Mizzou Botanic Garden
- Living museum in Columbia displaying thousands of plants amongst famous icons, such as Jefferson's original grave marker. Descriptions of the many specialty gardens, visitor information, newsletter, and FAQ.
- http://gardens.missouri.edu/

Missouri Botanical Garden
- Garden in St. Louis renowned for its fundamental botanical research, horticultural displays and education programs. Includes a butterfly house and nature preserve.
- http://www.mobot.org/