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
SUMMARY
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
DISPLAY ALL
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
Distribution:
Found in the wetter parts of South Australia, growing on banks and in rock crevices, often in open situations. Also found in all states.
Status:
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.