Marssonina betulae (Lib.) Magnus 1906

Details

Name scientific

Marssonina betulae (Lib.) Magnus, Hedwigia 45 90 (1906)

Preferred name

Marssonina betulae (Lib.) Magnus 1906

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Exotic

Present

New Zealand

Political Region

Anon

Nomenclature

Combination authors

Magnus

Original authors

Lib.

Authors

(Lib.) Magnus

Publication place

Magnus, P.W. 1906: Notwendige Umänderung des Names der Pilzgattung Marssonia Fisch. Hedwigia 45: 88-91.

Year published

1906

Publication page

Nomenclatural code

ICN

Basionym

Leptothyrium betulae Lib. 1832

Taxonomic rank

species

Canonical form

Marssonina betulae

Classification

Kingdom

Fungi

Phylum

Ascomycota

Class

Leotiomycetes

Order

Helotiales

Family

Drepanopezizaceae

Genus

Marssonina

Species

betulae

Synonyms

Associations

View full associations record

Association type

Associated organism

Association source

has host

Betula papyrifera Marshall

Anonymous (2003)

has host

Betula papyrifera Marshall

Bain, J. (2003)

has host

Betula pendula Roth

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

has host

Betula pendula Roth

Laundon, G.F. (1973)

has host

Betula pendula Roth

Pennycook, S.R. (1989)

has host

Betula

PDD (1 records from [Not available].)

has host

Betula alba sensu H.J.Coste

PDD (3 records from [Not available].)

has host

Betula pendula Roth

PDD (2 records from [Not available].)

Descriptions

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.

Marssonina betulae (Lib.) Magnus 1906

Description

Type: Foliicolous Fungi; Description: Conidiomata acervular, scattered, subcuticular, dark brown; on irregular, dark greyish black leaf spots without a definite margin on both sides of leaves. Conidia cylindric-clavate to ellipsoid, 1-septate, 13–22 × 4–8 μm, smooth, hyaline.

Distribution

Distribution: Waikato, Bay of Plenty, Taupo, Rangitikei, Wellington, Gisborne, Nelson, Dunedin, Southland.; 1st Record: Laundon (1973).

Notes

Pathogenicity

Significance: There is a large variation in susceptibility of Betula pendula to M. betulae; some trees are unaffected whereas others show considerable dieback resulting from repeated premature defoliation.; Host(s): Betula pendula.