Japanese Fungi on Plants No.33 before next top
Gibberella
fujikuroi (Saw.) Ito apud Ito & Kimura [=Fusarium
moniliforme Sheldon]
Classification: Ascomycota, Pyrenomycetes, Hypocreales, Hypocreaceae
Widely distributed in Japan. Causes Bakanae disease of
rice and scab of corn and is frequently isolated as a leaf inhabitant from
various plants. It may be utilized as a biocontrol agent for restricting plant
diseases. Disperses by scattering conidia. Ascospores found only on dead plants.
Characteristics: Plant inhabitant, Plant pathogen
Morphology: Teleomorph: Ascocarp dark blue, producing ellipsoid to clavate asci inside. Ascospores hyaline, ellipsoid, 14-18 x 4.5-6 um with 1-2(-3) septa. Anamorph: Microconidia produced on phialides, catenate, hyaline, oblong, 5-12 x 1.5-2.5 um, with 0(-1) septum. Macroconidia produced in acervuli, hyaline, long fusoid, tapered to the ends, straight or cueved, 25-60 x 2.5-4 um with 3-7 septa. |
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Macroconidia and microconidia | Catenate microconidia |
Herbarium specimen in NIAES
Specimen No. | Scientific name | Host name | Host scientific name | Symptoms | Geographical origin | Collected date | Collector |
256-1-10 | Gibberella fujikuroi | Rice | Oryza sativa | Bakanae disease | 1900.8.25 | Hori, S. | |
256-1-25 | " | " | " | " | Itabasgi, Tokyo | 1937.7.17 | |
101-1-26 | " | " | " | " | Takigawa, Hokkaido | 1941.8.7 | Asuyama, H. |
(Described by Tsukiboshi, T., NIAES, Microbial Systemtics Lab., 2002)
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