Fungal colonies were circular and greyish to black in colour on PDA with greenish margin and blackish on the reverse side (Figure 2 a & b). Microscopic observations of the fungus revealed simple, septate, hyaline and branched mycelium. The conidia were found to be hyaline, straight, dumbbell shaped, one celled (aseptate) and oblong or cylindrical with rounded or bulbous ends. Their size ranging between 10.4-18.6×3.4-5.5 μm. Conidiophores were long, hyaline, septate and unbranched. Setae were brown and ranged in size from 25130×3-5 μm (Figure 2 c). On the basis of symptoms, conidial and morphological characteristics, the pathogen was identified as Colletotrichum gloeosporioides. This identification was also confirmed by Indian Type Culture Collection (ITCC), Indian Agricultural Research Institute, New Delhi, India (ITCC- 8607.11). During the pathogenicity test, similar symptoms also appeared on inoculated leaves of A. vasica after 6-8 days of inoculation. No symptoms were
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observed in control leaves. Diseased leaf specimens from artificially inoculated plant also yielded same fungus that confirmed pathogenicity of C. gloeosporioides.