Plants of
South Australia
Cremnothamnus thomsonii
Compositae
Edelweiss Everlasting
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Near threatened
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Vulnerable
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Adelaide
Arkaroola
Ceduna
Coober Pedy
Hawker
Innamincka
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Keith
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Etymology

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).

Distribution and status

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.
Herbarium region: North Western
NRM region: Alinytjara Wilurara
AVH map: SA distribution map (external link)

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.

Seed collection and propagation

Collect seeds between September and November.