Yahoo! Groups : Lilium
Open discussion group for growing, hybridising and propagating lilies and hybrids.

Plants For A Future
Search results for Lilium in the PFAF database.

Michigan Regional Lily Society
Includes details of activities, photographs, links, information about shows.

The Lily Nook - Articles
Features articles and links to online resources about lilies.

Hybrids of the Genus Lilium
Listing of the hybrids in the RHS register of lilies, with details and origin of each variety.