AusTraits

Tetrarrhena juncea

Explore the data for this taxon in the portal

Family Poaceae

Taxonomy: Tetrarrhena juncea R.Br.

Synonyms: 8 (APC 2026-07-30)
  • Ehrharta contexta F.Muell. (taxonomic synonym)
  • Ehrharta juncea (R.Br.) Spreng. (nomenclatural synonym)
  • Ehrharta juncea (R.Br.) Steud. (nomenclatural synonym)
  • Ehrharta tenacissima (Nees) Steud. (taxonomic synonym)
  • Ehrharta uniglumis F.Muell. (taxonomic synonym)
  • Tetrarrhena juncea R.Br. var. juncea (nomenclatural synonym)
  • Tetrarrhena juncea var. scabra Benth. (taxonomic synonym)
  • Tetrarrhena tenacissima Nees (taxonomic synonym)

Distribution (APC): SA, Qld, Vic, Tas

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

Traits

Top source datasets: ABRS_2022 (4), ABRS_2023 (9), Cheal_2017 (7), Draper_2023 (3), GrassBase_2014 (6), Jordan_2001 (7), Leishman_1993 (1), Leishman_1995 (4), Mokany_2015 (2), Moore_2019_2 (55), Munroe_2019 (1), NHNSW_2014 (1), NHNSW_2014_2 (2), NHNSW_2022 (3), NHNSW_2023 (7), NSWFRD_2014 (7), Osborne_2014 (1), RBGV_2022 (4), RBGV_2023 (10), Simpson_2021 (3), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), White_2020 (20), Williams_2011 (10), Yang_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 56 traits from 175 records in 26 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); partial_resprouting (15); resprouts (3) [sources: Cheal_2017; Moore_2019_2; NSWFRD_2014; Simpson_2021; White_2020]
  • post_fire_recruitment (categorical): post_fire_recruitment (2); post_fire_recruitment_absent (1) [sources: Cheal_2017; NSWFRD_2014; Yang_2023]
  • fire_time_from_fire_to_flowering (numerical): 12 mo (12-12 mo) [sources: NSWFRD_2014]
flower morphology
  • sex_type (categorical): hermaphrodite (2); monoecious (1) [sources: Jordan_2001; Sjostrom_2006]
fruit morphology
  • fruit_type (categorical): caryopsis (4) [sources: ABRS_2023; NHNSW_2023; RBGV_2023; Sjostrom_2006]
  • fruit_fleshiness (categorical): dry (2) [sources: Jordan_2001; Sjostrom_2006]
  • fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]
leaf morphology
  • leaf_area (numerical): 554.72 mm2 (164.93-1336.16 mm2) [sources: Mokany_2015; Moore_2019_2]
  • leaf_length (numerical): 61.67 mm (10-130 mm) [sources: ABRS_2023; GrassBase_2014; RBGV_2023]
  • leaf_width (numerical): 3.88 mm (1-7 mm) [sources: ABRS_2023; GrassBase_2014; NHNSW_2023; RBGV_2023]
  • leaf_dry_mass (numerical): 177.67 mg (132-246 mg) [sources: Moore_2019_2]
  • leaf_mass_per_area (numerical): 129.03 g/m2 (65.83-219.78 g/m2) [sources: Leishman_1995; Moore_2019_2]
  • leaf_dry_matter_content (numerical): 0.34 g/g (0.34-0.35 g/g) [sources: Moore_2019_2]
  • leaf_lamina_posture (categorical): flat (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]
  • leaf_phyllotaxis (categorical): alternate (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 (4); c4 (1) [sources: Moore_2019_2; Munroe_2019; Osborne_2014; White_2020; Williams_2011]
  • plant_growth_form (categorical): climber (1); climber_herbaceous (1); graminoid (5); graminoid_not_tussock (1); herb (4) [sources: ABRS_2022; Leishman_1995; NHNSW_2022; NSWFRD_2014; RBGV_2022; Wenk_2022; White_2020; Williams_2011]
  • life_form (categorical): hemicryptophyte (1) [sources: Williams_2011]
  • life_history (categorical): perennial (8) [sources: ABRS_2022; Cheal_2017; Jordan_2001; Moore_2019_2; NHNSW_2022; RBGV_2022; Simpson_2021; Wenk_2023]
  • woodiness_detailed (categorical): herbaceous (4) [sources: ABRS_2022; NHNSW_2022; RBGV_2022; Wenk_2022]
  • stem_growth_habit (categorical): climbing (3); decumbent (1); prostrate (1); rhizomatous (3) [sources: ABRS_2022; Moore_2019_2; NHNSW_2014_2; RBGV_2022]
  • nitrogen_fixing (categorical): non_nitrogen_fixer (2) [sources: White_2020; Williams_2011]
  • root_structure (categorical): arbuscular_mycorrhizal (1) [sources: Williams_2011]
  • parasitic (categorical): not_parasitic (1) [sources: White_2020]
  • pollination_syndrome (categorical): abiotic (1); self (1); wind (1) [sources: Draper_2023; White_2020]
  • pollination_system (categorical): abiotic (1) [sources: Williams_2011]
  • dispersal_syndrome (categorical): barochory (2); epizoochory (1); zoochory (1) [sources: Draper_2023; Leishman_1995; White_2020; Williams_2011]
  • dispersers (categorical): abiotic (1); animals (1); mammals (1) [sources: Draper_2023; White_2020]
  • flowering_time (categorical): nnnnnnnnnnnn (1); ynnnnnnnnyyy (1); yyyynnnnnnyy (1); yyyyyyyyyyyy (1) [sources: NHNSW_2014; NHNSW_2014_2; NSWFRD_2014; White_2020]
  • seedbank_longevity_class (categorical): persistent (1); widely_dispersed (1) [sources: Cheal_2017; White_2020]
  • vegetative_reproduction_ability (categorical): vegetative (1) [sources: White_2020]
  • clonal_spread_mechanism (categorical): rhizome (1) [sources: Williams_2011]
  • storage_organ (categorical): rhizome (2) [sources: ABRS_2023; RBGV_2023]
  • bud_bank_location (categorical): rhizome (2); stolon (1) [sources: Moore_2019_2; NSWFRD_2014; Simpson_2021]
seed morphology
  • seed_dry_mass (numerical): 3.81 mg (3.8-3.83 mg) [sources: Leishman_1993; Leishman_1995]
  • seed_length (numerical): 3.5 mm (3.5-3.5 mm) [sources: Jordan_2001]
  • seed_width (numerical): 2 mm (2-2 mm) [sources: Jordan_2001]
whole plant morphology

Sources

dataset_idn_traitsn_recordsreference
Moore_2019_21255N. A. Moore, J. S. Camac, and J. W. Morgan. “Effects of drought and fire on resprouting capacity of 52 temperate Australian perennial native grasses”. New Phytologist 221.3 (2018), pp. 1424-1433. doi: 10.1111/nph.15480.
White_20202020M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
RBGV_2023810VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
Williams_20111010R. P. Duncan, S. E. Clemants, R. T. Corlett, A. K. Hahs, M. A. McCarthy, M. J. McDonnell, M. W. Schwartz, K. Thompson, P. A. Vesk, and N. S. G. Williams. “Plant traits and extinction in urban areas: a meta-analysis of 11 cities”. Global Ecology and Biogeography 20.4 (2011), pp. 509-519. doi: 10.1111/j.1466-8238.2010.00633.x.
ABRS_202379Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
Cheal_201777D. 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.
Jordan_200177G. J. Jordan. “An investigation of long-distance dispersal based on species native to both Tasmania and New Zealand”. Australian Journal of Botany 49.3 (2001), pp. 333-340. doi: 10.1071/bt00024.
NHNSW_202367N. 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/.
NSWFRD_201477B. Kenny, C. Orscheg, E. Tasker, M. A. Gill, and R. Bradstock. NSW Flora Fire Response Database, v2.1. database. NSW Department of Planning Industry and Environment, 2014.
GrassBase_201436W. Clayton, M. Vorontsova, and K. H. &. H. Williamson. GrassBase - The online world grass flora. 2006. url: http://www.kew.org/data/grasses-db.html.
ABRS_202244Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
Leishman_199544M. R. Leishman, M. Westoby, and E. Jurado. “Correlates of seed size variation: A comparison among five temperate floras”. Journal of Ecology 83 (1995), pp. 517-529. doi: 10.2307/2261604.
RBGV_202244VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.gov.au/.
Sjostrom_200644A. 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_202333J. 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_202233N. 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/.
Simpson_202133K. J. Simpson, E. C. Jardine, S. Archibald, E. J. Forrestel, C. E. R. Lehmann, G. H. Thomas, and C. P. Osborne. “Resprouting grasses are associated with less frequent fire than seeders”. New Phytologist 230 (2021), pp. 832-844. doi: 10.1111/nph.17069.
Mokany_201522K. Mokany, J. J. Thomson, A. J. J. Lynch, G. J. Jordan, and S. Ferrier. “Linking changes in community composition and function under climate change”. Ecological Applications 25.8 (2015), pp. 2132-2141. doi: 10.1890/14-2384.1.
NHNSW_2014_222Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Wenk_202222E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Leishman_199311M. Leishman. “Unpublished data: Seed mass data for Sydney species, Macquarie University”. 1990.
Munroe_201911S. 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_201411Royal Botanic Gardens Sydney. PLantNET. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/search/simple.htm.
Osborne_201411C. 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_202311E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.
Yang_202311S. Yang. “Unpublished data: Fire response traits scored from national and state floras and the taxonomic literature, University of New South Wales”. 2023.