Baptisia tinctoria (Horseflyweed)
- Images, plant synonyms, distribution map, and scientific classification. Includes threatened and endangered plant information.
- http://plants.usda.gov/java/profile?symbol=BATI

Baptisia australis (Blue Wild Indigo)
- Includes photos and facts about this plant's physical features, habitat, and range.
- http://www.2bnthewild.com/plants/H352.htm

Baptisia tinctoria (Wild Indigo)
- Basic information and photos of this yellow-blooming wildflower.
- http://www.ct-botanical-society.org/galleries/baptisiatinc.html

Baptisia leucophaea
- Detailed botanical information with close-up photos and information about its habitat.
- http://www.missouriplants.com/Yellowalt/Baptisia_leucophaea_page.html