Seeds of South Australia
Pterostylis cycnocephala (Orchidaceae)
Swan Greenhood
List of species for Pterostylis
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Herbarium regions:
Flinders Ranges, Eyre Peninsula, Northern Lofty, Murray, Yorke Peninsula, Southern Lofty, South Eastern
NRM regions:
Adelaide and Mount Lofty Ranges, Eyre Peninsula, Northern and Yorke, South Australian Arid Lands, South Australian Murray-Darling Basin, South East
IBRA regions
Tintinara (NCP04)Naracoorte Coastal Plain
 Vulnerable   (IUCN: VU B2ab(i,ii,iii))   (Probable Decline)   [needs specific habitat; weeds a threat]
Fleurieu (KAN02)Kanmantoo
 Vulnerable   (IUCN: VU B2ab(i,ii,iii); D2)   (Probable Decline)   [edge of range; have searched for]
Mount Lofty Ranges (FLB01)Flinders Lofty Block
 Critically Endangered   (IUCN: CR B2ab(i,ii,iii,iv,v); D)   (Probable Decline)   [(no records) Mt Barker Summit; dug up from Brukunga mines]
Broughton (FLB02) 
 Vulnerable   (IUCN: VU D1+2)   (Definite Decline)   [Species in Mokota different species (Jones to describe) - only 2 populations.]
Olary Spur (FLB03) 
 Critically Endangered   (IUCN: CR D)   (Definite Decline)   [1 pop in Caroona <10 plants. Decline due to climate.]
Southern Flinders (FLB04) 
 Vulnerable   (IUCN: VU D1+2)   (Definite Decline)   [Very low numbers in Mt Remarkable.]
Southern Yorke (EYB01)Eyre Yorke Block
 Critically Endangered   (IUCN: CR D)   (Definite Decline)   [Taxonomy issues. 3 species proposed. D.Jones does not regard species to occur in SA.]
St Vincent (EYB02) 
 Critically Endangered   (IUCN: CR A1ac; D)   (Definite Decline)   [>90% decline distribution.]
Murray Mallee (MDD02)Murray Darling Depression
 Rare   (IUCN: RA d(i,ii))   (Probable Decline)   [taxonomic issues]
Murray Lakes and Coorong (MDD03) 
 Rare   (IUCN: RA d(ii))   (Probable Decline)
Lowan Mallee (MDD04) 
 Rare   (IUCN: RA d(ii))   (Probable Decline)
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 Pterostylis]