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.