Cedar-apple rust

Gymnosporangium juniperi-virginianae

A species of Gymnosporangium

The vividly-colored fruitbodies of cedar-apple rust (Gymnosporangium juniperi-virginianae) might be mistaken for flowers, from a distance. Upon closer inspection they can be identified as fungal growths attacking the fruit of cedar trees. Their microscopic spores can travel up to an astounding 5 miles when carried on the wind and infect cedars quite far away, weakening the trees as they grow.

Odor:

Sour

General Info About Cedar-apple rust

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Attributes of Cedar-apple rust

Spore Print Color

Reddish, orangish

Odor

Sour

Body Color

Yellow

Orange

Flesh Bruises

The flesh or milk does not discolor when bruised or cut.

Growth Form

Clustered

Nutrient Gathering

Parasitic

Substrate

On wood

You can find Cedar-apple rust by these plants:

Eastern red cedar

Endangered Species

How to Identify Cedar-apple rust

Fruiting Body

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Habitat of Cedar-apple rust

Cedar-apple rust is a pathogen fungus that occurs anywhere where apples, crabapples (Malus spp.), and Eastern red-cedar (Juniperus virginiana) grow. The fungus forms its fruitbody on leaves, twigs, and branches of infected trees.

Scientific Classification of Cedar-apple rust

Phylum

Club fungi