Dodonaea viscosa
- Illustration and information on the Narrow-leafed Hop Bush, and a map of Australia showing its range.
- http://www.australian-aridlands-botanic-garden.org/general/plants/p_spec/nlhb.htm

Dodonaea vicosa
- Several photographs of this species growing in its natural habitat in Hawaii.
- http://jupiternielsenflameworking.com/hawaiianflora/a_ali_i.html