


Venturia inaequalis (Cooke) G. Winter 1875

Details
Biostatus
Nomenclature
Classification
Synonyms
- Basiascum eriobotryae Cavara 1888
- Cladosporium dendriticum Wallr. 1833
- Fusicladium dendriticum (Wallr.) Fuckel 1870 [1869-70]
- Fusicladium eriobotryae (Cavara) Cavara 1892
- Fusicladium pomi (Fr.) Lind 1913
- Fusicladium pyracanthae (G.H. Otth) Rostr. 1902
- Passalora pyracanthae G.H. Otth 1869 [1868]
- Sphaerella inaequalis Cooke 1866
- Spilocaea amelanchieris I.C. Harv. 1982
- Spilocaea eriobotryae (Cavara) S. Hughes 1953
- Spilocaea pomi Fr. 1825
- Spilocaea pyracanthae (G.H. Otth) Arx 1957
Associations
Descriptions
Venturia inaequalis (Cooke) G. Winter 1875
Scab disease on leaves of Amelanchier sp. (juneberry). A new fungus species. (IMI 233721 (holotypus), LINC 9656, PDD 41810, Canterbury: Christchurch, R. C. Close, Nov. 1978.).
Colonies amphigenous, orbicular to irregular, or effuse and following veins; olivaceous brown and velvety. Mycelium subculticular, hyaline or light brown. Conidiophores swollen at the base, and of varying length depending on the number of annellations; 10-23 µm long, 5-6 µm wide at annellations. Conidia obpyriform to obclavate, pale olivaceous brown, smooth, non-septate; 12-21.6 (17.5) µm long, 4.8-8.4 (7.0) µm wide at the broadest part, truncated at the base.
Coloniae amphygenae, orbiculares vel irregulares vel effusae venasque sequentes; olivaceo-brunneae, velveto similes. Mycelium subcuticulare, hyalinum vel pallide brunneum. Conidiophora basi inflata, in longitudinem variabilia numero annelationum; 10-23 µm longa, annelationibus 5-6 µm latis. Conidia obpyriformia vel obclavata, pallide olivaceo-brunnea, levia, non-septata, 12-21.6 (17.5) µm longa, 4.8-8.4 µm lata in parte latissima, basi truncata. Habitat in foliis speciei Amelanchier, morbum crustaceum efficiens, Canterbury, New Zealand, November 1978.