HOSTS brings together an enormous body of information on what the world's butterfly and moth (Lepidoptera) caterpillars eat. The web-based version presented here offers a synoptic data set drawn from about 180,000 records comprising taxonomically 'cleaned' hostplant data for about 22,000 Lepidoptera species drawn from about 1600 published and manuscript sources.

Author: Natural History Museum

http://www.nhm.ac.uk/research-curation/research/projects/hostplants/