Image Number: 5174029

Photographer:
Descriptor:
Sign
Description:
this disease is believed to be transmitted by the Rhododendron Leafhopper, Graphocephala fennahi, laying it's eggs in slits in the flower buds, providing a point of entry for the fungus. Garden pest that kills flower buds before maturity. Spore-producing bodies visible as little stalks with knobs at end (synnema releasing conidia).
Image type:
Field

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Image location:
Boulevard Park, Seattle, Washington, United States

Subject

Kingdom: Fungi
Phylum: Ascomycota
Class: Incertae sedis
Order: Incertae sedis
Family: Incertae sedis
Genus: Pycnostysanus
Subject: Pycnostysanus azaleae (Peck) E.W. Mason

Host

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Dilleniidae
Order: Ericales
Family: Ericaceae
Genus: Rhododendron
Subject: Rhododendron spp. L.
Node Affiliation:
Image uploaded:
Wednesday, March 7, 2007
Image last updated:
Monday, April 9, 2007