Eragrostis lacunaria

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Family Poaceae

Taxonomy: Eragrostis lacunaria F.Muell. ex Benth.

Synonyms: 5 (APC 2026-07-30)

Eragrostis falcata var. piligera Domin (taxonomic synonym)
Eragrostis rankingi F.M.Bailey (taxonomic synonym)
Eragrostis rankingii F.M.Bailey (taxonomic synonym)
Eragrostis sp. (Mt Garnet S.A.Morain 190) (taxonomic synonym)
Eragrostis triquetra Lazarides (taxonomic synonym)

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

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

Traits

Top source datasets: ABRS_2022 (3), ABRS_2023 (9), Draper_2023 (3), GrassBase_2014 (7), Leishman_1992 (7), Metcalfe_2020_2 (15), Munroe_2019 (1), NHNSW_2014 (1), NHNSW_2014_2 (1), NHNSW_2022 (3), NHNSW_2023 (4), Osborne_2014 (1), RBGV_2022 (4), RBGV_2023 (7), SAH_2022 (3), SAH_2023 (8), Sjostrom_2006 (4), Vesk_2004 (17), WAH_2022_2 (3), WAH_2023_2 (3), Wenk_2022 (2), Wenk_2023 (1), Wenk_2023_2 (1), White_2020 (18). See below for a full list of sources.
Summary: AusTraits contains 46 traits from 126 records in 24 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

sex_type (categorical): hermaphrodite (2) [sources: Metcalfe_2020_2; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 0.55 mm (0.5-0.7 mm) [sources: ABRS_2023; Metcalfe_2020_2]
fruit_height (numerical): 0.35 mm (0.3-0.4 mm) [sources: ABRS_2023]
fruit_type (categorical): caryopsis (7) [sources: ABRS_2023; Metcalfe_2020_2; NHNSW_2023; RBGV_2023; SAH_2023; Sjostrom_2006; WAH_2023_2]
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): 53.48 mm2 (26.3-90 mm2) [sources: Leishman_1992; Metcalfe_2020_2; Vesk_2004]
leaf_length (numerical): 53.33 mm (20-70 mm) [sources: GrassBase_2014; RBGV_2023; SAH_2023]
leaf_width (numerical): 1.25 mm (1-2 mm) [sources: GrassBase_2014; RBGV_2023]
leaf_mass_per_area (numerical): 69.59 g/m2 (53.45-80.06 g/m2) [sources: Vesk_2004]
leaf_dry_matter_content (numerical): 0.35 g/g (0.33-0.37 g/g) [sources: Vesk_2004]
leaf_shape (categorical): filiform (2) [sources: ABRS_2023; SAH_2023]
leaf_compoundness (categorical): simple (2) [sources: Metcalfe_2020_2; NHNSW_2014_2]
leaf_lamina_posture (categorical): convolute (2); involute (1) [sources: ABRS_2023; RBGV_2023; SAH_2023]
leaf_phyllotaxis (categorical): alternate (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]
plant_photosynthetic_organ (categorical): leaf (4) [sources: ABRS_2023; NHNSW_2023; RBGV_2023; SAH_2023]

life history

photosynthetic_pathway (categorical): c4 (4) [sources: Metcalfe_2020_2; Munroe_2019; Osborne_2014; White_2020]
plant_growth_form (categorical): graminoid (7); herb (5); tussock (3) [sources: ABRS_2022; Leishman_1992; Metcalfe_2020_2; NHNSW_2022; RBGV_2022; SAH_2022; Vesk_2004; WAH_2022_2; Wenk_2022; White_2020]
life_form (categorical): hemicryptophyte (1); therophyte (1) [sources: Metcalfe_2020_2]
life_history (categorical): annual (5); perennial (5); short_lived_perennial (3) [sources: ABRS_2022; Leishman_1992; NHNSW_2022; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (6) [sources: ABRS_2022; NHNSW_2022; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): erect (1) [sources: RBGV_2022]
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); self (1); wind (2) [sources: Draper_2023; Metcalfe_2020_2; White_2020]
dispersal_syndrome (categorical): barochory (2); epizoochory (1) [sources: Draper_2023; Metcalfe_2020_2; White_2020]
dispersers (categorical): mammals (1); passive (1) [sources: Draper_2023; White_2020]
flowering_time (categorical): yyynnnnnnnny (1); yyyyyyyyyyyy (1) [sources: NHNSW_2014; White_2020]
seedbank_longevity_class (categorical): transient (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (2) [sources: Metcalfe_2020_2; White_2020]
storage_organ (categorical): no_storage_organ (1) [sources: Leishman_1992]

seed morphology

seed_dry_mass (numerical): 0.07 mg (0.07-0.07 mg) [sources: Leishman_1992]
seed_length (numerical): 0.5 mm (0.5-0.5 mm) [sources: GrassBase_2014]

whole plant morphology

plant_height (numerical): 0.42 m (0.12-0.6 m) [sources: GrassBase_2014; Leishman_1992; NHNSW_2023; RBGV_2023; SAH_2023; WAH_2023_2]
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.
Vesk_2004	5	17	P. A. Vesk, M. R. Leishman, and M. Westoby. “Simple traits do not predict grazing response in Australian dry shrublands and woodlands”. Journal of Applied Ecology 41.1 (2004), pp. 22-31. doi: 10.1111/j.1365-2664.2004.00857.x.
Metcalfe_2020_2	15	15	D. Metcalfe. “Unpublished data: Traits of Poaceae spp, CSIRO”. 2020.
ABRS_2023	7	9	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
SAH_2023	6	8	S. H. of South Australia. eFlora of SA, Electronic Flora of South Australia. accessed on 6 May, 2022.. 2022. url: http://www.flora.sa.gov.au/.
GrassBase_2014	4	7	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.
Leishman_1992	7	7	M. R. Leishman and M. Westoby. “Classifying plants into groups on the basis of associations of individual traits-Evidence from Australian semi-arid woodlands”. Journal of Ecology 80 (1992), pp. 417-424. doi: 10.2307/2260687.
RBGV_2023	7	7	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
NHNSW_2023	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.. 2023. 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/.
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.
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/.
SAH_2022	3	3	S. H. of South Australia. eFlora of SA, Electronic Flora of South Australia. accessed on 6 May, 2022.. 2022. url: http://www.flora.sa.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/.
WAH_2023_2	2	3	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Munroe_2019	1	1	S. E. M. Munroe, F. A. McInerney, J. Andrae, N. Welti, G. R. Guerin, E. Leitch, T. Hall, S. Szarvas, R. Atkins, S. Caddy-Retalic, and B. Sparrow. “The Photosynthetic Pathways of Plant Species Surveyed in Australia's National Terrestrial Monitoring Network”. Scientific Data 8 (2021), p. 97. doi: 10.1038/s41597-021-00877-z.
NHNSW_2014	1	1	Royal Botanic Gardens Sydney. PLantNET. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/search/simple.htm.
NHNSW_2014_2	1	1	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
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.
Wenk_2023_2	1	1	E. Wenk and D. Coleman. “Unpublished: Rain and flood-related flowering cues for Australia's flora, University of New South Wales, Australia”. 2023.