Seeds of South Australia
Bonamia erecta (Convolvulaceae)
Erect Bonamia
List of species for Bonamia
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Seed collecting:
September to December
Herbarium region:
North Western
NRM region:
Alinytjara Wilurara
IBRA regions
Kintore (GVD04)Great Victoria Desert
 Least Concern
Mann-Musgrave Block (CER01)Central Ranges
 Least Concern
Watarru (CER02) 
 Least Concern
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 Bonamia]
SA Flora:
Flora of South Australia Edition 5
Name derivation:
Bonamia named after Francois Bonami (1710-1786), a French physician and botanist. Erecta meaning erect or upright, referring to its habit.
Found in the north-west corner of South Australia in hummock grassland on red and yellow sand plains and dunes. Also found in Western Australia and Northern Territory.
Native. Uncommon in South Australia. Common in the other States.
Plant description:
Shrub with erect and ascending stems to 60 cm. Leaves oblong, covered in hairs, elliptic to 15 mm long and 11 mm wide with base rounded. Inflorescence axillary, cymose, bearing 1 or occasionally 2–3 white trumpet-shaped flowers. Flowering in winter.
Fruit type:
Brown papery capsule containing a number of seeds.
Seed type:
Orange brown segmented seed to 2.5 mm long and 1.5 mm wide, smooth and with 2 flat side and 1 curved side.
Embryo type:
Seed collecting:
Collect mature capsules that are drying off, turning pale brown with hard, dark seeds inside.
Seed cleaning:
Place the capsules in a tray and leave to dry for 1-2 weeks. Then rub the dried capsules 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.
Seed germination:
This species has physical dormancy that needs to be overcome for the seed to germinate.