Cunoniaceae
- Botanical characteristics of this family of trees, shrubs and lianas with technical drawings of Cunonia and Weinmannia.
- http://delta-intkey.com/angio/www/cunoniac.htm

Ceratopetalum gummiferum
- Photograph of the New South Wales Christmas Tree.
- http://www.hear.org/starr/hiplants/images/600max/html/starr_980528_4083_ceratopetalum_gummiferum.htm