Seeds of South Australia
Eclipta alatocarpa (Compositae)
Winged-fruit Twin-head
List of species for Eclipta
Click on an image to enlarge it
Seed collecting:
July to October
Herbarium regions:
North Western, Lake Eyre, Gairdner-Torrens
NRM regions:
Alinytjara Wilurara, South Australian Arid Lands
IBRA regions
Tallaringa (GVD05)Great Victoria Desert
 Rare   (IUCN: RA d(i,ii))   [undercollected]
Breakaways (STP01)Stony Plains
 Rare   (IUCN: RA d(i,ii))   [undercollected]
Macumba (STP05) 
 Rare   (IUCN: RA d(i,ii))   [undercollected]
Baltana (STP07) 
 Near Threatened
Coongie (CHC06)Channel Country
 Near Threatened   [undercollected]
Mann-Musgrave Block (CER01)Central Ranges
 Rare   (IUCN: RA d(i,ii))   [undercollected]
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 Eclipta]
Name derivation:
Eclipta from the Greek 'ekleipo' meaning to be lacking; alluding to the achenes of some species which are without a pappus or wings. Alatocarpa from the Latin 'alatum' meaning winged and 'carpos' meaning fruit; referring to the species winged seeds. 
Distribution:
Found in the northern part of South Australia. Also found in the Northern Territory and Queensland.
Status:
Native. Common in South Australia. Common in the other states.
Plant description:
Annual herb to 30 cm high with weak, ascending hairy stems. Leaves sessile in distant pairs, lanceolate, attenuate into a petiole-like base, entire, to 50 mm long and 10 mm wide, scabrous with appressed hairs. Flower-heads in opposite pairs or solitary in axil of leaves with yellow daisy flowers. Flowering between April and August.
Fruit type:
Brown spiky, globular head.
Embryo type:
Spathulate.
Seed collecting:
Collect mature seed heads that are dried and turning brown by picking off the heads. Mature seeds should come off easily.
Seed cleaning:
Place the heads in a tray for a week to dry. Then rub the heads gently with your hands or a rubber bung 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 germination:
Seeds are non-dormant, viable seed should germinate readily.