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Neurachne smut

Scientific Name
Ustilago neurachnis
Scientific Author
Vánky
Taxonomy
Basidiomycota, Ustilaginomycetes, Ustilaginales, Ustilaginaceae
Status
Native Australian Species
Reliability
High
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Diagnostic Images (3)
Diagnostic Notes
Sori destroying the inflorescence and distal part of the shoot, fusiform, c. 15 mm long and 3–4 mm wide, hidden by leaf sheaths, later bursting and releasing the dark brown semi-agglutinated to powdery mass of spores and several shreds of host tissues.

Spores solitary, globose, subglobose to broadly ellipsoidal, (6.5–) 7–9 (–9.5) × 6.5–8.0 µm, olivaceous brown, verrucose; wall c. 0.8 µm thick but c. 0.5 µm thick in a small area of the spore; verrucae most pronounced on the thin-walled area; spore profile ±smooth, wavy on the thin-walled area.

Sterile cells absent.
More Information
Specimen Contact
Roger Shivas
Author
Roger Shivas
Created
16/12/2010 01:36 AEST
Last Updated
16/12/2010 13:36 AEST
Citation
Roger Shivas (2010) Neurachne smut (Ustilago neurachnis) Updated on 12/16/2010 1:36:37 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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