Thalassodendron pachyrhizum

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Family Cymodoceaceae

Taxonomy: Thalassodendron pachyrhizum Hartog

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

Distribution (APC): WA

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

Traits

Top source datasets: ABRS_2022 (6), ABRS_2023 (8), Kew_2019_3 (3), Sjostrom_2006 (4), WAH_1998 (1), WAH_2022_2 (6), WAH_2023_2 (1), Wenk_2022 (2), Wenk_2023 (1), Wheeler_2002 (10). See below for a full list of sources.
Summary: AusTraits contains 23 traits from 42 records in 10 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): dioecious (3) [sources: ABRS_2022; Sjostrom_2006; WAH_2022_2]

fruit morphology

fruit_type (categorical): nutlet (1) [sources: Sjostrom_2006]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]

leaf morphology

leaf_length (numerical): 180 mm (50-300 mm) [sources: ABRS_2023; Wheeler_2002]
leaf_width (numerical): 10.25 mm (6-14 mm) [sources: ABRS_2023; Wheeler_2002]
leaf_shape (categorical): linear (1) [sources: Wheeler_2002]
leaf_margin (categorical): toothed_dentate (1) [sources: ABRS_2023]
leaf_lobation (categorical): unlobed (1) [sources: Wheeler_2002]
leaf_compoundness (categorical): simple (1) [sources: Wheeler_2002]
leaf_lamina_posture (categorical): flat (1) [sources: ABRS_2023]
leaf_arrangement (categorical): clustered (1) [sources: ABRS_2023]

life history

plant_growth_form (categorical): herb (4) [sources: ABRS_2022; WAH_2022_2; Wenk_2022; Wheeler_2002]
life_history (categorical): perennial (4) [sources: ABRS_2022; WAH_2022_2; Wenk_2023; Wheeler_2002]
plant_growth_substrate (categorical): aquatic (2) [sources: ABRS_2022; WAH_2022_2]
woodiness_detailed (categorical): herbaceous (3) [sources: ABRS_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): rhizomatous (1); submerged (2) [sources: ABRS_2022; WAH_2022_2]
flowering_time (categorical): nnnnnnynnnnn (1) [sources: WAH_1998]
storage_organ (categorical): rhizome (2) [sources: ABRS_2023; WAH_2023_2]

whole plant morphology

plant_height (numerical): 0.6 m (0.6-0.6 m) [sources: 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.
ABRS_2023	6	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.
ABRS_2022	6	6	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
WAH_2022_2	6	6	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.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.
Kew_2019_3	3	3	Royal Botanic Gardens Kew. Salt and water tolerance data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
WAH_1998	1	1	Western Australian Herbarium. FloraBase: The Western Australian flora. 1998. url: http://florabase.dpaw.wa.gov.au.
WAH_2023_2	1	1	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://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.