Hyparrhenia rufa

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Family Poaceae

Taxonomy: Hyparrhenia rufa (Nees) Stapf

Synonyms: 1 (APC 2026-07-30)

Trachypogon rufus Nees (nomenclatural synonym)

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

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

Traits

Top source datasets: Metcalfe_2020_2 (21), NHNSW_2014_2 (2), NHNSW_2022 (4), NHNSW_2023 (6), Simpson_2021 (3), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 28 traits from 43 records in 8 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: Simpson_2021]

flower morphology

flower_colour (categorical): white_cream (1); yellow_orange (1) [sources: NHNSW_2014_2]
sex_type (categorical): andromonoecious (2) [sources: Metcalfe_2020_2; Sjostrom_2006]

fruit morphology

fruit_type (categorical): caryopsis (3) [sources: Metcalfe_2020_2; NHNSW_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (2) [sources: Metcalfe_2020_2; Sjostrom_2006]
fruit_dehiscence (categorical): dehiscent (1); indehiscent (2) [sources: Metcalfe_2020_2; Sjostrom_2006]

leaf morphology

leaf_area (numerical): 1050 mm2 (1050-1050 mm2) [sources: Metcalfe_2020_2]
leaf_length (numerical): 350 mm (100-600 mm) [sources: Metcalfe_2020_2]
leaf_width (numerical): 4 mm (2-8 mm) [sources: Metcalfe_2020_2; NHNSW_2023]
leaf_compoundness (categorical): simple (1) [sources: Metcalfe_2020_2]
leaf_phyllotaxis (categorical): alternate (1) [sources: NHNSW_2023]
plant_photosynthetic_organ (categorical): leaf (1) [sources: NHNSW_2023]

life history

photosynthetic_pathway (categorical): c4 (1) [sources: Metcalfe_2020_2]
plant_growth_form (categorical): graminoid (1); herb (1); tussock (2) [sources: Metcalfe_2020_2; NHNSW_2022; Wenk_2022]
life_form (categorical): hemicryptophyte (1) [sources: Metcalfe_2020_2]
life_history (categorical): annual (2); perennial (3) [sources: NHNSW_2022; Simpson_2021; Wenk_2023]
woodiness_detailed (categorical): herbaceous (2) [sources: NHNSW_2022; Wenk_2022]
stem_growth_habit (categorical): erect (1) [sources: NHNSW_2022]
root_structure (categorical): non_mycorrhizal (1) [sources: Metcalfe_2020_2]
pollination_syndrome (categorical): wind (1) [sources: Metcalfe_2020_2]
dispersal_syndrome (categorical): epizoochory (1) [sources: Metcalfe_2020_2]
flowering_time (categorical): yynnnnnnnnny (1) [sources: NHNSW_2014_2]
vegetative_reproduction_ability (categorical): vegetative (1) [sources: Metcalfe_2020_2]
clonal_spread_mechanism (categorical): belowground_clonal (1) [sources: Metcalfe_2020_2]
bud_bank_location (categorical): rhizome (1) [sources: Simpson_2021]

seed morphology

seed_dry_mass (numerical): 0.3 mg (0.3-0.3 mg) [sources: Metcalfe_2020_2]

whole plant morphology

plant_height (numerical): 2.5 m (2-3 m) [sources: Metcalfe_2020_2; NHNSW_2023]

Sources

dataset_id	n_traits	n_records	reference
Metcalfe_2020_2	19	21	D. Metcalfe. “Unpublished data: Traits of Poaceae spp, CSIRO”. 2020.
NHNSW_2023	5	6	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_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/.
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.
Simpson_2021	3	3	K. J. Simpson, E. C. Jardine, S. Archibald, E. J. Forrestel, C. E. R. Lehmann, G. H. Thomas, and C. P. Osborne. “Resprouting grasses are associated with less frequent fire than seeders”. New Phytologist 230 (2021), pp. 832-844. doi: 10.1111/nph.17069.
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.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.