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Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939

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Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv., Bot. Žurn. SSSR 24 248 (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939

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Exotic
Present
New Zealand
Political Region

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(Fuckel) Tranzschel & M.A. Litv.
Fuckel
Tranzschel & M.A. Litv.
1939
248
ICN
species
Tranzschelia discolor

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Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939

Type: Rust and Smut Fungi; Description: Spermagonia scattered, honey coloured; on both sides of leaves. Aecia scattered, with a broad margin that is torn into 3–5 lobes; on the lower surfaces of leaves. Aeciospores subglobose, 16–24 m in diameter, finely verruculose, yellowish brown. Uredinia in groups, circular, cinnamon brown, up to 0.5 mm in diameter, in scattered yellow or brown spots; on lower surfaces of leaves with spots also visible on the upper surface. Urediniospores ellipsoid to obovoid, 20–40 × 10–19 μm, verrucose, dark brown at the apex, paler in the lower half. Telia scattered, circular, dark chestnut brown, up to 1 mm in diameter; on lower surfaces of leaves. Teliospores ellipsoid to oblong, 1-septate, deeply constricted at the septum, 30–45 × 18–25 μm, upper cell chestnut brown, densely verrucose, lower cell pale brown, almost smooth; pedicels deciduous, aggregated in globose clusters of 10–20 arising from a common base.
Distribution: Auckland, Coromandel, Waikato, Bay of Plenty, Rangitikei, Wanganui, Wellington, Hawkes Bay, Nelson, Marlborough, Mid Canterbury, Central Otago.; 1st Record: Kirk (1897: uredinia and telia on Prunus, as Puccinia pruni-spinosae); Cunningham (1923a: spermagonia and aecia on Anemone, as Puccinia pruni-spinosae).
Significance: Attacks leaves, fruits, and shoots of peach and nectarine, fruits and leaves of almond and apricot, and leaves of cherry and plum. The rust is more common in warmer northern areas. It is seldom a problem in commercial orchards, which are regularly sprayed to control brown rot. Unsprayed trees may be severely damaged. Infection leads to premature defoliation, with consequent stunting; small trees may be killed. The fungus overwinters in twigs as uredinia, which produce a new crop of urediniospores in the spring. Presence of the aecial host is therefore not necessary for the continued spread of the rust.; Host(s): Spermagonia and aecia on Anemone coronaria. Uredinia and telia on Prunus armeniaca, P. avium, P. cerasifera, P. ×domestica, P. dulcis, P. persica, P. persica var. nucipersica, P. salicina.

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Puccinia pruni (Pers.) J. Schröt.
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. (1939)
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv.
Tranzschelia pruni-spinosae var. discolor (Fuckel) Dunegan (1938)

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Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Australia
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Finland
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
French Polynesia
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Auckland
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Central Otago
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Coromandel
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Gisborne
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Hawkes Bay
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Kermadec Islands
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Marlborough
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Mid Canterbury
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Nelson
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
North Canterbury
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Northland
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Waikato
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Wanganui
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
New Zealand
Wellington
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Thailand
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
United Kingdom
Tranzschelia discolor (Fuckel) Tranzschel & M.A. Litv. 1939
Vanuatu

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1cb1a7db-36b9-11d5-9548-00d0592d548c
scientific name
Names_Fungi
26 August 2003
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