Myriophyllum pedunculatum subsp. pedunculatum

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Family Haloragaceae

Taxonomy: Myriophyllum pedunculatum Hook.f. subsp. pedunculatum

Synonyms: none listed in the APC 2026-07-30

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

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

Traits

Top source datasets: ABRS_1981 (1), ABRS_2022 (5), ABRS_2023 (8), ANBG_2019 (1), Cheal_2017 (5), NHNSW_2022 (4), NHNSW_2023 (12), Pickering_2014 (4), RBGV_2022 (4), RBGV_2023 (8), Wenk_2022 (2), Wenk_2023 (1), White_2020 (19). See below for a full list of sources.
Summary: AusTraits contains 41 traits from 74 records in 13 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 (2) [sources: Cheal_2017; White_2020]

flower morphology

sex_type (categorical): monoecious (1) [sources: ABRS_2022]

fruit morphology

fruit_length (numerical): 1.25 mm (1-1.5 mm) [sources: NHNSW_2023]
fruit_type (categorical): mericarp (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]
fruit_colour (categorical): black (1); purple (1); red (1) [sources: NHNSW_2023]

leaf morphology

leaf_area (numerical): 6.4 mm2 (6.4-6.4 mm2) [sources: Pickering_2014]
leaf_length (numerical): 9 mm (4-20 mm) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]
leaf_mass_per_area (numerical): 43.76 g/m2 (43.76-43.76 g/m2) [sources: Pickering_2014]
leaf_dry_matter_content (numerical): 0.15 g/g (0.15-0.15 g/g) [sources: Pickering_2014]
leaf_shape (categorical): linear (2); terete (2) [sources: ABRS_2023; NHNSW_2023]
leaf_margin (categorical): entire (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]
leaf_lobation (categorical): lobed (1); unlobed (1) [sources: NHNSW_2023]
leaf_compoundness (categorical): simple (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]
leaf_phyllotaxis (categorical): opposite (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]
leaf_arrangement (categorical): crowded (1) [sources: RBGV_2023]
plant_photosynthetic_organ (categorical): leaf (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: White_2020]
plant_growth_form (categorical): herb (6) [sources: ABRS_2022; NHNSW_2022; Pickering_2014; RBGV_2022; Wenk_2022; White_2020]
life_history (categorical): perennial (4); short_lived_perennial (1) [sources: ABRS_2022; Cheal_2017; NHNSW_2022; RBGV_2022; Wenk_2023]
plant_growth_substrate (categorical): aquatic (3) [sources: ABRS_2022; NHNSW_2022; RBGV_2022]
woodiness_detailed (categorical): herbaceous (4) [sources: ABRS_2022; NHNSW_2022; RBGV_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) [sources: White_2020]
dispersal_syndrome (categorical): epizoochory (1) [sources: White_2020]
dispersers (categorical): birds (1) [sources: White_2020]
flowering_time (categorical): yyynnnnnnyyy (1) [sources: White_2020]
seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: White_2020]

seed morphology

seed_dry_mass (numerical): 0.15 mg (0.15-0.15 mg) [sources: ANBG_2019]

whole plant morphology

plant_height (numerical): 0.1 m (0.1-0.1 m) [sources: ABRS_1981]
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	10	12	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/.
ABRS_2023	7	8	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/.
ABRS_2022	5	5	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.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.
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/.
Pickering_2014	4	4	C. Pickering, K. Green, A. A. Barros, and S. Venn. “A resurvey of late-lying snowpatches reveals changes in both species and functional composition across snowmelt zones”. Alpine Botany 124.2 (2014), pp. 93-103. doi: 10.1007/s00035-014-0140-0.
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/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
ABRS_1981	1	1	B. A. Barlow, H. T. Clifford, A. S. George, and A. K. A. McCusker. Flora of Australia. 1981. url: http://www.environment.gov.au/biodiversity/abrs/online-resources/flora/main/.
ANBG_2019	1	1	Australian National Botanic Gardens. The National Seed Bank. 2018. url: http://www.anbg.gov.au/gardens/living/seedbank/.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.