Aristida acuta

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Family Poaceae

Taxonomy: Aristida acuta S.T.Blake

Synonyms: none listed in the APC 2026-07-30

Distribution (APC): Qld, NSW

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

Traits

Top source datasets: ABRS_2022 (3), ABRS_2023 (8), GrassBase_2014 (4), Metcalfe_2020_2 (17), NHNSW_2014 (1), NHNSW_2014_2 (3), NHNSW_2022 (3), NHNSW_2023 (7), Osborne_2014 (1), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), White_2020 (18). See below for a full list of sources.
Summary: AusTraits contains 38 traits from 72 records in 13 datasets.

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

flower morphology

flower_colour (categorical): blue_purple (1) [sources: NHNSW_2014_2]
sex_type (categorical): hermaphrodite (2) [sources: Metcalfe_2020_2; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 5.25 mm (4.5-6 mm) [sources: ABRS_2023; Metcalfe_2020_2]
fruit_type (categorical): caryopsis (4) [sources: ABRS_2023; Metcalfe_2020_2; NHNSW_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (2) [sources: Metcalfe_2020_2; Sjostrom_2006]
fruit_dehiscence (categorical): dehiscent (1); indehiscent (2) [sources: Metcalfe_2020_2; Sjostrom_2006]

leaf morphology

leaf_area (numerical): 60 mm2 (60-60 mm2) [sources: Metcalfe_2020_2]
leaf_length (numerical): 115 mm (70-130 mm) [sources: ABRS_2023; GrassBase_2014]
leaf_width (numerical): 2.25 mm (1-10 mm) [sources: ABRS_2023; GrassBase_2014; Metcalfe_2020_2; NHNSW_2023]
leaf_compoundness (categorical): simple (2) [sources: Metcalfe_2020_2; NHNSW_2014_2]
leaf_lamina_posture (categorical): conduplicate (1); convolute (1); flat (1); involute (1) [sources: ABRS_2023; NHNSW_2023]
leaf_phyllotaxis (categorical): alternate (2) [sources: ABRS_2023; NHNSW_2023]
plant_photosynthetic_organ (categorical): leaf (2) [sources: ABRS_2023; NHNSW_2023]

life history

photosynthetic_pathway (categorical): c4 (3) [sources: Metcalfe_2020_2; Osborne_2014; White_2020]
plant_growth_form (categorical): graminoid (2); herb (2); tussock (3) [sources: ABRS_2022; Metcalfe_2020_2; NHNSW_2022; Wenk_2022; White_2020]
life_form (categorical): hemicryptophyte (1) [sources: Metcalfe_2020_2]
life_history (categorical): perennial (3) [sources: ABRS_2022; NHNSW_2022; Wenk_2023]
woodiness_detailed (categorical): herbaceous (3) [sources: ABRS_2022; NHNSW_2022; Wenk_2022]
stem_growth_habit (categorical): tufted (1) [sources: NHNSW_2014]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
root_structure (categorical): non_mycorrhizal (1) [sources: Metcalfe_2020_2]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): abiotic (1); wind (1) [sources: Metcalfe_2020_2; White_2020]
dispersal_syndrome (categorical): epizoochory (2) [sources: Metcalfe_2020_2; White_2020]
dispersers (categorical): mammals (1) [sources: White_2020]
flowering_time (categorical): yynnnnnnnnny (1); yyynnnnnnnyy (1) [sources: NHNSW_2014_2; White_2020]
seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (2) [sources: Metcalfe_2020_2; White_2020]

whole plant morphology

plant_height (numerical): 1.25 m (1.25-1.25 m) [sources: NHNSW_2023]
plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	18	18	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
Metcalfe_2020_2	16	17	D. Metcalfe. “Unpublished data: Traits of Poaceae spp, CSIRO”. 2020.
ABRS_2023	7	8	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	6	7	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/.
GrassBase_2014	2	4	W. Clayton, M. Vorontsova, and K. H. &. H. Williamson. GrassBase - The online world grass flora. 2006. url: http://www.kew.org/data/grasses-db.html.
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.
ABRS_2022	3	3	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
NHNSW_2014_2	3	3	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
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/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
NHNSW_2014	1	1	Royal Botanic Gardens Sydney. PLantNET. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/search/simple.htm.
Osborne_2014	1	1	C. Osborne, A. Salomaa, T. Kluyver, V. Visser, E. Kellogg, O. Morrone, M. Vorontsova, W. Clayton, and D. Simpson. “A global database of C4 photosynthesis in grasses”. New Phytologist 204 (2014), pp. 441-446. doi: 10.1111/nph.12942.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.