Seeds of South Australia
Acacia brachystachya (Leguminosae)
Umbrella Mulga
List of species for Acacia
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Herbarium regions:
North Western, Lake Eyre, Nullarbor, Gairdner-Torrens, Flinders Ranges, Eastern, Eyre Peninsula
NRM regions:
Alinytjara Wilurara, Eyre Peninsula, South Australian Arid Lands
IBRA regions
SUMMARY
Northern Flinders (FLB05)Flinders Lofty Block
 Least Concern
Central Flinders (FLB06) 
 Least Concern
Myall Plains (GAW01)Gawler
 Rare   (IUCN: RA d(ii))
Gawler Volcanics (GAW02) 
 Rare   (IUCN: RA d(ii))
Gawler Lakes (GAW03) 
 Rare   (IUCN: RA d(ii))
Arcoona Plateau (GAW04) 
 Rare   (IUCN: RA d(ii))
Kingoonya (GAW05) 
 Least Concern
Torrens (GAW06) 
 Least Concern
Roxby (GAW07) 
 Least Concern
Commonwealth Hill (GAW08) 
 Least Concern
Maralinga (GVD03)Great Victoria Desert
 Least Concern   [undercollected]
Tallaringa (GVD05) 
 Least Concern
Yellabinna (GVD06) 
 Rare   (IUCN: RA d(ii))   (Probable Decline)
Curnamona (BHC06)Broken Hill Complex
 Data Deficient   [DD ]
Dieri (SSD03)Simpson Strzelecki Dunefields
 Near Threatened
Strzelecki Desert (SSD05) 
 Near Threatened
Breakaways (STP01)Stony Plains
 Least Concern
Oodnadatta (STP02) 
 Least Concern
Murnpeowie (STP03) 
 Least Concern
Sturt Stony Desert (CHC02)Channel Country
 Near Threatened
Diamantina-Eyre (CHC04) 
 Near Threatened
Coongie (CHC06) 
 Near Threatened
Mann-Musgrave Block (CER01)Central Ranges
 Least Concern
Tieyon (FIN03)Finke
 Least Concern
Pedirka (FIN04) 
 Least Concern
IBRA regions
DISPLAY ALL
2 of 6 subregionsFlinders Lofty BlockLeast Concern
8 of 8 subregionsGawlerLeast Concern
, Rare
3 of 4 subregionsGreat Victoria DesertLeast Concern
, Rare
Curnamona (BHC06)Broken Hill ComplexData Deficient
  [DD ]
2 of 4 subregionsSimpson Strzelecki DunefieldsNear Threatened
3 of 7 subregionsStony PlainsLeast Concern
3 of 4 subregionsChannel CountryNear Threatened
Mann-Musgrave Block (CER01)Central RangesLeast Concern
2 of 2 subregionsFinkeLeast Concern
RSCA map:
Regional Species Conservation Assessments per IBRA subregion. Please click the thumbnail map.
AVH map:
Australian distribution map (external link)
SA Census:
Census of South Australian plants (external link)     [genus Acacia]
Name derivation:
Brachystachya from the Greek 'brachys' meaning short and 'stachys' meaning a spike; referring to the short male inflorescences.