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Bruce Watt, University of Maine, Bugwood.org
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Image Number: 5530491

purple blotch (Alternaria porri (Ellis) Cif.) (Ellis) Cif.

Photographer:
Bruce Watt
Organization:
University of Maine
Descriptor:
Symptoms
Description:
Infected plant
Image type:
Micrograph
Host:
garden onion (Allium cepa L.)

You must attribute the work in the manner specified (but not in any way that suggests endorsement). You may not use this work for commercial purposes unless permission is granted by the photographer or copyright owner.

Image location:
, Penobscot County

Subject

Kingdom: Fungi
Phylum: Ascomycota
Subphylum: Pezizomycotina
Class: Dothideomycetes
Subclass: Dothideomycetidae
Order: Pleosporales
Family: Pleosporaceae
Genus: Alternaria
Subject: Alternaria porri (Ellis) Cif.

Host

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Liliopsida
Order: Asparagales
Family: Amaryllidaceae
Genus: Allium
Subject: Allium cepa L.
Node Affiliation:
Cornell University
Image uploaded:
Wednesday, April 8, 2015
Image last updated:
Wednesday, April 8, 2015