The Nyctaginaceae The Nyctaginaceae: herbs, shrubs, and trees comprising 30 genera and... (Nyctaginaceae) http://www.botany.hawaii.edu/faculty/carr/nyctagin.htm
Description of Nyctaginaceae Description of Nyctaginaceae: Habit and leaf form; Anatomy; Morphology; Physiology; Biochemistry; Geography. (Nyctaginaceae) http://biodiversity.uno.edu/delta/angio/www/nyctagin.htm