BioImages: The Virtual Field-Guide (UK)
Gymnosporangium clavariiforme (Jacq.) DC. (European Hawthorn Rust)
Sets of Photographs
These relate to individual finds ("biological records") of the organism.
Gymnosporangium clavariiforme may also be covered by literature listed under:
BioInfo (www.bioinfo.org.uk) has 58 feeding and other relationships of Gymnosporangium clavariiforme (European Hawthorn Rust)