Phomopsis juniperivora G.G. Hahn 1920

Details

Name scientific

Phomopsis juniperivora G.G. Hahn, Phytopath. 10 249 (1920)

Preferred name

Diaporthe juniperivora (G.G. Hahn) Rossman & Udayanga 2015

Taxonomy reference

Rossman, A.Y.; Adams, G.C.; Cannon, P.F.; Castlebury, L.A.; Crous, P.W.; Gryzenhout, M.; Jaklitsch, W.M.; Mejia, L.C.; Stoykov, D.; Udayanga, D.; Voglmayr, H.; Walker, D.M. 2015: Recommendations of generic names in Diaporthales competing for protection or use. IMA Fungus 6(1): 145-154.

Nomenclature

Original authors

G.G. Hahn

Authors

G.G. Hahn

Publication place

Hahn, G.G. 1920: Phomopsis juniperovora, a new species causing blight of nursery cedars. Phytopathology 10(4): 249-253.

Year published

1920

Publication page

249

Orthography

as 'juniperovora'

Nomenclatural code

ICN

Basionym

Phomopsis juniperivora G.G. Hahn 1920

Type locality

USA

Taxonomic rank

species

Canonical form

Phomopsis juniperivora

Classification

Kingdom

Fungi

Phylum

Ascomycota

Class

Sordariomycetes

Order

Diaporthales

Family

Diaporthaceae

Genus

Phomopsis

Species

juniperivora

Associations

View full associations record

Association type

Associated organism

Association source

has host

Chamaecyparis lawsoniana (Murray) Parl.

Birch, T.T.C. (1933)

has host

Chamaecyparis lawsoniana (Murray) Parl.

Birch, T.T.C. (1937)

has host

Chamaecyparis lawsoniana (Murray) Parl.

Dick, M.A. (1996)

has host

Cupressus macrocarpa Gordon

Dick, M.A.; Vanner, A.L. (1986)

has host

Chamaecyparis lawsoniana (Murray) Parl.

Dingley, J.M. (1969)

has host

Chamaecyparis lawsoniana (Murray) Parl.

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

has host

Chamaecyparis lawsoniana (Murray) Parl.

Gilmour, J.W. (1966)

has host

Chamaecyparis lawsoniana (Murray) Parl.

Hood, I.A.; Sandberg, C.J. (1985)

has host

Chamaecyparis lawsoniana (Murray) Parl.

Pennycook, S.R. (1989)

Descriptions

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

Phomopsis juniperivora G.G. Hahn 1920

Notes

Birch (1933) and Gilmour (1966a) record this fungus as a common wound pathogen of stems often causing a stern canker. It may be common in nursery plants.

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.

Phomopsis juniperivora G.G. Hahn 1920

Description

Type: Caulicolous Fungi; Description: Conidiomata pycnidial, solitary, erumpent, subglobose to lenticular, dark brown, up to 0.4 mm in diameter, ostiolate; on cankers on young shoots and on leaves. Conidia of two types: α conidia fusiform to ellipsoid, 0-septate, 6–12 × 2–3 μm, smooth, hyaline; β conidia filiform, curved or hooked, 20–30 × 1 μm, hyaline. DISTRIBUTION: Northland, Waikato, Bay of Plenty, Taranaki, Rangitikei, Wanganui, Wairarapa, Nelson, Buller, Westland, Mid Canterbury, Southland.

Distribution

; 1st Record: Birch (1933: as Phomopsis sp.).

Notes

Pathogenicity

Significance: A wound pathogen causing blight of new shoots and mortality in young seedlings. Of minor significance in forest nurseries.; Host(s): Chamaecyparis lawsoniana, Cupressus lusitanica, C. macrocarpa, Larix decidua.