Food Plant: Petasites fragrans (Winter Heliotrope), P.hybridus (Butterbur), Tussilago farfara (Colt's-foot)

Mine: Summer, early Autumn

Notes: A long narrow mine, widening at the end and often forming a secondary blotch (as shown)

Data: 04.ix.2009, Rosebank, North Lanarkshire, VC77

Image:© Martin Townsend