The World Wide Web has many resources for the plant enthusiast.  Making sense out of the diversity of interests and specialties related to the Plant Kingdom is no easy task.  Here is a good cross-sample of what's available.  Start here for ideas and then use a good search engine to find even more sites.

If you're looking for software to organize, label, sort, and publish your own collection of plants and pictures, take a look at   The Compleat Botanica.

Buddleja 'Harlequin'