Image Number: 4822043

Photographer:
Descriptor:
Symptoms
Description:
Distinctive pale to dark brown (sometimes with a purplish hue)staining or discoloration of the xylem. This soil borne fungus enters the roots by direct penetration or through root wounds during transplanting/landscape maintance, or vectored by feeding injury caused by plant parastic nematodes. Once inside a susceptible host, the fungus enters the xylem and colonizes the vascular system restricting water flow.
Image type:
Laboratory

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Image location:
United States

Subject

Kingdom: Fungi
Phylum: Ascomycota
Subphylum: Pezizomycotina
Class: Sordariomycetes
Subclass: Hypocreomycetidae
Order: Hypocreales
Family: Nectriaceae
Genus: Fusarium
Subject: Fusarium oxysporum E.F. Sm. & Swingle

Host

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Hamamelidae
Order: Myricales
Family: Myricaceae
Genus: Morella
Subject: Morella cerifera (L.) Small
Node Affiliation:
Image uploaded:
Wednesday, May 23, 2001
Image last updated:
Monday, February 2, 2009