Pristiphora monogyniae - Pristiphora monogyniae
Micronematus monogyniae is a sawfly whose larva causes a leaf roll gall on the leaves of Blackthorn.
Wherever Blackthorn is plentiful.
Galls occur in summer and autumn whilst Blackthorn is in leaf.
Widespread, but not well recorded in England.
Status in Leicestershire and Rutland not known.
Leicestershire & Rutland Map
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