Amphibromus neesii

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Family Poaceae

Taxonomy: Amphibromus neesii Steud.

Synonyms: 1 (APC 2026-07-30)

Helictotrichon neesii (Steud.) Stace (nomenclatural synonym)

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

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

Traits

Top source datasets: ABRS_2022 (4), ABRS_2023 (9), Catford_2014 (7), Cheal_2017 (5), Draper_2023 (3), GrassBase_2014 (4), Jordan_2001 (7), Mokany_2015 (2), Morgan_2011_1 (5), NHNSW_2014_2 (1), NHNSW_2022 (4), NHNSW_2023 (7), Osborne_2014 (1), RBGV_2022 (4), RBGV_2023 (8), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), Wenk_2023_2 (1), White_2020 (18), Williams_2005 (3), eFLOWER_Dun_2022 (5). See below for a full list of sources.
Summary: AusTraits contains 50 traits from 105 records in 22 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: Cheal_2017]

flower morphology

flower_colour (categorical): blue_purple (1); green (1) [sources: NHNSW_2014_2]
sex_type (categorical): andromonoecious (1); hermaphrodite (1); monoecious (1) [sources: Jordan_2001; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 2.75 mm (2-3.5 mm) [sources: ABRS_2023]
fruit_type (categorical): caryopsis (4) [sources: ABRS_2023; NHNSW_2023; RBGV_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (2) [sources: Jordan_2001; Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]

leaf morphology

leaf_area (numerical): 25.13 mm2 (25.13-25.13 mm2) [sources: Mokany_2015]
leaf_length (numerical): 343.33 mm (150-400 mm) [sources: ABRS_2023; GrassBase_2014; RBGV_2023]
leaf_width (numerical): 3 mm (2-4 mm) [sources: ABRS_2023; GrassBase_2014; NHNSW_2023; RBGV_2023]
leaf_lamina_posture (categorical): flat (1); involute (1) [sources: RBGV_2023]
leaf_phyllotaxis (categorical): alternate (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]
plant_photosynthetic_organ (categorical): leaf (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]

life history

photosynthetic_pathway (categorical): c3 (2) [sources: Osborne_2014; White_2020]
plant_growth_form (categorical): graminoid (4); herb (3); tussock (2) [sources: ABRS_2022; Catford_2014; NHNSW_2022; RBGV_2022; Wenk_2022; White_2020]
life_form (categorical): hemicryptophyte (2) [sources: Morgan_2011_1; Williams_2005]
life_history (categorical): annual (1); perennial (8); short_lived_perennial (1) [sources: ABRS_2022; Catford_2014; Cheal_2017; Jordan_2001; Morgan_2011_1; NHNSW_2022; RBGV_2022; Wenk_2023; Williams_2005]
woodiness_detailed (categorical): herbaceous (4) [sources: ABRS_2022; NHNSW_2022; RBGV_2022; Wenk_2022]
stem_growth_habit (categorical): caespitose (1); rhizomatous (4) [sources: ABRS_2022; Catford_2014; NHNSW_2022; RBGV_2022]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): abiotic (1); self (1); wind (1) [sources: Draper_2023; White_2020]
dispersal_syndrome (categorical): epizoochory (1); undefined (1); zoochory (1) [sources: Draper_2023; Morgan_2011_1; White_2020]
dispersers (categorical): abiotic (1); animals (1); mammals (1) [sources: Draper_2023; White_2020]
flowering_time (categorical): yyyynnnnnyyy (1) [sources: White_2020]
seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (3); vegetative (1) [sources: Catford_2014; Morgan_2011_1; White_2020; Williams_2005]
storage_organ (categorical): rhizome (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]

seed morphology

seed_dry_mass (numerical): 1.16 mg (1.16-1.16 mg) [sources: Catford_2014]
seed_length (numerical): 6.5 mm (6.5-6.5 mm) [sources: Jordan_2001]
seed_width (numerical): 2 mm (2-2 mm) [sources: Jordan_2001]

whole plant morphology

plant_height (numerical): 1.5 m (1.5-1.5 m) [sources: Mokany_2015; NHNSW_2023]
plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	18	18	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
ABRS_2023	7	9	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
RBGV_2023	7	8	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
Catford_2014	7	7	J. A. Catford, W. K. Morris, P. A. Vesk, C. J. Gippel, and B. J. Downes. “Species and environmental characteristics point to flow regulation and drought as drivers of riparian plant invasion”. Diversity and Distributions 20 (2014), pp. 1084-1096. doi: 10.1111/ddi.12225.
Jordan_2001	7	7	G. J. Jordan. “An investigation of long-distance dispersal based on species native to both Tasmania and New Zealand”. Australian Journal of Botany 49.3 (2001), pp. 333-340. doi: 10.1071/bt00024.
NHNSW_2023	6	7	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/.
Cheal_2017	5	5	D. Cheal. Growth stages and tolerable fire intervals for Victoria's native vegetation data sets. Fire and adaptive management, report no. 84. Victorian Government Department of Sustainability and Environment Melbourne, 2010.
Morgan_2011_1	5	5	J. Morgan. “Unpublished data: Grassy woodland traits, La Trobe University”. 2011.
eFLOWER_Dun_2022	4	5	L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
ABRS_2022	4	4	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
GrassBase_2014	2	4	W. Clayton, M. Vorontsova, and K. H. &. H. Williamson. GrassBase - The online world grass flora. 2006. url: http://www.kew.org/data/grasses-db.html.
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/.
RBGV_2022	4	4	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.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.
Williams_2005	3	3	N. S. G. Williams, J. W. Morgan, M. J. McDonnell, and M. A. McCarthy. “Plant traits and local extinctions in natural grasslands along an urban-rural gradient”. Journal of Ecology 93.6 (2005), pp. 1203-1213. doi: 10.1111/j.1365-2745.2005.01039.x.
Mokany_2015	2	2	K. Mokany, J. J. Thomson, A. J. J. Lynch, G. J. Jordan, and S. Ferrier. “Linking changes in community composition and function under climate change”. Ecological Applications 25.8 (2015), pp. 2132-2141. doi: 10.1890/14-2384.1.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
NHNSW_2014_2	1	1	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Osborne_2014	1	1	C. Osborne, A. Salomaa, T. Kluyver, V. Visser, E. Kellogg, O. Morrone, M. Vorontsova, W. Clayton, and D. Simpson. “A global database of C4 photosynthesis in grasses”. New Phytologist 204 (2014), pp. 441-446. doi: 10.1111/nph.12942.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.
Wenk_2023_2	1	1	E. Wenk and D. Coleman. “Unpublished: Rain and flood-related flowering cues for Australia's flora, University of New South Wales, Australia”. 2023.