Threat category:
At Risk: Naturally Uncommon?Regions:
Northland, Auckland, Waikato, Bay of Plenty, Gisborne, Hawkes Bay, Manawatu-Wanganui, Taranaki, Wellington, Nelson-Tasman, MarlboroughDistribution:
North Island and Marlborough and North West Nelson in South Island
Key Features
- This epiphytic orchid forms tight clumps up to 6 cm wide on canopy branches and trunks of forest trees.
- Roots are numerous and threaded tightly through encrusting lichens and other epiphytic plants.
- The pear-shaped pseudobulbs are conspicuous, and typically 1 cm by 3-4 mm.
- There is usually one erect leaf, with a green upper surface and a purple lower surface.
- The flowers are white to whitish-pink.
Distribution and Habitat
- Bulbophyllum tuberculatum is found in North Island and Marlborough and North West Nelson in South Island.
- This species may be more widespread, as it is easily overlooked.
- This species favours the trunks and inner branches of indigenous trees in lowland or coastal areas.
Threats
- Plant collection.
Management Opportunities
- Survey for new locations.
- Mark known sites.
- Protection of habitat.
- Ensure that forest owners are aware of potential habitats and can recognise the species.
Monitoring Options
- Check existing populations annually.
- Report new locations to DOC.
References
- New Zealand Native Orchid Group https://www.nativeorchids.co.nz
- New Zealand Plant Conservation Network (NZPCN). http://www.nzpcn.org.nz