Seeds of South Australia
Dicrastylis costelloi (Chloanthaceae)
Sand-sage
List of species for Dicrastylis
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Herbarium regions:
North Western, Lake Eyre
NRM regions:
Alinytjara Wilurara, South Australian Arid Lands
AVH map:
Australian distribution map (external link)
SA Census:
Census of South Australian plants (external link)     [genus Dicrastylis]
Name derivation:
Dicrastylis from the Greek 'dicroos' meaning forked and 'stylos' meaning a style; alluding to the deeply 2-branched style. Costelloi name after M. Costello, who collected the type specimen from near Lake Nash on the border between Queensland and Northern Territory.
Distribution:
Found in the far northern part of South Australia, growing in deep red sand on sand dunes with spinifex. Also found in Western Australia, Northern Territory and Queensland.
Status:
Native. Common in South Australia. Common in the other states.
Plant description:
Greyish hairy shrub to 90 cm high with erect, woody and branching stems covered in dense hairs. Leaves sessile, bopposite or in whorls of 3, linear or linear-lanceolate, obtuse, with recurved-revolute margins, to 3 cm long and 6 mm wide, greyish- hairy when young, the older glabrescent and rugose. Inflorescence terminal, spike-like with a few branches near the base of the spike, hairy and with a whitish-grey, purplish-violet or purplish-grey flowers. Flowers sporadically.
Fruit type:
Greyish ovoid to globular fruit to 3.3 mm diameter, covered ion short hairs.
Seed collecting:
Collect mature fruits that are fat and spongy. May need to collect a lot as most will not have any viable seeds. 
Seed cleaning:
Place the fruit in a tray and leave to dry for 1 to 2 weeks. Then rub the dried fruits with a rubber bung to dislodge the seeds. Use a sieve to separate any unwanted material. Store the seeds with a desiccant such as dried silica beads or dry rice, in an air tight container in a cool and dry place.