Hydrocotyle diantha

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Family Araliaceae

Taxonomy: Hydrocotyle diantha DC.

Synonyms: 1 (APC 2026-07-30)

Hydrocotyle oligantha F.Muell. (nomenclatural synonym)

Distribution (APC): WA, SA

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

Traits

Top source datasets: Draper_2023 (3), Kew_2019_1 (2), Munroe_2019 (1), SAH_2014 (1), SAH_2022 (4), SAH_2023 (6), Sjostrom_2006 (3), WAH_1998 (1), WAH_2022_2 (4), WAH_2023_2 (2), Wenk_2022 (2), Wenk_2023 (1), Wheeler_2002 (10). See below for a full list of sources.
Summary: AusTraits contains 22 traits from 40 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.

flower morphology

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

fruit morphology

fruit_length (numerical): 2 mm (2-2 mm) [sources: SAH_2023]
fruit_width (numerical): 2.5 mm (2.5-2.5 mm) [sources: SAH_2023]
fruit_type (categorical): mericarp (2) [sources: SAH_2023; Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]

leaf morphology

leaf_length (numerical): 5 mm (2-8 mm) [sources: Wheeler_2002]
leaf_width (numerical): 7 mm (3-15 mm) [sources: SAH_2014; Wheeler_2002]
leaf_shape (categorical): reniform (2) [sources: SAH_2023; Wheeler_2002]
leaf_lobation (categorical): lobed (1); unlobed (1) [sources: SAH_2023; Wheeler_2002]
leaf_compoundness (categorical): simple (1) [sources: Wheeler_2002]
plant_photosynthetic_organ (categorical): leaf (1) [sources: SAH_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: Munroe_2019]
plant_growth_form (categorical): herb (4) [sources: SAH_2022; WAH_2022_2; Wenk_2022; Wheeler_2002]
life_history (categorical): annual (4) [sources: SAH_2022; WAH_2022_2; Wenk_2023; Wheeler_2002]
woodiness_detailed (categorical): herbaceous (3) [sources: SAH_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): decumbent (1); prostrate (2) [sources: SAH_2022; WAH_2022_2]
pollination_syndrome (categorical): insect (1) [sources: Draper_2023]
dispersal_syndrome (categorical): barochory (1) [sources: Draper_2023]
dispersers (categorical): passive (1) [sources: Draper_2023]
flowering_time (categorical): nnnnnnnyyyyn (1) [sources: WAH_1998]

seed morphology

seed_dry_mass (numerical): 0.29 mg (0.22-0.36 mg) [sources: Kew_2019_1]

whole plant morphology

plant_height (numerical): 0.05 m (0.01-0.1 m) [sources: WAH_2023_2; Wheeler_2002]

Sources

dataset_id	n_traits	n_records	reference
Wheeler_2002	8	10	J. R. Wheeler, N. G. Marchant, and M. Lewington. Flora of the south west: Bunbury, Augusta, Denmark. Australian Biological Resources Study ; University of Western Australia Press, 2002. ISBN: 9780642568168.
SAH_2023	6	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/.
SAH_2022	4	4	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/.
WAH_2022_2	4	4	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
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.
Sjostrom_2006	3	3	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.
Kew_2019_1	1	2	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
WAH_2023_2	1	2	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Munroe_2019	1	1	S. E. M. Munroe, F. A. McInerney, J. Andrae, N. Welti, G. R. Guerin, E. Leitch, T. Hall, S. Szarvas, R. Atkins, S. Caddy-Retalic, and B. Sparrow. “The Photosynthetic Pathways of Plant Species Surveyed in Australia's National Terrestrial Monitoring Network”. Scientific Data 8 (2021), p. 97. doi: 10.1038/s41597-021-00877-z.
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.
WAH_1998	1	1	Western Australian Herbarium. FloraBase: The Western Australian flora. 1998. url: http://florabase.dpaw.wa.gov.au.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.