. Conidiophores 2-30 in a divergent fascicle, pale to very pale brown, paler towards the apex, rather uniform in width or mildly attenuated towards the apex, occasionally swollen at some points, straight to slightly bent or curved, geniculate, multiseptate, simple or occasionally branched, subtruncate at the apex, 20-300 × 4-7 μm, conidial scars conspicuously thickened, 3-4 μrn wide. Conidia hyaline, acicular cylindric or slightly cylindro-obclavate, straight to curved, 1-17 septate, subacute to obtuse at the apex, subtruncate or rounded at the base, 30-200 × 4-6 μm.
 
 
 
 
 
 Specimens:

Taiwan, Changhua Hsien, 14 Aug. 1986, NCHUPP-226, on Momordica charantia.Tainan, 26 April, 1924, Herb. NTU-PPE, on Citrullus vulgaris. Chiayi Hsien, Shuishang, 2 April, 1909, in Herb. NTU-PPE, on Luffa cylindrica, labeled as Cercospora cucurbitae Ellis & Everhart. Tainan, 4 Jan. 1920, in Herb. NTU-PPE, on Momordica cochinchinensis, type specimen of Cercospora momordicae Sawada.

 
 
 
 Habitat: On leaves of Citrullus vulgaris Schrad. ex Eckl. & Zeyh., Cucumis melo L. forma viridis Makino, Luffa cylindrica (L.) M. Roem., Momordica charantia L., Momordica cochinchitiensis (Lour.) Spreng.
 
 
 
 Distribution:

Cosmopolitan.

 
 
 
 References:

Hsieh, WH and Goh, TK. 1990; Sawada, K. 1943b.

   
   
   
 Provided:

W. H. Hsieh

 
 
 Note: This fungus also occurs on many other host genera of the family Cucurbitaceae namely, Benincasa, Bryonia, Bryonopsis, Coccinea, Colocynthis, Ctenolepsis, Cucurbita, Lagenaria, Sechium, Telfairia and Trichosanthes, all of which have not been reported in Taiwan.