Japanese Fungi on Plants No.20 before next top

Cochliobolus eleusines Alcorn [=Bipolaris eleusines Alcorn & Shivas]
Classification: Ascomycota, Locuoascomycetes, Dothideales, Pleosporaceae

Isolated from small brown lesion on the leaves of goosegrass collected in Gumma Pref., the central part of Japan. Isolated from leaves and panicles of goosegrass in foreign countries. Disperses by scattering conidia. Teleomorph has never been observed in nature.

Characteristics: Plant pathogen

Morphology:
 Teleomorph: Produced by paired culture on artificial media. Producing cylindrical asci in black pseudothecia. Hyaline and filamentous ascospores of 115-270 x 6-9 um produced in coiled helix in asci.
 Anamorph: On olive brown conidiophores,  producing conidia, straight or slightly curved, olive brown, cylindrical to fusiform, 55-170 x 15-26 um, with 6-14 pseudosepta.

Conidia

Herbarium specimen in NIAES

Specimen No. Scientific name Host name Host scientific name Symptoms Geographical origin Collected date Collector
135-1-14 Bipolaris eleusines  Goosegrass Eleusine indica  Small brown spot Fujimi, Gumma 2000.11.13 Tsukiboshi, T.

(Described by Tsukiboshi, T., NIAES, Microbial Systemtics Lab., 2002)


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