Heterozostera tasmanica

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Family Zosteraceae

Taxonomy: Heterozostera tasmanica (G.Martens ex Asch.) Hartog

Synonyms: 1 (APC 2026-07-30)

Zostera tasmanica G.Martens ex Asch. (nomenclatural synonym)

Distribution (APC): SA, Vic, Tas

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

Traits

Top source datasets: ABRS_2022 (6), ABRS_2023 (18), Jordan_2001 (6), Kew_2019_3 (3), NHNSW_2014_2 (7), RBGV_2022 (5), RBGV_2023 (10), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), White_2020 (21). See below for a full list of sources.
Summary: AusTraits contains 50 traits from 83 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.

fire response

resprouting_capacity (categorical): resprouts (1) [sources: White_2020]

flower morphology

sex_type (categorical): hermaphrodite (1); monoecious (4) [sources: ABRS_2022; Jordan_2001; RBGV_2022; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 3.3 mm (3.3-3.3 mm) [sources: ABRS_2023]
fruit_width (numerical): 1.8 mm (1.8-1.8 mm) [sources: ABRS_2023]
fruit_height (numerical): 1.8 mm (1.8-1.8 mm) [sources: ABRS_2023]
fruit_type (categorical): achene (2) [sources: ABRS_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (2) [sources: Jordan_2001; Sjostrom_2006]
fruit_dehiscence (categorical): dehiscent (1); indehiscent (1) [sources: ABRS_2023; Sjostrom_2006]

leaf morphology

leaf_length (numerical): 220 mm (100-320 mm) [sources: ABRS_2023; NHNSW_2014_2; RBGV_2023]
leaf_width (numerical): 1.37 mm (0.5-3 mm) [sources: ABRS_2023; NHNSW_2014_2; RBGV_2023]
leaf_shape (categorical): linear (1) [sources: RBGV_2023]
leaf_base_shape (categorical): sheathing (1) [sources: RBGV_2023]
leaf_margin_posture (categorical): undulate (1) [sources: ABRS_2023]
leaf_lamina_posture (categorical): flat (1) [sources: ABRS_2023]
leaf_phyllotaxis (categorical): alternate (1) [sources: RBGV_2023]
leaf_arrangement (categorical): distichous (2) [sources: ABRS_2023; RBGV_2023]
plant_photosynthetic_organ (categorical): leaf (2) [sources: ABRS_2023; RBGV_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: White_2020]
plant_growth_form (categorical): herb (4) [sources: ABRS_2022; RBGV_2022; Wenk_2022; White_2020]
life_form (categorical): geophyte (1) [sources: White_2020]
life_history (categorical): perennial (4) [sources: ABRS_2022; Jordan_2001; RBGV_2022; Wenk_2023]
plant_growth_substrate (categorical): aquatic (3) [sources: ABRS_2022; NHNSW_2014_2; RBGV_2022]
woodiness_detailed (categorical): herbaceous (3) [sources: ABRS_2022; RBGV_2022; Wenk_2022]
stem_growth_habit (categorical): submerged (1) [sources: ABRS_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): hydrochory (1) [sources: White_2020]
dispersers (categorical): water (1) [sources: White_2020]
flowering_time (categorical): yynnnnnnnyyy (1); yynnnnnnyyyy (1) [sources: NHNSW_2014_2; White_2020]
seedbank_longevity_class (categorical): transient (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): vegetative (1) [sources: White_2020]
storage_organ (categorical): rhizome (2) [sources: ABRS_2023; RBGV_2023]

seed morphology

seed_length (numerical): 2.88 mm (2.25-3.5 mm) [sources: Jordan_2001; ABRS_2023]
seed_width (numerical): 1.35 mm (1-1.7 mm) [sources: Jordan_2001; ABRS_2023]

whole plant morphology

plant_height (numerical): 0.3 m (0.3-0.3 m) [sources: NHNSW_2014_2]
plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	21	21	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
ABRS_2023	16	18	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	8	10	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
NHNSW_2014_2	5	7	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.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.
Jordan_2001	6	6	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.
RBGV_2022	5	5	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.
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.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.