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 Drepanopeziza sphaerioides
SynonymsMarssonina salicicola
Marssonia salicicola
Xyloma sphaeroides
BiostatusPresent in region - Exotic
Article: Dingley, J.M. (1969). Records of plant diseases in New Zealand. New Zealand Department of Scientific and Industrial Research, Bulletin 192: 298 p. Wellington:.
Notes: Murray (1926) described the disease as serious on weeping and crack willows in the
Nelson district, where it caused both stem cankers and leaf spots. In some seasons it
is common throughout New Zealand, causing distortions of young shoots as well as
an early leaf fall.
Article: 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. Ngā Harore o Aotearoa 4: xi + 437 p. Hong Kong: Fungal Diversity Press.
Description: Type: Foliicolous Fungi; Description: Conidiomata acervular, scattered to gregarious, circular at first, later confluent, subepidermal, partly erumpent, white, 60–210 μm in diameter; on small (up to 1 mm in diameter), light purplish brown, circular leaf spots without a definite margin, on both sides (mainly the lower surface) of leaves and on small twigs; leaf spots often confluent, covering the whole lower surface of the leaf. Conidia clavate to pyriform, often curved, unequally 1-septate, 11–16 × 3–7 μm, smooth, hyaline.
Distribution: Distribution: Auckland, Coromandel, Bay of Plenty, Taupo, Wanganui, Gisborne, Wairarapa, Nelson, Buller, Westland, Marlborough, Kaikoura, South Canterbury, Otago Lakes, Dunedin, Southland.; 1st Record: Murray (1926a).
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