John Leonard Alcorn

Australian plant pathologist.

Abbreviations: Alcorn
Occupations: phytopathologist, mycologist, botanical collector, biologist
Citizenships: Australia
Languages: English
Dates: 1937-01-01T00:00:00Z – 2021-11-02T00:00:00Z
Direct attributions: 0 plants, 76 fungi
Authorship mentions: 0 plants, 91 fungi
Links:IPNIBHL

76 fungi attributed, 15 fungi contributed to91 fungi:

Acrocalymma Alcorn & J.A.G. Irwin 1987
fungi genus in the acrocalymmaceae family
Acrocalymma is a fungal genus in the family Lophiostomataceae. It was circumscribed in 1987 by Australian botanists John L. Alcorn and John Irwin to contain the species A. medicaginis, found to cause crown and root disease of alfalfa (Medicago sativa). The genus name is derived from the Ancient Greek words acros ("at tip") and calymma ("hood"). Acrocalymma aquatica, discovered in northern Thailand, was added to the genus in 2012.
Bipolaris incurvata (C. Bernard) Alcorn 1983
fungi species in the pleosporaceae family
Bipolaris incurvata is a plant pathogen that causes blight and leaf spots in coconut trees.
Acrocalymma medicaginis Alcorn & J.A.G. Irwin 1987
fungi species in the acrocalymmaceae family
Acrocalymma medicaginis is a plant pathogen that causes root and crown rot in alfalfa. It is found in Australia.
Sphaerophragmium quadricellulare Alcorn & J. Walker 1996
fungi species in the sphaerophragmiaceae family
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Omnidemptus affinis P.F. Cannon & Alcorn 1994
fungi species in the magnaporthaceae family
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Mycosphaerella flagellariae Alcorn 1978
fungi species in the mycosphaerellaceae family
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Mycoleptodiscus variabilis Alcorn 1994
fungi species in the magnaporthaceae family
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Mycoleptodiscus unilateralis B. Sutton & Alcorn 1990
fungi species in the magnaporthaceae family
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Exserohilum protrudens Alcorn 1988
fungi species in the pleosporaceae family
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Exserohilum gedarefense (El Shafie) Alcorn 1983
fungi species in the pleosporaceae family
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Exserohilum fusiforme Alcorn 1991
fungi species in the pleosporaceae family
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Denticularia mangiferae (Bitanc. & Jenkins) Alcorn, Grice & R.A. Peterson 1999
fungi species
Denticularia mangiferae is an ascomycete fungus that is a plant pathogen.
Dactylifera australiensis Alcorn 1987
fungi species
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Curvularia richardiae Alcorn 1971
fungi species in the pleosporaceae family
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Curvularia queenslandica Sivan., Alcorn & R.G. Shivas 2003
fungi species in the pleosporaceae family
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Curvularia micrairae Sivan., Alcorn & R.G. Shivas 2003
fungi species in the pleosporaceae family
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Curvularia bothriochloae Sivan., Alcorn & R.G. Shivas 2003
fungi species in the pleosporaceae family
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Coniothyrium kallangurense B. Sutton & Alcorn 1975
fungi species in the coniothyriaceae family
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Cochliobolus ovariicola Alcorn 1990
fungi species in the pleosporaceae family
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Cochliobolus neergaardii Alcorn 1990
fungi species in the pleosporaceae family
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Cochliobolus luttrellii Alcorn 1990
fungi species in the pleosporaceae family
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Cochliobolus eleusines Alcorn 1990
fungi species in the pleosporaceae family
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Bipolaris sorghicola (Lefebvre & Sherwin) Alcorn 1983
fungi species in the pleosporaceae family
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Bipolaris papendorfii (Aa) Alcorn 1983
fungi species in the pleosporaceae family
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Bipolaris multiformis (Jooste) Alcorn 1983
fungi species in the pleosporaceae family
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Bipolaris colocasiae (M.P. Tandon & V. Bhargava) Alcorn 1983
fungi species in the pleosporaceae family
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Bipolaris clavata Alcorn 1982
fungi species in the pleosporaceae family
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Alternaria thunbergiae E.G. Simmons & Alcorn 2007
fungi species in the pleosporaceae family
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Alternaria iridiaustralis E.G. Simmons, Alcorn & C.F. Hill 2007
fungi species in the pleosporaceae family
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Tunicago triodiae Alcorn & B. Sutton 1999
fungi species
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