Juncus polyanthemus

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Family Juncaceae

Taxonomy: Juncus polyanthemus Buchenau

Synonyms: 2 (APC 2026-07-30)

Juncus polyanthemos J.M.Black (orthographic variant)
Juncus polyanthemus Buchenau var. polyanthemus (nomenclatural synonym)

Distribution (APC): WA (naturalised), Qld, NSW

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

Traits

Top source datasets: Hughes_1992 (3), NHNSW_2014_2 (4), NHNSW_2022 (4), NHNSW_2023 (5), Sjostrom_2006 (3), WAH_2022_2 (4), WAH_2023_2 (3), Wenk_2022 (2), Wenk_2023 (1), White_2020 (19). See below for a full list of sources.
Summary: AusTraits contains 32 traits from 48 records in 10 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): resprouts (1) [sources: White_2020]

flower morphology

flower_colour (categorical): red_brown (1) [sources: NHNSW_2014_2]

fruit morphology

fruit_type (categorical): capsule (2) [sources: NHNSW_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): dehiscent (2) [sources: NHNSW_2023; Sjostrom_2006]
fruit_colour (categorical): brown (1); yellow (1) [sources: NHNSW_2023]

leaf morphology

leaf_margin (categorical): entire (1) [sources: NHNSW_2014_2]
leaf_compoundness (categorical): simple (1) [sources: NHNSW_2014_2]
plant_photosynthetic_organ (categorical): leaf (1) [sources: NHNSW_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: White_2020]
plant_growth_form (categorical): graminoid (4); herb (2); tussock (1) [sources: Hughes_1992; NHNSW_2022; WAH_2022_2; Wenk_2022; White_2020]
life_history (categorical): perennial (3) [sources: NHNSW_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (3) [sources: NHNSW_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): rhizomatous (2) [sources: NHNSW_2022; WAH_2022_2]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): abiotic (1) [sources: White_2020]
dispersal_syndrome (categorical): epizoochory (1) [sources: White_2020]
dispersers (categorical): birds (1) [sources: White_2020]
flowering_time (categorical): yynnnnnnnnny (1); yynnnnnnnyyy (1); yynnnnnnyyyy (1) [sources: Hughes_1992; NHNSW_2014_2; White_2020]
seedbank_longevity_class (categorical): transient (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): vegetative (1) [sources: White_2020]
storage_organ (categorical): rhizome (2) [sources: NHNSW_2023; WAH_2023_2]

whole plant morphology

plant_height (numerical): 0.95 m (0.7-1.5 m) [sources: Hughes_1992; WAH_2023_2]
plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	19	19	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
NHNSW_2023	5	5	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/.
NHNSW_2014_2	4	4	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
NHNSW_2022	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.. 2022. url: https://plantnet.rbgsyd.nsw.gov.au/.
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/.
Hughes_1992	3	3	L. Hughes and B. Rice. “Unpublished data: Traits data for 643 species, Macquarie University”. 1992.
Sjostrom_2006	3	3	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_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.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.