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Regional Species Conservation Assessments per IBRA subregion.
Least concern
Near threatened
Rare
Vulnerable
Endangered
Critically endangered
Extinct
Data deficient
Adelaide
Arkaroola
Ceduna
Coober Pedy
Hawker
Innamincka
Marla
Marree
Mount Gambier
Oodnadatta
Renmark
Wudinna
Keith
Yunta
Display IBRA region text
| Kangaroo Island (KAN01) | Kanmantoo | Endangered (IUCN: EN D) [all records in Kingscote; ~ 100 plants; edge of range; mowing/spraying: threats] |
| Mount Lofty Ranges (FLB01) | Flinders Lofty Block | Data Deficient [may be incorrectly located] |
| Broughton (FLB02) | | Rare (IUCN: RA d(i,ii)) |
| Olary Spur (FLB03) | | Rare (IUCN: RA d(i,ii)) |
| Southern Flinders (FLB04) | | Least Concern |
| Southern Yorke (EYB01) | Eyre Yorke Block | Least Concern |
| St Vincent (EYB02) | | Least Concern |
| Eyre Hills (EYB03) | | Least Concern |
| Talia (EYB04) | | Least Concern |
| Eyre Mallee (EYB05) | | Least Concern |
| South Olary Plain (MDD01) | Murray Darling Depression | Near Threatened (Probable Decline) [edge of range] |
| Murray Mallee (MDD02) | | Least Concern |
| Braemer (MDD07) | | Rare (IUCN: RA d(i,ii)) |
| Murray Scroll Belt (RIV06) | Riverina | Vulnerable (IUCN: VU B2ab(i,ii,iii)) (Probable Decline) |
| Myall Plains (GAW01) | Gawler | Least Concern |
| Gawler Volcanics (GAW02) | | Least Concern |
| Gawler Lakes (GAW03) | | Least Concern |
| Arcoona Plateau (GAW04) | | Least Concern |
| Maralinga (GVD03) | Great Victoria Desert | Rare (IUCN: RA d(ii)) |
| Yellabinna (GVD06) | | Least Concern |
| Nullarbor Plain (NUL02) | Nullarbor | Least Concern |
| Yalata (NUL03) | | Least Concern |
| Hampton (HAM01) | Hampton | Least Concern |
| Bimbowrie (BHC05) | Broken Hill Complex | Rare (IUCN: RA d(i,ii)) |
| Kangaroo Island (KAN01) | Kanmantoo | Endangered (IUCN: EN D) [all records in Kingscote; ~ 100 plants; edge of range; mowing/spraying: threats] |
| 4 of 6 subregions | Flinders Lofty Block | Least Concern , Rare , Data Deficient |
| 5 of 5 subregions | Eyre Yorke Block | Least Concern |
| 3 of 6 subregions | Murray Darling Depression | Least Concern , Near Threatened , Rare |
| Murray Scroll Belt (RIV06) | Riverina | Vulnerable (IUCN: VU B2ab(i,ii,iii)) (Probable Decline) |
| 4 of 8 subregions | Gawler | Least Concern |
| 2 of 4 subregions | Great Victoria Desert | Least Concern , Rare |
| 2 of 3 subregions | Nullarbor | Least Concern |
| Hampton (HAM01) | Hampton | Least Concern |
| Bimbowrie (BHC05) | Broken Hill Complex | Rare (IUCN: RA d(i,ii)) |
Botanical art
Kath Alcock paintings: 4
Prior names
Zanthoxylum australasicum
Geijera parviflora var. crassifolia
Eriostemon linearifolius
Common names
Oil Bush
Sheep Bush
Etymology
'Geijera' after the 17th century Swedish botanist J.D. Geijer and 'linearfolia' linear leaf.
Distribution and status
Grows on sandy and clay soils, rocky limestone, flats and edges of salt lakes. Native
Herbarium regions: Nullarbor, Flinders Ranges, Eyre Peninsula, Northern Lofty, Murray, Yorke Peninsula, Kangaroo Island
AVH map: SA distribution map (external link)
Plant description
Erect much-branched shrub or tree, 1-3 m high. Leaves linear-oblong, 20-50 x 3-6 mm, glabrescent. Inflorescence a many-branched dichasial cyme, 1-3 cm long, petals spreading, ovate, 1.5-2 mm long, white, green. Flowering August-October. Fruits are cocci 4-6 x 3-4 mm Seeds are seeds ovoid, 3-5.5 x 2.5-3.5 mm, black and shining
| Location | No. of seeds
(weight grams) | Number
of plants | Date
collected | Collection number
Collection location | Date
stored | % Viability | Storage
temperature |
MSB |
1,880 (43.24 g) | 24 | 8-Feb-2006 | DJD381
Eyre Peninsula | | | |
| BGA | 1,860 (62.4 g) | 50+ | 7-Mar-2006 | DJD425
Yorke Peninsula | 8-Aug-2006 | 70% | -18°C |
Location: BGA — the seeds are stored at the Adelaide Botanic Gardens, MSB — the seeds are stored at the Millennium Seed Bank, Kew, England.
Number of plants: This is the number of plants from which the seeds were collected.
Collection location: The Herbarium of South Australia's region name.
% Viability: Percentage of filled healthy seeds determined by a cut test or x-ray.
