Plant species and sites of botanical significance in the southern bioregions of the Northern Territory
Matthew White ... [et al.]
White, Matthew; Albrecht, David; Duguid, Angus W.; Latz, Peter; Hamilton, Mary
E-Publications; PublicationNT; E-Books
2000-12-00
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.
Volume 1 : Significant vascular plants -- Volume 2 : Significant sites
English
Plants -- Northern Territory -- Alice Springs Region; Northern Territory -- Alice Springs Region
Arid Lands Environment Centre
Alice Springs (N.T.)
2 v. : maps ; 30 cm.
application/pdf.
0724527842 (v. 1); 0724527850 (v. 2)
Check within Publication or with content Publisher.
https://hdl.handle.net/10070/243744
https://hdl.handle.net/10070/601270
https://hdl.handle.net/10070/601264; https://hdl.handle.net/10070/601266; https://hdl.handle.net/10070/601268
Volume 2 , Part 2, page 178 MacDonnell Ranges Site: 23-3-7 Glen Helen Level of significance: national Location: 23 41' S 132 42' E; Western Madonnell Ranges - Glen Helen Homestead Area: 107 km2 Map sheet: Hermannsburg SF 53-13 Bioregion: MacDonnell Ranges (MAC) Tenure: West Macdonnell Ranges National Park (94% of site); Freehold - Rodna Aboriginal Land Trust (5% of site) Description: This site incorporates the confluence of Ormiston and Davenport Creeks and most of the catchments of Pioneer Creek. It also includes the Gorge of the Finke immediately south of Glen Helen. The site is mainly comprised of alluvial deposits adjacent to the Finke River and its tributaries and low rounded foothills. Notes: The botanical values of this site are concentrated on the Finke River Gorge at Glen Helen and two active Mound springs. Cattle remain a threat to both mound Springs. Criteria satisfied: B1 b i), B1 b2 i) Taxa of Australian significance: Cratystylis A36062 Glen Helen {3RC-}, Goodenia anfracta {3KC- only known in MAC from this site}, Kohautia australiensis {3KC-}, Lomandra patens {3RCa}, Samolus eremaeus {3KC-}, Sedopsis filsonii {3RC-}, Wrixonia schultzii {3VC- [S]}, Zygophyllum crassissimum {3KC- [N]} Taxa of NT significance: Hibbertia glaberrima {3rCa}, Juncus kraussii subsp. australiensis {3rC-}, Lawrencia squamata {3k only known in MAC from this site}, Maireana brevifolia {3rC-}, Maireana carnosa {3rC-}, Maireana lobiflora {3k}, Maireana schistocarpa {3k}, Ophioglossum polyphyllum {3rC-}, Sclerostegia disarticulata {3rC-}, Senecio cunninghamii var. serratus {3r}, Spartothamnella puberula {3rC-}, Verbena macrostachya {3k} Taxa of Southern NT (study area) significance: Bothriochloa bladhii subsp. bladhii {(disjunct)}, Eriochloa procera {(disjunct & apparently rare) only known in study area from this site}, Fimbristylis sieberana {(disjunct)}, Imperata cylindrica {(disjunct & apparently rare)}, Phragmites australis {(disjunct & apparently rare)}, Sporobolus virginicus {(disjunct) only known in MAC from this site} Taxa of bioregional significance: Alectryon oleifolius subsp. elongatus {MAC (disjunct )}, Cyperus exaltatus {MAC (disjunct)}, Cyperus polystachyos {MAC (disjunct)}, Nicotiana excelsior {MAC (northern range limit) [N]}, Persicaria lapathifolia {MAC (disjunct)}, Polymeria ambigua {MAC (disjunct and southern range limit) [S]}, Radyera farragei {MAC (disjunct)} Other taxa only known in MAC bioregion from this site: Maireana luehmannii Type locations of the following were collected from the site: Ipomoea racemigera, Samolus eremaeus (1955) Vegetation Map Units (mapped as occurring at the site on the 1:1000,000 NT Vegetation Survey Map): Map unit 92 (93 %): Triodia brizoides (Hillside Spinifex) hummock grassland with mixed species low open-woodland overstorey. Map unit 87 (1 %): Triodia (Spinifex) open-hummock grassland with Acacia aneura tall sparse-shrubland overstorey. Map unit 69 (4 %): Acacia aneura (Mulga) tall sparse-shrubland with Aristida contorta (Bunched Kerosene Grass) or Triodia open-tussock/hummock grassland understorey.