Pseudocercospora platensis (Speg.) U. Braun 2000

Details

Name scientific

Pseudocercospora platensis (Speg.) U. Braun, Schlechtendalia 5 69 (2000)

Preferred name

Pseudocercospora platensis (Speg.) U. Braun 2000

Taxonomy reference

Crous, P.W.; Braun, U. 2003: Mycosphaerella and its anamorphs: 1. Names published in Cercospora and Passalora. CBS Biodiversity Series. 1.

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Indigenous, non-endemic

Present

New Zealand

Political Region

Anon

Nomenclature

Authors

(Speg.) U. Braun

Original authors

Speg.

Combination authors

U. Braun

Publication place

Braun, U. 2000: Miscellaneous notes on some micromycetes. Schlechtendalia 5: 31-56.

Year published

2000

Publication page

Nomenclatural code

ICN

Basionym

Cercospora platensis Speg. 1880

Taxonomic rank

species

Canonical form

Pseudocercospora platensis

Classification

Kingdom

Fungi

Phylum

Ascomycota

Class

Dothideomycetes

Order

Capnodiales

Family

Mycosphaerellaceae

Genus

Pseudocercospora

Species

platensis

Synonyms

Cercospora platensis Speg. 1880

Associations

View full associations record

Association type

Associated organism

Association source

has host

Muehlenbeckia australis (G.Forst.) Meisn.

Dingley, J.M. (1960)

has host

Muehlenbeckia australis (G.Forst.) Meisn.

Dingley, J.M. (1969)

has host

Muehlenbeckia australis (G.Forst.) Meisn.

McKenzie, E.H.C.; Johnston, P.R. (1999)

has host

Muehlenbeckia australis (G.Forst.) Meisn.

Pennycook, S.R. (1989)

has host

Muehlenbeckia australis (G.Forst.) Meisn.

Gadgil, P.D. (in association with Dick, M.A.; Hood, I.A.; Pennycook, S.R.) (2005)

has host

Muehlenbeckia australis (G.Forst.) Meisn.

PDD (9 records from New Zealand.)

Descriptions

Dingley, J.M. 1969: Records of plant diseases in New Zealand. New Zealand Department of Scientific and Industrial Research, Bulletin. 192.

Cercospora platensis Speg. 1880

Pathogenicity

Dingley (1960b) recorded Cercospora on leaves of Muehlenbeckia in north Canterbury: the disease lesions characteristically dehisce from the healthy tissue to give infected leaves a tattered appearance. Both host and fungus are indigenous to New Zealand.

Gadgil, P.D. (in association with Dick, M.A.; Hood, I.A.; Pennycook, S.R.) 2005: Fungi on trees and shrubs in New Zealand. Fungi of New Zealand. 4. Fungal Diversity Press.

Pseudocercospora platensis (Speg.) U. Braun 2000

Description

Type: Foliicolous Fungi; Description: Mycelium internal, aggregated into subglobular, 15–50 μm in diameter, dark brown stromata. Conidiophores in dense fascicles, slightly undulate, pale olivaceous brown, dark brown in mass, 5–25 × 3–4 μm. Conidia obclavate to cylindrical, straight to slightly curved, 3–6-septate, 30–50 × 3–5 μm, subhyaline to pale olivaceous. Leaf spots indistinctly yellow on the upper surfaces, dark olivaceous on the lower, effuse.

Distribution

Distribution: Bay of Plenty, Kaikoura, Mid Canterbury, Stewart Island, Chatham Islands.; 1st Record: Dingley (1960: as Cercospora platensis).

Notes

Pathogenicity

Significance: None.; Host(s): Muehlenbeckia australis.