Seeds of South Australia
Boronia pilosa ssp. torquata (Rutaceae)
Hairy Boronia
List of species for Boronia
Click on an image to enlarge it
Seed collecting:
November to February
Herbarium regions:
Eyre Peninsula, South Eastern
NRM regions:
Eyre Peninsula, South East
IBRA regions
Mount Gambier (SVP02)Southern Volcanic Plain
 Least Concern   [mainstay in SA]
Bridgewater (NCP01)Naracoorte Coastal Plain
 Data Deficient   [edge of range]
Glenelg Plain (NCP02) 
 Least Concern
Lucindale (NCP03) 
 Near Threatened
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 Boronia]
Name derivation:
Boronia named after the Italian botanical enthusiast Francesco Borone (1769-1794), who accompanied many botanical expeditions. Pilosa from the Greek 'pilosus' meaning covered in long, soft hairs. Torquata from the Latin 'torquatus' meaning collared; alluding to the bands of hairs between the nodes. 
Found only in the lower South-east in South Australia, with an old record from the tip of Eyre Peninsula. Also found in Victoria.
Native. Rare in South Australia. Rare in Victoria.
Plant description:
Erect shrub to 50 cm high with 2 bands of setose to pilose hairs between the nodes of the branchlets. Leaves narrowly obovate to 10 mm long and 1.5 mm wide, obtuse, setose. Inflorescence terminal and axillary in 3-6-flowered cymes with pink flowers. Flowering between September and December.
Fruit type:
Pale brown, two to four segmented capsule.
Seed type:
Black ovoid seed to 3mm long and 2 mm wide with a wrinkled surface.
Embryo type:
Linear fully developed.
Seed collecting:
Collect mature capsules, those that are turning a pale straw colour and contain hard seeds.
Seed cleaning:
Place the capsules in a tray and leave to dry for a weeks. Then rub the capsules gently by hand to dislodge the seeds. Use a sieve to separate the 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.
Seed viability:
From one collection, the seed viability was high, at 90%.
Seed germination:
This species has morphophysiological dormancy and can be difficult to germinate.