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Monica Elliott, Symptoms of Palm Diseases and Disorders, USDA APHIS PPQ, Bugwood.org
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Image Number: 5475236

Graphiola leaf spot (Graphiola phoenicis (Moug.) Poit.) (Moug.) Poit.

Photographer:
Monica Elliott
Organization:
University of Florida
Descriptor:
Sign
Description:
The brown spots are not early symptoms of Graphiola leaf spot, but are symptoms of potassium deficiency. The black pustules are sori of Graphiola phoenicis.
Image type:
Field
Image Source:
Symptoms of Palm Diseases and Disorders from ITP
Host:
Canary Island date palm (Phoenix canariensis hort. ex Chabaud)
Project:
Symptoms of Palm Diseases and Disorders

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:

Subject

Kingdom: Fungi
Phylum: Basidiomycota
Subphylum: Ustilaginomycotinia
Class: Exobasidiomycetes
Subclass: Exobasidiomycetidae
Order: Exobasidiales
Family: Graphiolaceae
Genus: Graphiola
Subject: Graphiola phoenicis (Moug.) Poit.

Host

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Liliopsida
Subclass: Arecidae
Order: Arecales
Family: Arecaceae
Genus: Phoenix
Subject: Phoenix canariensis hort. ex Chabaud
Node Affiliation:
USDA APHIS PPQ
Image uploaded:
Saturday, August 18, 2012
Image last updated:
Thursday, October 18, 2012