Cyperus enervis

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Family Cyperaceae

Taxonomy: Cyperus enervis R.Br.

Synonyms: 4 (APC 2026-07-30)

Cyperus debilis R.Br. (taxonomic synonym)
Cyperus enervis R.Br. var. enervis (nomenclatural synonym)
Cyperus enervis var. fallax Domin (taxonomic synonym)
Cyperus gracilis var. enervis (R.Br.) Kük. (nomenclatural synonym)

Distribution (APC): Qld, NSW

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

Traits

Top source datasets: ATRP_2020 (3), Benwell_2024 (4), Kew_2019_1 (1), Metcalfe_2020_1 (17), NHNSW_2014_2 (2), NHNSW_2022 (3), NHNSW_2023 (8), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 27 traits from 45 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): fire_killed (1) [sources: Benwell_2024]
post_fire_recruitment (categorical): post_fire_recruitment (1) [sources: Benwell_2024]

flower morphology

flower_colour (categorical): red_brown (1); white_cream (1) [sources: NHNSW_2014_2]
sex_type (categorical): hermaphrodite (2) [sources: Metcalfe_2020_1; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 1.25 mm (1.2-1.3 mm) [sources: Metcalfe_2020_1; NHNSW_2023]
fruit_width (numerical): 0.75 mm (0.7-0.9 mm) [sources: Metcalfe_2020_1; NHNSW_2023]
fruit_height (numerical): 0.8 mm (0.7-0.9 mm) [sources: Metcalfe_2020_1; NHNSW_2023]
fruit_type (categorical): nut (3) [sources: Metcalfe_2020_1; NHNSW_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (2) [sources: Metcalfe_2020_1; Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (2) [sources: Metcalfe_2020_1; Sjostrom_2006]
fruit_colour (categorical): brown (1) [sources: NHNSW_2023]

leaf morphology

leaf_width (numerical): 0.5 mm (0.5-0.5 mm) [sources: Metcalfe_2020_1]
leaf_compoundness (categorical): simple (1) [sources: Metcalfe_2020_1]

life history

plant_growth_form (categorical): graminoid (2); herb (1); tussock (1) [sources: Metcalfe_2020_1; NHNSW_2022; Wenk_2022]
life_form (categorical): hemicryptophyte (1) [sources: Metcalfe_2020_1]
life_history (categorical): perennial (3) [sources: ATRP_2020; NHNSW_2022; Wenk_2023]
woodiness_detailed (categorical): herbaceous (2) [sources: NHNSW_2022; Wenk_2022]
stem_growth_habit (categorical): tufted (1) [sources: ATRP_2020]
pollination_syndrome (categorical): wind (1) [sources: Metcalfe_2020_1]
flowering_time (categorical): yynnnnnnyyyy (1) [sources: NHNSW_2014_2]
seedbank_location (categorical): soil_seedbank (1) [sources: Benwell_2024]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: Metcalfe_2020_1]
clonal_spread_mechanism (categorical): rhizome (1) [sources: ATRP_2020]

seed morphology

seed_dry_mass (numerical): 0.33 mg (0.33-0.33 mg) [sources: Kew_2019_1]
seed_length (numerical): 0.9 mm (0.9-0.9 mm) [sources: Metcalfe_2020_1]

Sources

dataset_id	n_traits	n_records	reference
Metcalfe_2020_1	15	17	D. Metcalfe. “Unpublished data: Database of Cyperaceae traits, CSIRO”. 2020.
NHNSW_2023	5	8	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/.
Benwell_2024	4	4	A. Benwell. “Fire responses of flora in a sclerophyll-rainforest vegetation complex in the Nightcap Range, North Coast, New South Wales”. Australian Journal of Botany 72.1 (2024). Ed. by D. Williams. ISSN: 1444-9862. doi: 10.1071/bt23049.
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.
ATRP_2020	3	3	F. A. Zich, B. P. Hyland, T. Whiffin, and R. A. Kerrigan. Australian Tropical Rainforest Plants, Edition 8. 2020. url: https://apps.lucidcentral.org/rainforest/text/intro/index.html.
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/.
NHNSW_2014_2	2	2	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Kew_2019_1	1	1	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.