Hyalosperma praecox

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Family Asteraceae

Taxonomy: Hyalosperma praecox (F.Muell.) Paul G.Wilson

Synonyms: 2 (APC 2026-07-30)

Helipterum praecox F.Muell. (nomenclatural synonym)
Helipterum praecox F.Muell. (taxonomic synonym)

Misapplied names: 1 (APC 2026-07-30)

Helipterum cotula (Benth.) DC. (misapplied)

Distribution (APC): NSW, Vic

Profiles: APC, Flora of Australia, ALA, iNaturalist, NSW Flora, Vic Flora, ATRP

Traits

Top source datasets: Cheal_2017 (8), Draper_2023 (3), Lunt_2012 (3), NHNSW_2014_2 (3), NHNSW_2022 (4), NHNSW_2023 (10), RBGV_2022 (4), RBGV_2023 (9), Sjostrom_2006 (3), Wenk_2022 (2), Wenk_2023 (1), White_2020 (38). See below for a full list of sources.
Summary: AusTraits contains 39 traits from 88 records in 12 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 (3) [sources: Cheal_2017; White_2020]
post_fire_recruitment (categorical): post_fire_recruitment (1) [sources: Cheal_2017]

flower morphology

flower_colour (categorical): white_cream (1); yellow_orange (1) [sources: NHNSW_2014_2]

fruit morphology

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

leaf morphology

leaf_length (numerical): 12.5 mm (10-15 mm) [sources: NHNSW_2023; RBGV_2023]
leaf_width (numerical): 0.2 mm (0.2-0.2 mm) [sources: NHNSW_2023]
leaf_shape (categorical): terete (2) [sources: NHNSW_2023; RBGV_2023]
leaf_margin (categorical): entire (2) [sources: NHNSW_2014_2; RBGV_2023]
leaf_compoundness (categorical): simple (1) [sources: NHNSW_2023]
leaf_phyllotaxis (categorical): alternate (1) [sources: NHNSW_2023]
plant_photosynthetic_organ (categorical): leaf (2) [sources: NHNSW_2023; RBGV_2023]

life history

photosynthetic_pathway (categorical): c3 (2) [sources: White_2020]
plant_growth_form (categorical): herb (5) [sources: NHNSW_2022; RBGV_2022; Wenk_2022; White_2020]
life_history (categorical): annual (4) [sources: Cheal_2017; NHNSW_2022; RBGV_2022; Wenk_2023]
woodiness_detailed (categorical): herbaceous (3) [sources: NHNSW_2022; RBGV_2022; Wenk_2022]
stem_growth_habit (categorical): decumbent (1); erect (2) [sources: NHNSW_2022; RBGV_2022]
nitrogen_fixing (categorical): non_nitrogen_fixer (2) [sources: White_2020]
parasitic (categorical): not_parasitic (2) [sources: White_2020]
pollination_syndrome (categorical): insect (3) [sources: Draper_2023; White_2020]
dispersal_syndrome (categorical): anemochory (3) [sources: Draper_2023; White_2020]
dispersers (categorical): wind (3) [sources: Draper_2023; White_2020]
flowering_time (categorical): nnnnnnnnyyyn (3) [sources: NHNSW_2014_2; White_2020]
seedbank_longevity_class (categorical): long_persistent (1); persistent (2) [sources: Cheal_2017; White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (2) [sources: White_2020]

seed morphology

seed_dry_mass (numerical): 0.12 mg (0.09-0.14 mg) [sources: Lunt_2012]

whole plant morphology

plant_height (numerical): 0.15 m (0.1-0.2 m) [sources: NHNSW_2023; RBGV_2023]
plant_physical_defence_structures (categorical): absent (2) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	19	38	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
NHNSW_2023	9	10	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/.
RBGV_2023	7	9	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
Cheal_2017	8	8	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.
NHNSW_2022	4	4	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	4	4	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.gov.au/.
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.
Lunt_2012	1	3	I. Lunt and J. Morgan. “Unpublished data: Trait data from various Morgan and Lunt projects 1990-2012, Charles Sturt & La Trobe University”. 2012.
NHNSW_2014_2	3	3	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Sjostrom_2006	3	3	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.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.