Heart-shaped Fruit Saltbush,
Marsh Saltbush
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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
Bridgewater (NCP01) | Naracoorte Coastal Plain | Near Threatened [edge of range] |
Kangaroo Island (KAN01) | Kanmantoo | Least Concern |
Fleurieu (KAN02) | | Least Concern [lots found on cliffs] |
Mount Lofty Ranges (FLB01) | Flinders Lofty Block | 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 |
Murray Mallee (MDD02) | Murray Darling Depression | Rare (IUCN: RA d(i,ii)) [edge of range] |
Murray Lakes and Coorong (MDD03) | | Least Concern |
Myall Plains (GAW01) | Gawler | Rare (IUCN: RA d(ii)) |
Gawler Lakes (GAW03) | | Rare (IUCN: RA d(i,ii)) |
Arcoona Plateau (GAW04) | | Rare (IUCN: RA d(i,ii)) |
Yellabinna (GVD06) | Great Victoria Desert | Rare (IUCN: RA d(ii)) |
Nullarbor Plain (NUL02) | Nullarbor | Least Concern |
Yalata (NUL03) | | Least Concern |
Hampton (HAM01) | Hampton | Least Concern |
Bridgewater (NCP01) | Naracoorte Coastal Plain | Near Threatened [edge of range] |
2 of 2 subregions | Kanmantoo | Least Concern |
Mount Lofty Ranges (FLB01) | Flinders Lofty Block | Least Concern |
5 of 5 subregions | Eyre Yorke Block | Least Concern |
2 of 6 subregions | Murray Darling Depression | Least Concern , Rare |
3 of 8 subregions | Gawler | Rare |
Yellabinna (GVD06) | Great Victoria Desert | Rare (IUCN: RA d(ii)) |
2 of 3 subregions | Nullarbor | Least Concern |
Hampton (HAM01) | Hampton | Least Concern |
Botanical art
Kath Alcock paintings: 2
Prior names
Atriplex paludosa, s.l.
Atriplex paludosa var. cordivalvis
Atriplex paludosa var. cordata
Pachypharynx acuminata
Atriplex paludosa var. acuticordata
Atriplex reniformis
Common names
Heart-shaped Fruit Saltbush
Marsh Saltbush
Etymology
Atriplex from the Latin 'atriplexum' meaning an orache, a saltbush; an Ancient Latin name for this plant. Paludosa from the Latin 'paludosus' meaning marshy, referring to the type species growing on fringes of coastal and near-coastal saltmarshes. Cordata from the Latin 'cordatus' meaning heart-shaped, referring to the shape of the fruit in this subspecies.
Distribution and status
Found along the coast in South Australia, from the Nullarbor to the upper South-east, growing on limestone cliffs and coastal stable dunes. Also found in Western Australia. Native. Common in South Australia. Uncommon in Western Australia.
Herbarium regions: Nullarbor, Eyre Peninsula, Northern Lofty, Murray, Yorke Peninsula, Southern Lofty, Kangaroo Island, South Eastern, Green Adelaide
NRM regions: Adelaide and Mount Lofty Ranges, Alinytjara Wilurara, Eyre Peninsula, Kangaroo Island, Northern and Yorke, South Australian Murray-Darling Basin, South East
AVH map: SA distribution map (external link)
Plant description
Erect shrub to 1 m high. Leaves very narrow-elliptic, acute, entire; scaly all over with leaf blade to 25 mm long and 4 mm wide. Male flowers in clusters along a spike; female flowers in dense panicles. This subspecies differs from the other subspecies found in South Australia by being an erect shrub with leaves that are scaly all over, compared to Atriplex paluoda ssp. paludosa which is a decumbent shrub with leaves that are glabrous above. Flowering throughout the year. Fruits are heart-shaped fruit to 10 mm long and 12 mm wide; acute, truncate to cordate at the base. Seed embryo type is peripheral.
Seed collection and propagation
Collect seeds between January and December. Collect fruits that are starting to dry or and turn brown. Fruits can be collected directly from the bush or from the ground underneath Place the fruits in a tray and leave to dry for one to two weeks. No cleaning is required if only the fruits are collected. The seed can be stored in the fruit or can be cleaned further. Rub the fruit gently by hand to dislodge the seeds. Use a sieve to separate the unwanted material. Store the seeds with a desiccant such as dried silica beads or dry rice, in an air tight container in a cool and dry place.
Germination table:
Display
Date | Result | T0 | T50 | Pre-treatment | Germination medium | Incubator: Photoperiod / Thermoperiod |
Aug-14 | 100% | 15 | 24 |
1% agar; Incubated under spring/autumn conditions |
Aug-14 | 92% | 7 | 15 |
seeds excised from fruit; 1% agar; Incubated under spring/autumn 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)