Crown Fissure-weed,
Crown Fissure-plant
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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
| Northern Flinders (FLB05) | Flinders Lofty Block | Least Concern |
| Central Flinders (FLB06) | | Least Concern |
| Kingoonya (GAW05) | Gawler | Rare (IUCN: RA d(i,ii)) |
| Roxby (GAW07) | | Near Threatened |
| Simpson Desert (SSD02) | Simpson Strzelecki Dunefields | Near Threatened [Habitat] |
| Dieri (SSD03) | | 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 | Rare (IUCN: RA d(ii)) [edge of range] |
| 2 of 6 subregions | Flinders Lofty Block | Least Concern |
| 2 of 8 subregions | Gawler | Near Threatened , Rare |
| 3 of 4 subregions | Simpson Strzelecki Dunefields | Least Concern , Near Threatened |
| 7 of 7 subregions | Stony Plains | Least Concern |
| 4 of 4 subregions | Channel Country | Least Concern |
| Mann-Musgrave Block (CER01) | Central Ranges | Rare (IUCN: RA d(ii)) [edge of range] |
Botanical art
Kath Alcock paintings: 3
Prior names
Kochia coronata
Common names
Crown Fissure-weed
Crown Fissure-plant
Etymology
'Maireana', after the 19th century French botanist Adolphe Lemaire and 'coronata', from Latin coronatus, meaning crowned.
Distribution and status
Usually found in heavy soils in the north and north eastern parts of the State. Native, common in South Australia, Queensland Northern Territory and New South Wales.
Herbarium regions: Lake Eyre, Gairdner-Torrens
AVH map: SA distribution map (external link)
Plant description
Decumbent to erect perennial shrub to approximately 15 cm high. Woolly branches with silky alternate leaves. Flowers densely silky, often in clustered spikes. Flowers and fruits from April to November. Fruits are horny perianth with silky hairs and a crown shape on the upper surface, above a narrow, circular wing. Seeds are ellipsoid to circular, brown, convex seed Seed embryo type is peripheral
Seed collection and propagation
Collect seeds between April and November. Collect dry, papery fruits. Check that they contain well developed seeds before making a collection. Shake or strip fruits into a vessel. Remove twigs and other plant material.
