Cyperus sanguinolentus

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Family Cyperaceae

Taxonomy: Cyperus sanguinolentus Vahl

Synonyms: 17 (APC 2026-07-30)

Cyperus areolatus R.Br. (taxonomic synonym)
Cyperus atratus Steud. (taxonomic synonym)
Cyperus eragrostis Vahl (taxonomic synonym)
Cyperus eragrostis var. cyrtostachys Miq. (taxonomic synonym)
Cyperus eragrostis var. minor Ewart (taxonomic synonym)
Cyperus eragrostis var. pauperata J.M.Black (taxonomic synonym)
Cyperus eragrostis var. β microstachyus Boeckeler (taxonomic synonym)
Cyperus sanguinolentus Vahl f. sanguinolentus (nomenclatural synonym)
Cyperus sanguinolentus Vahl var. sanguinolentus (nomenclatural synonym)
Cyperus sanguinolentus f. cyrtostachys (Miq.) Kük. (doubtful taxonomic synonym)
Cyperus sanguinolentus f. setaceus Kük. (taxonomic synonym)
Cyperus sanguinolentus subsp. cyrtostachys (Miq.) J.Kern (doubtful taxonomic synonym)
Cyperus sanguinolentus var. [zeta] areolatus (R.Br.) Kük. (taxonomic synonym)
Pycreus sanguinolentus (Vahl) Nees (nomenclatural synonym)
Pycreus sanguinolentus (Vahl) Nees ex C.B.Clarke (nomenclatural synonym)
Pycreus sanguinolentus var. cyrtostachys (Miq.) Domin (doubtful taxonomic synonym)
Pycreus sanguinolentus var. typicus Domin (nomenclatural synonym)

Misapplied names: 1 (APC 2026-07-30)

Cyperus flavescens L. (doubtful pro parte misapplied)

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

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

Traits

Top source datasets: Britton_1994 (2), Draper_2023 (3), Hughes_1992 (3), Kew_2019_1 (2), Metcalfe_2020_1 (3), NHNSW_2014_2 (2), NHNSW_2022 (3), NHNSW_2023 (8), NSWFRD_2014 (2), Purdie_1976 (6), RBGV_2022 (3), RBGV_2023 (8), SAH_2014 (1), SAH_2022 (3), SAH_2023 (6), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), White_2020 (19). See below for a full list of sources.
Summary: AusTraits contains 38 traits from 81 records in 19 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 (3) [sources: NSWFRD_2014; Purdie_1976; White_2020]
post_fire_recruitment (categorical): post_fire_recruitment (1) [sources: Purdie_1976]

flower morphology

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

fruit morphology

fruit_length (numerical): 1.15 mm (0.8-1.5 mm) [sources: NHNSW_2023; RBGV_2023]
fruit_width (numerical): 0.9 mm (0.6-1.2 mm) [sources: NHNSW_2023; RBGV_2023]
fruit_type (categorical): nut (4) [sources: NHNSW_2023; RBGV_2023; SAH_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]
fruit_colour (categorical): black (3); brown (3); yellow (1) [sources: NHNSW_2023; RBGV_2023; SAH_2023]

leaf morphology

leaf_width (numerical): 2.33 mm (1-3 mm) [sources: NHNSW_2023; RBGV_2023; SAH_2014]
leaf_base_shape (categorical): sheathing (1) [sources: SAH_2023]
leaf_compoundness (categorical): simple (1) [sources: Metcalfe_2020_1]

life history

photosynthetic_pathway (categorical): c4 (1) [sources: White_2020]
plant_growth_form (categorical): graminoid (5); herb (4); tussock (1) [sources: Hughes_1992; NHNSW_2022; NSWFRD_2014; RBGV_2022; SAH_2022; Wenk_2022; White_2020]
life_form (categorical): therophyte (1) [sources: Purdie_1976]
life_history (categorical): annual (5); perennial (3) [sources: NHNSW_2022; Purdie_1976; RBGV_2022; SAH_2022; Wenk_2023]
woodiness_detailed (categorical): herbaceous (4) [sources: NHNSW_2022; RBGV_2022; SAH_2022; Wenk_2022]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): abiotic (1); insect (1); wind (1) [sources: Draper_2023; White_2020]
dispersal_syndrome (categorical): anemochory (1); hydrochory (2); zoochory (1) [sources: Draper_2023; White_2020]
dispersers (categorical): abiotic (1); animals (1); birds (1); water (2); wind (1) [sources: Draper_2023; White_2020]
flowering_time (categorical): yynnnnnnyyyy (2); yyyynnnnnnny (1) [sources: Hughes_1992; NHNSW_2014_2; White_2020]
seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (2) [sources: Metcalfe_2020_1; White_2020]

seed morphology

seed_dry_mass (numerical): 0.13 mg (0.12-0.14 mg) [sources: Kew_2019_1]

whole plant morphology

plant_height (numerical): 0.18 m (0.02-0.4 m) [sources: Hughes_1992; SAH_2023]
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	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/.
RBGV_2023	5	8	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
Purdie_1976	6	6	R. W. Purdie and R. O. Slatyer. “Vegetation succession after fire in sclerophyll woodland communities in south-eastern Australia”. Australian Journal of Ecology 1 (1976), pp. 223-236.
SAH_2023	4	6	S. 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/.
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.
Draper_2023	3	3	J. 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.
Hughes_1992	3	3	L. Hughes and B. Rice. “Unpublished data: Traits data for 643 species, Macquarie University”. 1992.
Metcalfe_2020_1	3	3	D. Metcalfe. “Unpublished data: Database of Cyperaceae traits, CSIRO”. 2020.
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/.
RBGV_2022	3	3	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.gov.au/.
SAH_2022	3	3	S. 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/.
Britton_1994	1	2	D. L. Britton and M. A. Brock. “Seasonal germination from wetland seed banks”. Marine and Freshwater Research 45.8 (1994), pp. 1445-1457. doi: 10.1071/mf9941445.
Kew_2019_1	1	2	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
NHNSW_2014_2	2	2	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
NSWFRD_2014	2	2	B. 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.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
SAH_2014	1	1	J. 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.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.