Territory Stories

Plant species and sites of botanical significance in the southern bioregions of the Northern Territory



Plant species and sites of botanical significance in the southern bioregions of the Northern Territory

Other title

Matthew White ... [et al.]


White, Matthew; Albrecht, David; Duguid, Angus W.; Latz, Peter; Hamilton, Mary


E-Publications; PublicationNT; E-Books




Made available via the Publications (Legal Deposit) Act 2004 (NT).; This report provides a benchmark for the conservation status of botanical values in the southern, predominantly arid part of the Northern Territory. It will have many and varied uses, providing information about conservation values to land holders and managers as well as government departments and conservation groups.

Table of contents

Volume 1 : Significant vascular plants -- Volume 2 : Significant sites




Plants -- Northern Territory -- Alice Springs Region; Northern Territory -- Alice Springs Region

Publisher name

Arid Lands Environment Centre

Place of publication

Alice Springs (N.T.)


2 v. : maps ; 30 cm.

File type



0724527842 (v. 1); 0724527850 (v. 2)

Copyright owner

Check within Publication or with content Publisher.

Parent handle


Citation address


Related items

https://hdl.handle.net/10070/601264; https://hdl.handle.net/10070/601266; https://hdl.handle.net/10070/601268

Page content

Volume 2, Part 2, page 140 Great Sandy Desert 6.3 SITES OF BIOREGIONAL SIGNIFICANCE IN THE NT PORTION OF THE GREAT SANDY DESERT BIOREGION Site: 22-1-1 Lake MacKay Level of significance: bioregional Location: 22 18' S 129 5' E; Border of Western Australia and the Northern Territiory. Area: 1394 km2 Map sheets: Lake MacKay SF 52-11 & Highland Rocks SF 52-07 Bioregion: Great Sandy Desert (GSD) Tenure: Freehold - Lake Mackay Aboriginal Land Trust (100% of site) Description: Site includes the extensive series of saline lakes and discharge, straddling the Western Australian and Northern Territory borders. The site includes surrounding dunefields, sandplains and outcropping calcite, travertine and other evaporites. Notes: The Lake Mackay basin requires further botanical exploration and general survey of plant communities. Stackhousia D70123 Lake Mackay is endemic to the site. Criteria satisfied: A1 a ii), A1 b ii), B1 b1 ii) Taxa of Australian significance: Sclerolaena symoniana {3KC- [N]}, Stackhousia D70123 Lake Mackay {1K (border) endemic to/only known from this site} Taxa of NT significance: Acacia wiseana {3r only known in GSD from this site}, Atriplex flabelliformis {3r (border) [E] only known in NT from this site}, Calandrinia pleiopetala {3rC- [W]}, Dicrastylis doranii {3k only known in GSD from this site}, Enneapogon caerulescens var. caerulescens {3r}, Enneapogon intermedius {3k only known in GSD from this site}, Halosarcia calyptrata {3k}, Halosarcia halocnemoides subsp. tenuis {3k}, Heliotropium transforme {3k (border) only known in NT from this site}, Hibiscus arenicola {3k}, Swainsona cyclocarpa {3k}, Trianthema turgidifolia {3k} Taxa of Southern NT (study area) significance: none Taxa of bioregional significance: Eremophila willsii subsp. willsii {GSD (northern range limit) [N]}, Goodenia maideniana {GSD (disjunct)} Other taxa only known in GSD bioregion (NT portion) from this site: Enchylaena tomentosa var. tomentosa, Flaveria australasica, Iseilema dolichotrichum, Ptilotus exaltatus var. exaltatus, Sclerolaena muelleri, Triodia hubbardii {[W]}, Triodia pungens var. pungens Vegetation Map Units (mapped as occurring at the site on the 1:1000,000 NT Vegetation Survey Map): Map unit 112 (55 %): Bare salt pan. Map unit 111 (24 %): Halosarcia (Samphire) low open-shrubland fringing bare salt pans. Map unit 76 (17 %): Triodia pungens (Soft Spinifex), Triodia schinzii (Feathertop Spinifex) hummock grassland with Acacia tall sparse-shrubland overstorey. Map unit 86 (1 %): Triodia pungens (Soft Spinifex) or Triodia basedowii (Hard Spinifex) hummock grassland with Acacia tall sparse-shrubland overstorey between dunes.