SCIENTIFIC NAME: MELAMPSORELLA SYMPHYTI
VERNACULAR NAME: COMFREY RUST

Fig 1
DESCRIPTION When found this species is usually in great numbers. Look for numerous powdery orange pustules on the underside of leaves of infected plants.
SPORES

Orange-yellow, globose to sub-globose, with spines. (Link)

HABITAT On leaves of various Comfrey species.
SEASON Frequent. April to August.

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