Digital Flora of Texas: Images of the Ericaceae
   An excellent resource with hundreds of photographs of different species.
   http://www.csdl.tamu.edu/FLORA/imaxxeri.htm

Ericaceae
   Botanical characteristics of this family of evergreen trees and shrubs with many illustrations.
   http://delta-intkey.com/angio/www/ericacea.htm

Ericaceae of Ecuador
   Taxonomic study of this family, with detailed descriptions and photographs of about twenty genera occurring in Ecuador.
   http://www.nybg.org/bsci/res/lut1/

Neotropical Blueberries: The Plant Family Ericaceae
   Taxonomic study by James L. Luteyn and Paola Pedraza-Penalosa of this family with descriptions of about 500 species.
   http://www.nybg.org/bsci/res/lut2/

The Ericaceae
   Members of this family are mostly low shrubs. Images and descriptions of a few of them.
   http://www.botany.hawaii.edu/faculty/carr/eric.htm