Seeds of South Australia
Pleurosorus rutifolius (Aspleniaceae)
Blanket Fern
List of species for Pleurosorus
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Herbarium regions:
North Western, Lake Eyre, Nullarbor, Gairdner-Torrens, Flinders Ranges, Eastern, Eyre Peninsula, Northern Lofty, Murray, Southern Lofty, Kangaroo Island, South Eastern
NRM regions:
Adelaide and Mount Lofty Ranges, Alinytjara Wilurara, Eyre Peninsula, Kangaroo Island, Northern and Yorke, South Australian Arid Lands, South Australian Murray-Darling Basin, South East
IBRA regions
Mount Gambier (SVP02)Southern Volcanic Plain
 Endangered   (IUCN: EN B2ab(i,ii,iii,iv))   (Probable Decline)   [Blue Lake]
Lucindale (NCP03)Naracoorte Coastal Plain
 Vulnerable   (IUCN: VU D2)   [around Desert Camp CP area; localised; granite outcrops]
Tintinara (NCP04) 
 Vulnerable   (IUCN: VU D2)   [limited habitat; granite only]
Kangaroo Island (KAN01)Kanmantoo
 Vulnerable   (IUCN: VU D2)   [in rocky gullies, cliff faces, damp areas]
Fleurieu (KAN02) 
 Least Concern   [undercollected; probably in all gorges]
Mount Lofty Ranges (FLB01)Flinders Lofty Block
 Least Concern
Broughton (FLB02) 
 Least Concern   [In ranges, rock crevices, damp banks]
Olary Spur (FLB03) 
 Least Concern   [In ranges, rock crevices, damp banks]
Southern Flinders (FLB04) 
 Least Concern   [In ranges, rock crevices, damp banks]
Northern Flinders (FLB05) 
 Least Concern
Central Flinders (FLB06) 
 Least Concern
St Vincent (EYB02)Eyre Yorke Block
 Least Concern   [In ranges, rock crevices, damp banks]
Eyre Hills (EYB03) 
 Rare   (IUCN: RA d(ii))   [occurs rocky hills]
Talia (EYB04) 
 Rare   (IUCN: RA d(ii))   [occurs rocky hills]
Eyre Mallee (EYB05) 
 Least Concern   [occurs rocky hills]
Murray Mallee (MDD02)Murray Darling Depression
 Vulnerable   (IUCN: VU D1+2)   [edge of range; grows in rock crevices]
Braemer (MDD07) 
 Least Concern   [In ranges, rock crevices, damp banks]
Murray Scroll Belt (RIV06)Riverina
 Vulnerable   (IUCN: VU D1+2)   [edge of range; grows in rock crevices]
Myall Plains (GAW01)Gawler
 Least Concern   [occurs rocky hills]
Gawler Volcanics (GAW02) 
 Least Concern   [occurs rocky hills]
Kingoonya (GAW05) 
 Rare   (IUCN: RA d(ii))
Bimbowrie (BHC05)Broken Hill Complex
 Least Concern   [In ranges, rock crevices, damp banks]
Murnpeowie (STP03)Stony Plains
 Rare   (IUCN: RA d(i,ii))
Peake-Dennison Inlier (STP04) 
 Rare   (IUCN: RA d(i,ii))   [localised]
Mann-Musgrave Block (CER01)Central Ranges
 Rare   (IUCN: RA d(i))
Watarru (CER02) 
 Rare   (IUCN: RA d(i,ii))   [localised]
Everard Block (CER03) 
 Rare   (IUCN: RA d(i,ii))   [localised]
IBRA regions
Mount Gambier (SVP02)Southern Volcanic PlainEndangered
  (IUCN: EN B2ab(i,ii,iii,iv))   (Probable Decline)   [Blue Lake]
2 of 4 subregionsNaracoorte Coastal PlainVulnerable
2 of 2 subregionsKanmantooLeast Concern
, Vulnerable
6 of 6 subregionsFlinders Lofty BlockLeast Concern
4 of 5 subregionsEyre Yorke BlockLeast Concern
, Rare
2 of 6 subregionsMurray Darling DepressionLeast Concern
, Vulnerable
Murray Scroll Belt (RIV06)RiverinaVulnerable
  (IUCN: VU D1+2)   [edge of range; grows in rock crevices]
3 of 8 subregionsGawlerLeast Concern
, Rare
Bimbowrie (BHC05)Broken Hill ComplexLeast Concern
  [In ranges, rock crevices, damp banks]
2 of 7 subregionsStony PlainsRare
3 of 3 subregionsCentral RangesRare
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 Pleurosorus]
Name derivation:
Pleurosorus from the Greek 'pleura' meaning side and 'soros' meaning a heap; referring to the position of the sori (spore bearing structures) along the sides of the veins. rutifolius
Found in the wetter parts of South Australia, growing on banks and in rock crevices, often in open situations. Also found in all states.
Native. Common in South Australia. Common in the other states.
Plant description:
Lithophytic ferns with semi-erect fronds. Rhizome erect, scaly. Stipe and rachis pale chestnut-brown at base, green above, very densely covered in pale brown hairs. Leaves 1-2 pinnate, narrowly elliptic, to 15 cm long and 45 mm wide, brownish green, densely covered in pale brown hairs. Primary pinnae in 3-10 pairs, flabellate to ovate or broadly ovate; bases unequally cuneate, shortly stalked; margins dentate to entire; apices obtuse to rounded; longest pinnae near middle, to 23 mm long, and 22 mm wide, divided into secondary pinnae up to 10 mm long and 9 mm wide in largest specimens. Sori to 5 mm long. Perispores non-perforate with fimbriate broad ridges.
Fruit type:
Golden brown sori along the edge on the underside of the fronds.
Seed type:
Very fine golden brown spores.
Seed collecting:
Collect fronds containing sori.
Seed cleaning:
Shake fronds to dislodge the spores onto a clean piece of paper. Store spores in liquid nitrogen.