Sigesbeckia australiensis

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Family Asteraceae

Taxonomy: Sigesbeckia australiensis D.L.Schulz

Misapplied names: 2 (APC 2026-07-30)

Sigesbeckia microcephala DC. (misapplied)
Sigesbeckia orientalis L. (misapplied)

Distribution (APC): WA, NT, SA, Qld, NSW, ACT, Vic

Profiles: APC, Flora of Australia, ALA, iNaturalist, NSW Flora, NT eFlora, SA eFlora, Vic Flora, Florabase, ATRP

Traits

Top source datasets: ABRS_2022 (4), ABRS_2023 (18), Cheal_2017 (7), Crowley_2007 (1), Draper_2023 (3), NHNSW_2014_2 (2), NHNSW_2022 (3), NHNSW_2023 (13), Nano_2011 (1), RBGK_2014 (1), RBGV_2022 (3), RBGV_2023 (4), Sjostrom_2006 (4), WAH_2022_2 (3), WAH_2023_2 (1), Wenk_2022 (2), Wenk_2023 (1), White_2020 (19). See below for a full list of sources.
Summary: AusTraits contains 43 traits from 90 records in 18 datasets.

Traits by category (click to expand). For categorical traits, the values are listed. For numerical traits, the mean and range are shown.

fire response

resprouting_capacity (categorical): fire_killed (4) [sources: Cheal_2017; Crowley_2007; Nano_2011; White_2020]
post_fire_recruitment (categorical): post_fire_recruitment (1) [sources: Cheal_2017]

flower morphology

flower_colour (categorical): yellow_orange (1) [sources: NHNSW_2014_2]
sex_type (categorical): gynomonoecious (1) [sources: Sjostrom_2006]

fruit morphology

fruit_length (numerical): 3 mm (3-3 mm) [sources: ABRS_2023; NHNSW_2023]
fruit_type (categorical): achene (4) [sources: ABRS_2023; NHNSW_2023; RBGV_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (2) [sources: ABRS_2023; Sjostrom_2006]
fruit_colour (categorical): black (2) [sources: ABRS_2023; NHNSW_2023]

leaf morphology

leaf_length (numerical): 65 mm (35-100 mm) [sources: ABRS_2023; NHNSW_2023]
leaf_width (numerical): 16.75 mm (6-30 mm) [sources: ABRS_2023; NHNSW_2023]
petiole_length (numerical): 1.5 cm (1-2 cm) [sources: ABRS_2023]
leaf_shape (categorical): elliptical (2); lanceolate (2) [sources: ABRS_2023; NHNSW_2023]
leaf_base_shape (categorical): attenuate (1) [sources: ABRS_2023]
leaf_margin (categorical): entire (1); toothed (1); toothed_dentate (1) [sources: ABRS_2023; NHNSW_2023]
leaf_lobation (categorical): lobed (1); unlobed (1) [sources: ABRS_2023]
leaf_compoundness (categorical): simple (2) [sources: NHNSW_2023; RBGV_2023]
leaf_phyllotaxis (categorical): opposite (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]
plant_photosynthetic_organ (categorical): leaf (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: White_2020]
plant_growth_form (categorical): herb (6) [sources: ABRS_2022; NHNSW_2022; RBGV_2022; WAH_2022_2; Wenk_2022; White_2020]
life_history (categorical): annual (5); short_lived_perennial (1) [sources: ABRS_2022; Cheal_2017; RBGV_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (5) [sources: ABRS_2022; NHNSW_2022; RBGV_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): erect (2) [sources: ABRS_2022; NHNSW_2022]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): insect (2) [sources: Draper_2023; White_2020]
dispersal_syndrome (categorical): anemochory (1); epizoochory (1) [sources: Draper_2023; White_2020]
dispersers (categorical): mammals (1); wind (1) [sources: Draper_2023; White_2020]
flowering_time (categorical): nnnnnnnnyyyn (2) [sources: NHNSW_2014_2; White_2020]
seedbank_longevity_class (categorical): long_persistent (1); persistent (1) [sources: Cheal_2017; White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: White_2020]

seed morphology

seed_dry_mass (numerical): 1.3 mg (1.3-1.3 mg) [sources: RBGK_2014]

whole plant morphology

plant_height (numerical): 0.57 m (0.3-0.8 m) [sources: ABRS_2023; NHNSW_2023; WAH_2023_2]
plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	19	19	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
ABRS_2023	14	18	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
NHNSW_2023	11	13	N. H. of New South Wales. The Plant Information Network System of The Royal Botanic Gardens and Domain Trust Version 2.0.. accessed on 6 May, 2022.. 2023. url: https://plantnet.rbgsyd.nsw.gov.au/.
Cheal_2017	7	7	D. Cheal. Growth stages and tolerable fire intervals for Victoria's native vegetation data sets. Fire and adaptive management, report no. 84. Victorian Government Department of Sustainability and Environment Melbourne, 2010.
ABRS_2022	4	4	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
RBGV_2023	4	4	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
Sjostrom_2006	4	4	A. Sjöström and C. L. Gross. “Life-history characters and phylogeny are correlated with extinction risk in the Australian angiosperms”. Journal of Biogeography 33.2 (2006), pp. 271-290. doi: 10.1111/j.1365-2699.2005.01393.x.
Draper_2023	3	3	J. T. Draper, S. Delean, J. G. Conran, P. Weinstein, and B. S. Simpson. “Life-history characteristics and climate correlates of dioecious plant species in central southern Australia”. Australian Journal of Botany unknown.unknown (2023), p. unknown. doi: 10.1071/BT22110.
NHNSW_2022	3	3	N. H. of New South Wales. The Plant Information Network System of The Royal Botanic Gardens and Domain Trust Version 2.0.. accessed on 6 May, 2022.. 2022. url: https://plantnet.rbgsyd.nsw.gov.au/.
RBGV_2022	3	3	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.gov.au/.
WAH_2022_2	3	3	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
NHNSW_2014_2	2	2	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Crowley_2007	1	1	G. Crowley, M. Gardener, and M. Marrinan. Tropical savannas fire response database. 2007. url: [www.landmanager.org.au](www.landmanager.org.au).
Nano_2011	1	1	C. E. M. Nano and P. J. Clarke. “How do drought and fire influence the patterns of resprouting in Australian deserts?”. Plant Ecology 212 (2011), pp. 2095-2110. doi: 10.1007/s11258-011-9988-x.
RBGK_2014	1	1	Royal Botanic Gardens Kew. Seed Information Database (SID). 2014. url: http://data.kew.org/sid/.
WAH_2023_2	1	1	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.