Callitris glaucophylla
- Illustration and information on the Northern Cypress Pine, and a map of Australia showing its range.
- http://www.australian-aridlands-botanic-garden.org/general/plants/p_spec/ncp.htm

Callitris
- Descriptions and images of the Australian-cypresses.
- http://www.conifers.org/cu/call/

Callitris intratropica
- Description, images, and use of the essential oil.
- http://www.bluecypress.com/callitris.htm

Callitris rhomboidea
- Description, range, and image of the Port Jackson Pine.
- http://www.anbg.gov.au/anbg/conifers/callitris-rhomboidea.html