Potamogeton octandrus

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Family Potamogetonaceae

Taxonomy: Potamogeton octandrus Poir.

Synonyms: 6 (APC 2026-07-30)

Hydrogeton heterophyllum Lour. (nomenclatural synonym)
Potamogeton javanicus Hassk. (taxonomic synonym)
Potamogeton ligulatus Hagstr. (taxonomic synonym)
Potamogeton octandrum Poir. (orthographic variant)
Potamogeton quinquenervius Hagstr. (taxonomic synonym)
Potamogeton tenuicaulis F.Muell. (taxonomic synonym)

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

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

Traits

Top source datasets: ABRS_2022 (5), ABRS_2023 (10), NHNSW_2014_2 (2), NHNSW_2022 (5), NHNSW_2023 (16), NTH_2022 (2), NTH_2023 (13), Sjostrom_2006 (4), WAH_2022_2 (3), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 20 traits from 63 records in 11 datasets.

Traits by category (click to expand). For categorical traits, the values are listed. For numerical traits, the mean and range are shown.

flower morphology

sex_type (categorical): hermaphrodite (1) [sources: Sjostrom_2006]

fruit morphology

fruit_length (numerical): 2.25 mm (2-2.5 mm) [sources: NHNSW_2023]
fruit_type (categorical): nutlet (2) [sources: NHNSW_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (2) [sources: NHNSW_2023; Sjostrom_2006]

leaf morphology

leaf_length (numerical): 43.2 mm (12-100 mm) [sources: ABRS_2023; NHNSW_2023; NTH_2023]
leaf_width (numerical): 3.5 mm (0.5-10 mm) [sources: ABRS_2023; NHNSW_2023; NTH_2023]
petiole_length (numerical): 1.15 cm (0.7-1.6 cm) [sources: NTH_2023]
leaf_shape (categorical): linear (3); narrowly_elliptical (3) [sources: ABRS_2023; NHNSW_2023; NTH_2023]
leaf_compoundness (categorical): simple (1) [sources: NHNSW_2023]
leaf_phyllotaxis (categorical): alternate (3); opposite (1) [sources: ABRS_2023; NHNSW_2023; NTH_2023]
plant_photosynthetic_organ (categorical): leaf (3) [sources: ABRS_2023; NHNSW_2023; NTH_2023]

life history

plant_growth_form (categorical): herb (5) [sources: ABRS_2022; NHNSW_2022; NTH_2022; WAH_2022_2; Wenk_2022]
life_history (categorical): perennial (3) [sources: ABRS_2022; NHNSW_2022; Wenk_2023]
plant_growth_substrate (categorical): aquatic (3) [sources: ABRS_2022; NHNSW_2022; WAH_2022_2]
woodiness_detailed (categorical): herbaceous (5) [sources: ABRS_2022; NHNSW_2022; NTH_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): rhizomatous (2) [sources: ABRS_2022; NHNSW_2022]
flowering_time (categorical): yynnnnnnnyyy (1) [sources: NHNSW_2014_2]
vegetative_reproduction_ability (categorical): vegetative (1) [sources: NHNSW_2014_2]
storage_organ (categorical): rhizome (2) [sources: ABRS_2023; NHNSW_2023]

Sources

dataset_id	n_traits	n_records	reference
NHNSW_2023	10	16	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/.
NTH_2023	6	13	D. of Land Resource Management and N. T. of Australia. Northern Territory Flora Online. accessed on 6 May, 2022.. 2022. url: http://eflora.nt.gov.au/.
ABRS_2023	6	10	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.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.
NHNSW_2022	5	5	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.
WAH_2022_2	3	3	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
NHNSW_2014_2	2	2	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
NTH_2022	2	2	D. of Land Resource Management and N. T. of Australia. Northern Territory Flora Online. accessed on 6 May, 2022.. 2022. url: http://eflora.nt.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.