Phyllocnistis insignis

Frey & Boll, 1876

Sort #: 342 | P #: 330374 | MPG #: 846
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Larval feeding type: A very long winding upperside leaf-mine, pupating at the end of the mine
Larval substrate: Erechtites hieraciifolius* (American Burnweed), Senecio (Ragwort), Arnoglossum atriplicifolium (Pale Indian Plantain), Ligularia dentata* (Summer Ragwort), Packera aurea* (Golden Ragwort), Packera obovata* (Running Groundsel, Roundleaf Ragwort), Packera paupercula* (Balsam Groundsel), Tussilago farfara* (Coltsfoot), Petasites* (Butterbur)
Phenology: Adult: 7/09 to 7/10 and 9/06 to 10/20 (6 records)

Comment: See Eiseman, C. J.Lep.Soc. 68(4):295-296 for new hostplant reports

Status in MA (automated assessment): Widespread, very common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1905
Last Year Reported: 2026

Distribution by County: Berkshire, Hampden, Hampshire, Franklin, Worcester, Middlesex, Essex, Suffolk, Norfolk, Plymouth, Barnstable, Nantucket
Number of Records: 132