Japanese Fungi on Plants No.35 before next top
Glomerella
cingulata (Stoneman) Spaulding & Schrenk [=Colletotrichum
gloeosporioides (Penzig) Penzig & Saccardo]
Classification: Ascomycota, Pyrenomycetes, Phyllachorales,
Phyllachoraceae
Distributed widely in Japan. An omnivorous plant pathogen and causes anthracnose diseases in
many plants. Produces perithecia and acervuli on the surface of leaves and
disperses by scattering ascospores and conidia inside by wind and rain. The type
species of the genus Glomerella and the anamorph is known as a typical
complex species.
Characteristics: Plant pathogen Symptom: JPEG
(Broadleaf dock, Anthracnose, 77kb)
Morphology: Teleomorph: Ascocarp spherical to subspherical, producing unitunicate and cylindrical asci inside. Ascospores hyaline, single- celled, ellipsoidal to fusiform, 12-28~4-7 um. Anamorph: In acervuli, producing salmon-colored conidial mass. Conidia, single-celled, hyaline, cylindrical, 9-24 x 3-4.5 um in size. Apressorium brown, clavate to irregular-shaped, irregular in edge, 6-20 x 4-12 um in size. The morphology of the colony varies in wide ranges. |
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Ascocarp and asci | Conidia | Colony |
Herbarium specimen in NIAES
Specimen No. | Scientific name | Host name | Host scientific name | Symptoms | Geographical origin | Collected date | Collector |
135-1-35 | Glomerella cingulata | Broadleaf dock | Rumex obtusifolius | Anthracnose | Fukagawa, Hokkaido | 2002.8 | Tsukiboshi, T. |
(Described by Yoshida, S., NIAES, Microbial Systemtics Lab., 2002)
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