Woody, tapered stem swelling (192) ....... Neolasioptera perfoliata (Felt)

Swellings appear near the upper part of the flowering stems. Larvae overwinter in the stems. Hosts: E. hyssopifolium, E. perfoliatum. Distr.: Massachusetts to Virginia.

Mikania
...
Larva in tapered stem swelling...Neolasioptera sp.

Larvae overwinter in the stems. Host: M. scandens. Distr.: Connecticut and New York.

[adults from the galls on Mikania were subsequently reared and identified to species in later work]

[table entry indicating that adult(s) were reared from gall(s) on Mikania scandens during this study, and identified to species]

...from oval stem gall on Eupatorium perfoliatum.