Seeds of South Australia
Cremnothamnus thomsonii (Compositae)
Edelweiss Everlasting
List of species for Cremnothamnus
Display more images
Click on an image to enlarge it
Seed collecting:
September to November
Herbarium region:
North Western
NRM region:
Alinytjara Wilurara
IBRA regions
Everard Block (CER03)Central Ranges
 Vulnerable   (IUCN: VU D2)
Tieyon (FIN03)Finke
 Vulnerable   (IUCN: VU D2)
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 Cremnothamnus]
Name derivation:
Cremnothamnus from the Greek 'cremnos' meaning cliff an 'thamnos' meaning shrub, referring to its habitat on rocky cliffs and its habit. Thomsonii named by Mueller after Dr William Thomson (1819-1883), who was a medical practitioner in Melbourne and an authority on consumption, a disease that Mueller was paranoid about contracting throughout his life (Puttock, 1994).
Found in the far northern part of South Australia around Indulkana, growing in crevices of cliffs, escarpments and sometime amongst boulders on scree slopes. Also found in the Northern Territory. 
Native. Very rare in South Australia. Common in the Northern Territory.
Plant description:
Small perennial shrub to 50 cm high with woolly stems. Leaves in dense whorls, narrowly elliptic to 100 mm long and 35 mm wide, covered in granular hairs on both surfaces. Flowering between July and October.