Oat Nineawn,
Common Bottle-washers
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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
| Olary Spur (FLB03) | Flinders Lofty Block | Least Concern (Probable Increase) |
| Southern Flinders (FLB04) | | Rare (IUCN: RA d(ii)) (Probable Increase) |
| Northern Flinders (FLB05) | | Least Concern |
| Central Flinders (FLB06) | | Least Concern |
| South Olary Plain (MDD01) | Murray Darling Depression | Rare (IUCN: RA d(i)) [under recorded] |
| Murray Mallee (MDD02) | | Rare (IUCN: RA d(i,ii)) |
| Lowan Mallee (MDD04) | | Rare (IUCN: RA d(i,ii)) [edge of range] |
| Braemer (MDD07) | | Least Concern (Probable Increase) |
| Murray Scroll Belt (RIV06) | Riverina | Rare (IUCN: RA d(i)) [under recorded] |
| Myall Plains (GAW01) | Gawler | Least Concern |
| Gawler Volcanics (GAW02) | | Rare (IUCN: RA d(ii)) |
| Gawler Lakes (GAW03) | | Least Concern |
| Arcoona Plateau (GAW04) | | Least Concern |
| Kingoonya (GAW05) | | Least Concern |
| Torrens (GAW06) | | Least Concern |
| Roxby (GAW07) | | Least Concern |
| Commonwealth Hill (GAW08) | | Least Concern |
| Maralinga (GVD03) | Great Victoria Desert | Least Concern |
| Kintore (GVD04) | | Least Concern |
| Tallaringa (GVD05) | | Least Concern |
| Yellabinna (GVD06) | | Least Concern |
| Carlisle (NUL01) | Nullarbor | Least Concern |
| Nullarbor Plain (NUL02) | | Least Concern |
| Barrier Range (BHC01) | Broken Hill Complex | Least Concern (Probable Increase) |
| Barrier Range Outwash (BHC04) | | Least Concern (Probable Increase) |
| Bimbowrie (BHC05) | | Least Concern (Probable Increase) |
| Curnamona (BHC06) | | Least Concern (Probable Increase) |
| Simpson Desert (SSD02) | Simpson Strzelecki Dunefields | Least Concern |
| Dieri (SSD03) | | Least Concern |
| Warriner (SSD04) | | Least Concern |
| Strzelecki Desert (SSD05) | | Least Concern |
| Breakaways (STP01) | Stony Plains | Least Concern |
| Oodnadatta (STP02) | | Least Concern |
| Murnpeowie (STP03) | | Least Concern |
| Peake-Dennison Inlier (STP04) | | Least Concern |
| Macumba (STP05) | | Least Concern |
| Witjira (STP06) | | Least Concern |
| Baltana (STP07) | | Least Concern |
| Sturt Stony Desert (CHC02) | Channel Country | Least Concern |
| Diamantina-Eyre (CHC04) | | Least Concern |
| Coongie (CHC06) | | Least Concern |
| Lake Pure (CHC07) | | Least Concern |
| Mann-Musgrave Block (CER01) | Central Ranges | Least Concern |
| Watarru (CER02) | | Least Concern |
| Everard Block (CER03) | | Least Concern |
| Tieyon (FIN03) | Finke | Least Concern |
| Pedirka (FIN04) | | Least Concern |
| 4 of 6 subregions | Flinders Lofty Block | Least Concern , Rare |
| 4 of 6 subregions | Murray Darling Depression | Least Concern , Rare |
| Murray Scroll Belt (RIV06) | Riverina | Rare (IUCN: RA d(i)) [under recorded] |
| 8 of 8 subregions | Gawler | Least Concern , Rare |
| 4 of 4 subregions | Great Victoria Desert | Least Concern |
| 2 of 3 subregions | Nullarbor | Least Concern |
| 4 of 4 subregions | Broken Hill Complex | Least Concern |
| 4 of 4 subregions | Simpson Strzelecki Dunefields | Least Concern |
| 7 of 7 subregions | Stony Plains | Least Concern |
| 4 of 4 subregions | Channel Country | Least Concern |
| 3 of 3 subregions | Central Ranges | Least Concern |
| 2 of 2 subregions | Finke | Least Concern |
Botanical art
Kath Alcock paintings: 5
Prior names
Pappophorum avenaceum
Common names
Oat Nineawn
Common Bottle-washers
Etymology
Enneapogon from 'ennea' meaning nine and 'pogon' meaning beard; referring to the 9 awns on the back of the lemmas
Distribution and status
Herbarium regions: North Western, Lake Eyre, Nullarbor, Gairdner-Torrens, Flinders Ranges, Eastern, Eyre Peninsula, Murray
AVH map: SA distribution map (external link)
| Location | No. of seeds
(weight grams) | Number
of plants | Date
collected | Collection number
Collection location | Date
stored | % Viability | Storage
temperature | | BGA | 11,700 (34.83 g) | | 30-Aug-2016 | DJD3370
North Western | 1-Nov-2017 | 80% | -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.
Germination table:
Display
| Date | Result | T0 | T50 | Pre-treatment | Germination medium | Incubator: Photoperiod / Thermoperiod |
| Jul-17 | 90% | 7 | 14 |
caryopses excised, 500 mg/L gibberellic acid for 24 h;
1% agar;
Incubated under spring/autumn conditions |
| Jul-17 | 86% | 7 | 7 |
caryopses excised, 500 mg/L gibberellic acid for 24 h;
1% agar;
Incubated under winter conditions |
Result: Maximum percentage of germination observed.
T0: Number of days before first germinant observed.
T50: Number of days to achieve 50% germination.
Pre-treatment: The initial treatment that the seeds received prior to placement on germination media.
Germination medium: The substrate that seeds were placed on for the duration of the germination experiment.
Incubator conditions:
Photoperiod: The duration of light exposure that the seeds were subject to during a 24 hour period.
Thermoperiod: The constant or diurnal temperatures that seeds were subject to during a 24 hour period.
Winter conditions: 15°C 20 h (3am→11pm); 5°C 4 h (11pm→3am) / 10 h light (8am→6pm); 14 h dark (6pm→8am)
Spring/Autumn conditions: 22°C 12 h (8am→8pm); 10°C 12 h (8pm→8am) / 12 h light (8am→8pm); 12 h dark (8pm→8am)
Summer conditions: 30°C 14 h (6am→8pm); 15°C 10 h (8pm→6am) / 14 h light (6am→8pm); 10 h dark (8pm→6am)
