Medicinal Plant & Flower Image Gallery
http://healthyherbs.about.com/cs/imagegallery/
Alternative Nature Online Herbal
www.altnature.com/gallery/
CalPhotos: Plants
http://calphotos.berkeley.edu/flora/
Horizon Herbs
http://www.horizonherbs.com/
UW Medicinal Herb Garden
http://nnlm.gov/pnr/uwmhg/
Tropical Plant Database
http://rain-tree.com/plants.htm