Seedpods of the Iridaceae Family - Information on the seedheads of members of this family with photographs of several. - http://www.theseedsite.co.uk/podsiridaceae.html
Iridaceae - The characteristics of the Iris family which may include as many as 1800 species. - http://www.theseedsite.co.uk/iridaceae.html
Description of Iridaceae - Habit and leaf form; Anatomy; Morphology; Physiology; Biochemistry; Geography. - http://delta-intkey.com/angio/www/iridacea.htm
The Iridaceae - Information and photographs of several species of this family which comprises of about 80 genera and 1,500 species. - http://www.botany.hawaii.edu/faculty/carr/irid.htm