Tetraria octandra

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Family Cyperaceae

Taxonomy: Tetraria octandra (Nees) Kük.

Synonyms: 5 (APC 2026-07-30)

Elynanthus octandrus Nees (nomenclatural synonym)
Elynanthus revolutus Nees ex Lehm. (taxonomic synonym)
Schoenus octandrus (Nees) F.Muell. (nomenclatural synonym)
Tetrariopsis octandra (Nees) C.B.Clarke (nomenclatural synonym)
Tetrariopsis octandra C.B.Clarke (taxonomic synonym)

Distribution (APC): WA

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

Traits

Top source datasets: Burrows_2020 (4), Pekin_2011 (4), Sjostrom_2006 (4), Standish_2019 (7), Tsakalos_2020 (18), Tsakalos_2022 (3), WAH_1998 (1), WAH_2022_2 (4), WAH_2023_2 (3), Wenk_2022 (2), Wenk_2023 (1), Wheeler_2002 (10). See below for a full list of sources.
Summary: AusTraits contains 34 traits from 61 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 (1); resprouts (3) [sources: Burrows_2020; Pekin_2011; Standish_2019; Tsakalos_2020]
fire_time_from_fire_to_flowering (numerical): 12 mo (12-12 mo) [sources: Burrows_2020]

flower morphology

sex_type (categorical): andromonoecious (1) [sources: Sjostrom_2006]

fruit morphology

fruit_type (categorical): nut (1) [sources: Sjostrom_2006]
fruit_fleshiness (categorical): dry (2) [sources: Sjostrom_2006; Tsakalos_2020]
fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]

leaf morphology

leaf_length (numerical): 375 mm (150-600 mm) [sources: Wheeler_2002]
leaf_width (numerical): 3 mm (2-4 mm) [sources: Wheeler_2002]
leaf_shape (categorical): linear (1) [sources: Wheeler_2002]
leaf_margin (categorical): entire (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): flat (1) [sources: 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 (1) [sources: Tsakalos_2020]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: Tsakalos_2020]
plant_growth_form (categorical): graminoid (3); herb (2) [sources: Standish_2019; WAH_2022_2; Wenk_2022; Wheeler_2002]
life_history (categorical): perennial (7) [sources: Burrows_2020; Pekin_2011; Standish_2019; Tsakalos_2020; WAH_2022_2; Wenk_2023; Wheeler_2002]
woodiness_detailed (categorical): herbaceous (3) [sources: Tsakalos_2020; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): erect (1); rhizomatous (1) [sources: Tsakalos_2020; WAH_2022_2]
nitrogen_fixing (categorical): non_nitrogen_fixer (2) [sources: Pekin_2011; Standish_2019]
root_structure (categorical): non_mycorrhizal (1); proteoid_root (1) [sources: Pekin_2011; Standish_2019]
parasitic (categorical): not_parasitic (1) [sources: Tsakalos_2020]
flowering_time (categorical): nnnnyyyyyyyn (1); nyyyyyyyyynn (1) [sources: Tsakalos_2020; WAH_1998]
seedbank_location (categorical): soil_seedbank (1) [sources: Standish_2019]
vegetative_reproduction_ability (categorical): vegetative (1) [sources: Tsakalos_2022]
clonal_spread_mechanism (categorical): rhizome (1) [sources: Tsakalos_2022]
storage_organ (categorical): rhizome (1) [sources: WAH_2023_2]
bud_bank_location (categorical): bud-bearing_root (1); rhizome_non_woody (1) [sources: Burrows_2020; Tsakalos_2022]

seed morphology

seed_dry_mass (numerical): 9.64 mg (9.64-9.64 mg) [sources: Standish_2019]

whole plant morphology

plant_height (numerical): 0.94 m (0.15-1.2 m) [sources: WAH_2023_2; Wheeler_2002]
plant_physical_defence_structures (categorical): absent (1) [sources: Tsakalos_2020]

Sources

dataset_id	n_traits	n_records	reference
Tsakalos_2020	17	18	J. 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.
Wheeler_2002	8	10	J. 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.
Standish_2019	7	7	R. Standish. “Unpublished data: Jarrah forest, Murdoch University”. 2019.
Burrows_2020	4	4	N. Burrows. Data from 'Plant Ecological Attributes' theme, NatureMap, DBCA, WA. 2020.
Pekin_2011	4	4	B. K. Pekin, R. S. Wittkuhn, M. M. Boer, C. Macfarlane, and P. F. Grierson. “Plant functional traits along environmental gradients in seasonally dry and fire-prone ecosystem”. Journal of Vegetation Science 22 (2011), pp. 1009-1020. doi: 10.1111/j.1654-1103.2011.01323.x.
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.
WAH_2022_2	4	4	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
Tsakalos_2022	3	3	J. 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.
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.
WAH_1998	1	1	Western Australian Herbarium. FloraBase: The Western Australian flora. 1998. url: http://florabase.dpaw.wa.gov.au.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.