AusTraits

Gahnia trifida

Explore the data for this taxon in the portal

Family Cyperaceae

Taxonomy: Gahnia trifida Labill.

Synonyms: 5 (APC 2026-07-30)
  • Cladium trifidum (Labill.) F.Muell. (nomenclatural synonym)
  • Gahnia trifida Labill. var. trifida (nomenclatural synonym)
  • Gahnia trifida var. effusa Benth. (doubtful taxonomic synonym)
  • Lampocarya hexandra R.Br. (taxonomic synonym)
  • Mariscus trifidus (Labill.) Kuntze (nomenclatural synonym)
Misapplied names: 1 (APC 2026-07-30)
  • Gahnia filum (Labill.) F.Muell. (misapplied)

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

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

Traits

Top source datasets: Barrett_2009 (6), Burrows_2008_2 (4), Burrows_2020 (4), Detombeur_2025 (55), Draper_2023 (3), Jordan_2001 (7), Kew_2019_1 (1), Mokany_2015 (2), NHNSW_2022 (4), NHNSW_2023 (10), Pickup_2021 (3), RBGV_2022 (4), RBGV_2023 (10), SAH_2014 (1), SAH_2022 (3), SAH_2023 (8), Sjostrom_2006 (4), Tsakalos_2020 (18), Tsakalos_2022 (3), WAH_1998 (1), WAH_2022_2 (4), WAH_2023_2 (2), Wenk_2022 (2), Wenk_2023 (1), Wheeler_2002 (10), White_2020 (20), Williams_2011 (9). See below for a full list of sources.
Summary: AusTraits contains 71 traits from 199 records in 27 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
flower morphology
  • sex_type (categorical): andromonoecious (1); hermaphrodite (1); monoecious (1) [sources: Jordan_2001; Sjostrom_2006]
fruit morphology
  • fruit_length (numerical): 2.2 mm (2-2.6 mm) [sources: NHNSW_2023; RBGV_2023; SAH_2023]
  • fruit_width (numerical): 0.93 mm (0.8-1 mm) [sources: NHNSW_2023; RBGV_2023; SAH_2023]
  • fruit_height (numerical): 0.93 mm (0.8-1 mm) [sources: NHNSW_2023; RBGV_2023; SAH_2023]
  • fruit_type (categorical): nut (4) [sources: NHNSW_2023; RBGV_2023; SAH_2023; Sjostrom_2006]
  • fruit_fleshiness (categorical): dry (3) [sources: Jordan_2001; Sjostrom_2006; Tsakalos_2020]
  • fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]
  • fruit_colour (categorical): black (3); grey (2); white (2) [sources: NHNSW_2023; RBGV_2023; SAH_2023]
leaf morphology
  • leaf_area (numerical): 2170.73 mm2 (2170.73-2170.73 mm2) [sources: Mokany_2015]
  • leaf_length (numerical): 675 mm (150-1200 mm) [sources: Wheeler_2002]
  • leaf_width (numerical): 2 mm (1-3 mm) [sources: Wheeler_2002]
  • leaf_mass_per_area (numerical): 424.95 g/m2 (345.62-534.04 g/m2) [sources: Detombeur_2025]
  • leaf_dry_matter_content (numerical): 0.61 g/g (0.61-0.62 g/g) [sources: Detombeur_2025]
  • leaf_shape (categorical): linear (3); subulate (1) [sources: NHNSW_2023; RBGV_2023; SAH_2023; Wheeler_2002]
  • leaf_base_shape (categorical): sheathing (1) [sources: SAH_2023]
  • leaf_margin (categorical): toothed (1) [sources: Tsakalos_2020]
  • leaf_lobation (categorical): unlobed (1) [sources: Wheeler_2002]
  • leaf_compoundness (categorical): simple (2) [sources: Tsakalos_2020; Wheeler_2002]
  • leaf_lamina_posture (categorical): conduplicate (1); flat (2); involute (3) [sources: NHNSW_2023; RBGV_2023; SAH_2023; Tsakalos_2020]
  • leaf_glaucousness (categorical): not_glaucous (2) [sources: Tsakalos_2020]
  • leaf_hairs_adult_leaves (categorical): glabrous (1) [sources: Tsakalos_2020]
  • plant_photosynthetic_organ (categorical): leaf (2) [sources: Detombeur_2025; Tsakalos_2020]
life history
  • photosynthetic_pathway (categorical): c3 (2); c4 (1) [sources: Tsakalos_2020; White_2020; Williams_2011]
  • plant_growth_form (categorical): graminoid (6); herb (4); tussock (5) [sources: Barrett_2009; NHNSW_2022; Pickup_2021; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2022; Wheeler_2002; White_2020; Williams_2011]
  • life_form (categorical): hemicryptophyte (1) [sources: Williams_2011]
  • life_history (categorical): perennial (10) [sources: Burrows_2008_2; Burrows_2020; Jordan_2001; NHNSW_2022; RBGV_2022; SAH_2022; Tsakalos_2020; WAH_2022_2; Wenk_2023; Wheeler_2002]
  • woodiness_detailed (categorical): herbaceous (6) [sources: NHNSW_2022; RBGV_2022; SAH_2022; Tsakalos_2020; WAH_2022_2; Wenk_2022]
  • stem_growth_habit (categorical): caespitose (2); erect (1); rhizomatous (1) [sources: NHNSW_2022; RBGV_2022; Tsakalos_2020; WAH_2022_2]
  • 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 (2) [sources: Tsakalos_2020; White_2020]
  • pollination_syndrome (categorical): abiotic (1); wind (1) [sources: Draper_2023; White_2020]
  • pollination_system (categorical): abiotic (1) [sources: Williams_2011]
  • dispersal_syndrome (categorical): barochory (1); endozoochory (2) [sources: Draper_2023; White_2020; Williams_2011]
  • dispersers (categorical): birds (1); vertebrates (1) [sources: Draper_2023; White_2020]
  • flowering_time (categorical): nnnnnnnnyyyn (1); nnnnnnnyyynn (1); nnnnyyyyyynn (1) [sources: Tsakalos_2020; WAH_1998; White_2020]
  • seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
  • vegetative_reproduction_ability (categorical): not_vegetative (1); vegetative (1) [sources: Tsakalos_2022; White_2020]
  • clonal_spread_mechanism (categorical): rhizome (2) [sources: Tsakalos_2022; Williams_2011]
  • storage_organ (categorical): rhizome (1) [sources: WAH_2023_2]
  • bud_bank_location (categorical): basal_buds (4); rhizome_non_woody (1) [sources: Barrett_2009; Burrows_2008_2; Burrows_2020; Tsakalos_2022]
nutrient and stable isotope
  • leaf_N_per_dry_mass (numerical): 7.43 mg/g (6.09-8.33 mg/g) [sources: Detombeur_2025]
  • leaf_P_per_dry_mass (numerical): 0.29 mg/g (0.18-0.35 mg/g) [sources: Detombeur_2025]
  • leaf_delta13C (numerical): -26.52 {delta}[ppth] (-27.56--25.35 {delta}[ppth]) [sources: Detombeur_2025]
seed morphology
  • seed_dry_mass (numerical): 1.42 mg (1.4-1.45 mg) [sources: Kew_2019_1; Mokany_2015]
  • seed_length (numerical): 2.5 mm (2.5-2.5 mm) [sources: Jordan_2001]
  • seed_width (numerical): 1.5 mm (1.5-1.5 mm) [sources: Jordan_2001]
whole plant morphology

Sources

dataset_idn_traitsn_recordsreference
Detombeur_20251355F. D. Tombeur, L. Plouzeau, J. Shaw, M. J. Hodson, K. Ranathunge, J. Kotula, P. E. Hayes, M. Tremblay, S. Coq, M. Stein, R. Nakamura, I. J. Wright, H. Lambers, C. Violle, and P. L. Clode. “Anatomical and Trait Analyses Reveal a Silicon-Carbon Trade-Off in the Epidermis of Sedges”. Plant, Cell & Environment 48.3 (2024), pp. 2396-2410. ISSN: 1365-3040. doi: 10.1111/pce.15307.
White_20202020M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
Tsakalos_20201718J. L. Tsakalos, M. Renton, F. Riviera, E. J. Veneklaas, M. P. Dobrowolski, and L. Mucina. “Trait-based formal definition of plant functional types and functional communities in the multi-species and multi-traits context”. Ecological Complexity 40 (2019), p. 100787. doi: 10.1016/j.ecocom.2019.100787.
NHNSW_2023710N. 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_2023710VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
Wheeler_2002810J. R. Wheeler, N. G. Marchant, and M. Lewington. Flora of the south west: Bunbury, Augusta, Denmark. Australian Biological Resources Study ; University of Western Australia Press, 2002. ISBN: 9780642568168.
Williams_201199R. 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.
SAH_202388S. 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/.
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.
Barrett_200936S. Barrett, S. Comer, N. McQuoid, M. Porter, C. Tiller, and D. Utber. Identification and Conservation of Fire Sensitive Ecosystems and Species of the South Coast Natural Resource Management Region.. government. Department of Conservation and Land Management, South Coast Region, Western Australia, 2009.
Burrows_2008_244N. D. Burrows, G. Wardell-Johnson, and B. Ward. “Post-fire juvenile period of plants in south-west Australia forests and implications for fire management”. Journal of the Royal Society of Western Australia 91 (2008), pp. 163-174. ISSN: 0035922X. url: http://hdl.handle.net/20.500.11937/19156 (visited on 03/27/2025).
Burrows_202044N. Burrows. Data from 'Plant Ecological Attributes' theme, NatureMap, DBCA, WA. 2020.
NHNSW_202244N. 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_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.
WAH_2022_244Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
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.
Pickup_202133M. Pickup and T. McDonald. Bushfire impacts — A national model for assessing local landscape restoration priorities. Project Phoenix Report. Greening Australia, 2021. url: https://www.greeningaustralia.org.au/wp-content/uploads/2021/07/1.02R2.pdf.
SAH_202233S. 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/.
Tsakalos_202233J. L. Tsakalos, G. Ottaviani, S. Chelli, A. Rea, S. Elder, M. P. Dobrowolski, and L. Mucina. “Plant clonality in a soil-impoverished open ecosystem: insights from southwest Australian shrublands”. Annals of Botany 130.7 (2022), pp. 981-990. doi: 10.1093/aob/mcac131.
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.
WAH_2023_222Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
Wenk_202222E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Kew_2019_111Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
SAH_201411J. P. Jessop and H. R. Toelken. Flora of South Australia, 4th edition, 4 vols. Electronic version curated by J. Kellermann, State Herbarium of South Australia.. Government Printer, Adelaide, 1986.
WAH_199811Western Australian Herbarium. FloraBase: The Western Australian flora. 1998. url: http://florabase.dpaw.wa.gov.au.
Wenk_202311E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.