Plant Health R

Host genus Fungal species Symptoms and notes
Rhynchospora Ustanciosporium gigantosporum Ovary smut, causing dwarfing of infected shoots
Ribes Puccinia ribesii-pendulae Rust of stems and petioles; dubiously present in Britain due to morphologically similar species also reported from this host
Rosa Elsinoë rosarum Anthracnose spots on leaves and stems
Rubus Elsinoë veneta Anthracnose lesions of stems, causing death of the cane if uncontrolled. Primarily associated with R. idaeus and hybrids.
  Phragmidium violaceum Rust of leaves
Ruscus Phaeosphaeriopsis glaucopunctata Associated with death of cladodes and dieback of shoots

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith