An illustrated key to the galls and leaf-mines
of trembling aspen (Populus tremuloides) in central Alberta

This web site provides a complete and illustrated key to twenty-one galling and leaf-mining taxa encountered by Tomas Roslin and Jens Roland in our sampling of 27 patches of aspen forest in the area between Calmar, Drayton Valley and Rocky Mountain House in central Alberta, Canada. For more details, cf. Roslin, T. and Roland, J. 2005. Competitive effects of the forest tent caterpillar on the gallers and leaf-miners of trembling aspen. Ecoscience 12: 172 - 182.

Enter the key

Tomas Roslin
Metapopulation Research Group, Department of Ecology and Systematics, Division of Population Biology, PO Box 65 (Viikinkaari 1), FIN-00014 University of Helsinki, FINLAND

Phone: +358 9 191 57750
FAX: +358 9 191 57694
tomas.roslin@helsinki.fi