Seeds of South Australia
Rytidosperma semiannulare (Gramineae)
Wetland Wallaby-grass
List of species for Rytidosperma
Click on an image to enlarge it
Herbarium regions:
Northern Lofty, Murray, Southern Lofty, Kangaroo Island, South Eastern
NRM regions:
Adelaide and Mount Lofty Ranges, Kangaroo Island, South Australian Murray-Darling Basin, South East
IBRA regions
Mount Gambier (SVP02)Southern Volcanic Plain
 Rare   (IUCN: RA d(ii))
Bridgewater (NCP01)Naracoorte Coastal Plain
 Rare   (IUCN: RA d(ii))   (Probable Decline)
Glenelg Plain (NCP02) 
 Near Threatened
Lucindale (NCP03) 
 Rare   (IUCN: RA d(ii))   (Probable Decline)
Kangaroo Island (KAN01)Kanmantoo
 Vulnerable   (IUCN: VU D2)   [(no records) near swamps/riparian habitat; climate change a threat]
Fleurieu (KAN02) 
 Rare   (IUCN: RA d(ii))   [in protected areas; near swamps/riparian habitat; climate change a threat]
Mount Lofty Ranges (FLB01)Flinders Lofty Block
 Vulnerable   (IUCN: VU B2ab(iii); D2)   (Probable Decline)   [no large pops known; near swamps/riparian habitat; climate change a threat]
Lowan Mallee (MDD04)Murray Darling Depression
 Rare   (IUCN: RA d(i,ii))   [atypical habitat and location]
Wimmera (MDD05) 
 Vulnerable   (IUCN: VU B2ab(i,ii,iii))   (Probable Decline)   [edge of range]
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 Rytidosperma]
Seeds stored:
LocationNo. of seeds
(weight grams)
Number
of plants
Date
collected
Collection number
Collection location
Date
stored
% ViabilityStorage
temperature
BGA 
MSB
5000 (2.7 g)
5000 (2.7 g)
100+6-Dec-2006TST128
South Eastern
1-Aug-200760%-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.