Capsicum
Links
The Chile Pepper Institute
http://www.chilepepperinstitute.org/
Non-profit organization devoted to education, research, publication and archiving information related to capsicums or chile peppers. Also seeks to preserve chile germplasm, of both cultivated and wild species.
Capsicum Varieties Database
http://www.g6csy.net/chile/database.html
Description of the varieties of chile pepper plants in the genus including photos.