Seeds of South Australia
Gunniopsis tenuifolia (Aizoaceae)
Narrow-leaf Pigface
List of species for Gunniopsis
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Seed collecting:
June, October to March
Herbarium regions:
Lake Eyre, Flinders Ranges
NRM region:
South Australian Arid Lands
IBRA regions
Northern Flinders (FLB05)Flinders Lofty Block
 Rare   (IUCN: RA d(i,ii))   [localised around Leigh Ck; specific habitat' breakaway country]
Torrens (GAW06)Gawler
 Rare   (IUCN: RA d(i,ii))   [specific habitat' breakaway country]
Breakaways (STP01)Stony Plains
 Near Threatened   [specific habitat' breakaway country]
Oodnadatta (STP02) 
 Rare   (IUCN: RA d(ii))   [specific habitat' breakaway country]
Murnpeowie (STP03) 
 Near Threatened   [specific habitat' breakaway country]
Baltana (STP07) 
 Rare   (IUCN: RA d(ii))   [specific habitat' breakaway country]
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 Gunniopsis]
Name derivation:
Gunniopsis from the genus Gunnia named after Ronald Campbell Gunn (1808-1881), a Tasmania botanist and from the Greek 'opsis' meaning resembling; alluding to the resembles of the genus to the genus GunniaTenuifolia from the Latin 'tenuis' meaning slender and 'folium' meaning a leaf; referring to the species having slender leaves.
Distribution:
Endemic to South Australia and found from Leigh Creek north-west to the Arkaringa Hills, growing on stony slopes of low hills, clay flats and depressions subject to periodic flooding and  light brown clay flats under open mallee woodland.
Status:
Native. Uncommon in South Australia.
Plant description:
Perennial rounded glabrous shrub to 1 m high with reddish tinge branches. Leaves terete, minutely papillose, villous hairs at base, yellow-green, to 62 mm long and 2 mm. Flower small, pedicellate, distinctly aggregated into a small terminal flower spike, outside surface green to reddish, inside surface yellow-gree. Flowering between August and January.
Fruit type:
Brown capsule to 6.5 mm long, with 2 valves.
Seed type:
Small black reniform seed to 0.1.2 mm long, covered with small round tubercules.
Embryo type:
Peripheral.
Seed collecting:
Pick mature capsules when they turn a straw colour and contain hard dark seeds.
Seed cleaning:
Place the capsules in a tray and leave to dry for at least a week. Then rub the dried capsules 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.
Seed viability:
From one collection, the seed viability was high, at 90%.
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA 
MSB
3000 (2.32 g)
3000 (2.32 g)
3014-Dec-2010DJD2073
Lake Eyre
1-Jan-201290%-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.