Phloeospora ulmi (Fr.) Wallr. 1833

Caption:

Details

Name scientific

Phloeospora ulmi (Fr.) Wallr. 1833

Preferred name

Phloeospora ulmi (Fr.) Wallr. 1833

Taxonomy reference

Quaedvlieg, W.; Verkley, G.J.M.; Shin, H.-D.; Barreto, R.W.; Alfenas, A.C.; Swart, W.J.; Groenewald, J.Z.; Crous, P.W. 2013: Sizing up Septoria. Studies in Mycology 75: 307-390.

Biostatus

Origin

Occurrence

Georegion

Schema

Biostatus source

Comment

Exotic

Present

New Zealand

Political Region

Nomenclature

Authors

(Fr.) Wallr.

Original authors

Fr.

Combination authors

Wallr.

Publication place

Wallroth, C.F.W. 1833: Flora Cryptogamica Germaniae. 2. J.L. Schrag.

Year published

1833

Publication page

177

Sanctioning author

Fr.

Nomenclatural code

ICN

Basionym

Septoria ulmi Fr. 1819

Taxonomic rank

species

Canonical form

Phloeospora ulmi

Classification

Kingdom

Fungi

Phylum

Ascomycota

Class

Dothideomycetes

Order

Capnodiales

Family

Mycosphaerellaceae

Genus

Phloeospora

Species

ulmi

Synonyms

Associations

View full associations record

Association type

Associated organism

Association source

has host

Ulmus ×vegeta (Loudon) Lindl.

Brien, R.M.; Dingley, J.M. (1951)

has host

Ulmus ×vegeta (Loudon) Lindl.

Dingley, J.M. (1969)

has host

Ulmus ×hollandica Mill.

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

has host

Ulmus americana L.

Gilmour, J.W. (1966)

has host

Ulmus ×hollandica Mill.

McKenzie, E.H.C. (1987)

has host

Ulmus ×hollandica Mill.

Pennycook, S.R. (1989)

has host

Ulmus

Ridley, G.S.; Dick, M.A. (2001)

has host

Ulmus

PDD (7 records from [Not available].)

has host

Ulmus americana var. pendula Aiton

PDD (1 records from [Not available].)

has host

Ulmus campestris L. 1753

PDD (3 records from [Not available].)

has host

Ulmus glabra Mill.

PDD (4 records from [Not available].)

has host

Ulmus montana With.

PDD (2 records from [Not available].)

has host

Ulmus procera

PDD (1 records from [Not available].)

Descriptions

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

Mycosphaerella ulmi Kleb. 1902

Notes

Leaf spot on elm is of little importance; it may cause early leaf fall. The ascogenous stage has not been found in New Zealand. Both host and fungus are introduced and in New Zealand are of no economic importance.

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.

Mycosphaerella ulmi Kleb. 1902

Description

Type: Foliicolous Fungi; Description: Ascomata perithecial, scattered, immersed, subglobose, black, 0.1 mm in diameter; on irregular brown leaf spots on the lower surfaces of leaves. Asci elongate-clavate, 90 × 10 μm. Ascospores fusiform, 1-septate, 26–28 × 3–4 μm, smooth, hyaline. Conidiomata acervular, brown, up to 0.2 mm in diameter; on leaf spots on the lower surfaces of leaves. Conidia sickle-shaped, 3–5-septate, 30–60 × 4–6 μm, smooth, hyaline; oozing out in whitish masses.

Distribution

Distribution: Auckland, Waikato, Bay of Plenty, Taranaki, Hawkes Bay, Nelson.; 1st Record: Brien & Dingley (1951: as Septogloeum ulmi).

Notes

Pathogenicity

Significance: A common leaf spot of little importance.; Host(s): Ulmus americana, U. ×hollandica, U. ×vegeta.