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 238 Mitchell Grass Downs Site: 20-6-2 James River Waterholes Level of significance: bioregional Location: 20 25' S 137 33' E; North of Avon Downs Homestead. Area: 69 km2 Map sheet: Avon Downs SF 53-4 Bioregion: Mitchell Grass Downs (MGD) Tenure: Pastoral Lease - Avon Downs (69% of site), Burramurra (15% of site), Soudan (14% of site) Description: This site is the series of semi-permanent waterholes along the channel of the James River between the Barkly Highway and its confluence with the Georgina River (see also site 20-6-1). Criteria satisfied: B1 b1 ii) Taxa of Australian significance: Ixiochlamys integerrima {3K [N]} Taxa of NT significance: Commelina tricarinata {3k}, Corchorus pascuorum {3k}, Fimbristylis D70268 Connells Lagoon {3rC-}, Haloragis glauca forma glauca {3k}, Nymphaea immutabilis subsp. immutabilis {3v}, Rotala tripartita {3r only known in study area from this site} Taxa of Southern NT (study area) significance: Nymphoides aurantiaca {(apparently rare) only known in study area from this site} Taxa of bioregional significance: Goodenia strangfordii {MGD (southern range limit) [S]}, Spermacoce pogostoma {MGD (eastern range limit) [E]} Botanically Significant Waterholes at the site: James River Waterhole, Split Lagoon Vegetation Map Units (mapped as occurring at the site on the 1:1000,000 NT Vegetation Survey Map): Map unit 96 (40 %): Astrebla pectinata (Barley Mitchell grass) grassland. Map unit 62 (59 %): Acacia georginae (Gidyea) low open-woodland with Astrebla pectinata (Bull Mitchell Grass) open-grassland understorey.