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Bipolaris incurvata

Scientific Name
Bipolaris incurvata
Scientific Author
(C. Bernard) Alcorn
Taxonomy
(Ascomycota: Dothideomycetes: Pleosporales: Pleosporaceae)
Pest Status
2 NZ - Regulated pest
Status
0 NZ - Unknown
Reliability
High
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Diagnostic Images

In Life
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Caption
Bipolaris incurvata leaf spot on coconut palm
Source
E. McKenzie Landcare Research
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Diagnostic Images (4)
Diagnostic Notes
Disease

Leaf spot of young palms. Spots at first small, oval, brown, enlarging to about 15 × 15 mm and becoming pale buff with a broad dark brown margin. Edges of fronds may become necrotic.

Morphology

Conidiophores arising singly or in small groups, pale brown to olivaceous-brown, up to 500 µm long, 7–12 µm thick, with one or more distinct conidial scars. Conidia single, typically slightly curved, navicular or broadly fusiform, 100–150 µm long, 19–22 µm wide, pale straw coloured, smooth, 8–13 distoseptate.

More Information
Specimen Contact
Eric McKenzie
Author
McKenzie, E.
Created
11/07/2013 11:13 AEST
Last Updated
19/03/2014 22:49 AEST
Citation
McKenzie, E. (2013) Bipolaris incurvata (Bipolaris incurvata) Updated on 3/19/2014 10:49:55 PM Available online: PaDIL - http://www.padil.gov.au.
Image Use
Free for use under the Creative Commons Attribution 3.0 Australia License

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