- Large tree (up to 25 m) with soft, papery, white bark, and bright green leaves that have twisted, pointed tips.
- Flowers are small and white.
- Young plants sometimes establish as epiphytes, for instance on tree ferns.
Distribution and Habitat
- Te Paki Ecological District in the far north of the Aupori Peninsula, Northland.
- Occurs in mixed broadleaved forest, mostly in forest remnants in gully bottoms.
- Habitat modification and loss.
- Regeneration failure.
- Disturbance of young plants by pigs.
- Browse by possums, horses and cattle.
- Hybridisation with northern rata.
- Survey for new locations.
- Mark known sites.
- Protection of habitat from development or fire.
- Stock fence areas where Bartlett’s rata grows.
- Collar trees to prevent possum browse.
- Possum control by poisoning or trapping.
- Pig control by hunting.
- Construct animal exclosures to enhance seedling establishment.
- Ensure that forest owners are aware of potential habitats and can recognise the species.
- Check for regeneration.
- Monitor individual trees for browsing damage.
- Report new locations to DOC, NZPCN.
Further Information and Support
- New Zealand Plant Conservation Network (NZPCN). http://www.nzpcn.org.nz
- Pest control - Department of Conservation, Regional Councils.
- Dopson et al. (1999). The conservation requirements of New Zealand’s nationally threatened vascular plants. Threatened Species Occasional Publication 13. Department of Conservation, Wellington.
- Wilson & Given (1989). Threatened plants of New Zealand. DSIR Publishing, Wellington.
- Peter de Lange, Peter Heenan, David Norton, Jeremy Rolfe and John Sawyer (2010). Threatened Plants of New Zealand. Canterbury University Press, Christchurch. 472 pp.