AusTraits

Ozothamnus obcordatus

Explore the data for this taxon in the portal

Family Asteraceae

Taxonomy: Ozothamnus obcordatus DC.

Synonyms: 10 (APC 2026-07-30)
  • Cassinia obovata A.Cunn. ex DC. (taxonomic synonym)
  • Helichrysum obcordatum (DC.) Benth. (nomenclatural synonym)
  • Helichrysum obcordatum (DC.) Benth. subsp. obcordatum (nomenclatural synonym)
  • Helichrysum obcordatum (DC.) Benth. var. obcordatum (nomenclatural synonym)
  • Helichrysum obcordatum subsp. major N.T.Burb. (taxonomic synonym)
  • Helichrysum obcordatum subsp. majus (Benth.) N.T.Burb. (taxonomic synonym)
  • Helichrysum obcordatum var. major Benth. (taxonomic synonym)
  • Helichrysum obcordatum var. majus Benth. (taxonomic synonym)
  • Ozothamnus obcordatus DC. subsp. obcordatus (nomenclatural synonym)
  • Ozothamnus obcordatus subsp. major (Benth.) P.S.Short (taxonomic synonym)

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

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

Traits

Top source datasets: Clarke_2009 (6), Clarke_2015 (3), Collette_2021 (1), Draper_2023 (3), Jordan_2001 (5), Kew_2019_1 (2), McGlone_2015 (6), Mokany_2015 (3), NHNSW_2014_2 (3), NHNSW_2022 (8), NHNSW_2023 (22), NSWFRD_2014 (13), RBGV_2022 (4), RBGV_2023 (14), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), White_2020 (114), Williams_2011 (9). See below for a full list of sources.
Summary: AusTraits contains 51 traits from 223 records in 19 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 (10); partial_resprouting (1); resprouts (1) [sources: Clarke_2009; Clarke_2015; NSWFRD_2014; White_2020]
  • post_fire_recruitment (categorical): post_fire_recruitment (1) [sources: Clarke_2015]
flower morphology
  • sex_type (categorical): hermaphrodite (2); monoecious (1) [sources: Jordan_2001; Sjostrom_2006]
fruit morphology
  • fruit_length (numerical): 0.8 mm (0.8-0.8 mm) [sources: RBGV_2023]
  • fruit_type (categorical): achene (4) [sources: NHNSW_2023; RBGV_2023; Sjostrom_2006]
  • fruit_fleshiness (categorical): dry (2) [sources: Jordan_2001; Sjostrom_2006]
  • fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]
leaf morphology
  • leaf_area (numerical): 157.08 mm2 (157.08-157.08 mm2) [sources: Mokany_2015]
  • leaf_length (numerical): 12.75 mm (3-20 mm) [sources: McGlone_2015; NHNSW_2023; RBGV_2023]
  • leaf_width (numerical): 6.44 mm (2.5-10 mm) [sources: McGlone_2015; NHNSW_2023; RBGV_2023]
  • petiole_length (numerical): 0.1 cm (0.05-0.15 cm) [sources: NHNSW_2023; RBGV_2023]
  • leaf_shape (categorical): obcordate (2); obovate (3); widely_elliptical (2) [sources: NHNSW_2023; RBGV_2023]
  • leaf_base_shape (categorical): cuneate (1) [sources: RBGV_2023]
  • leaf_margin (categorical): entire (2) [sources: NHNSW_2014_2; RBGV_2023]
  • leaf_margin_posture (categorical): revolute (2); undulate (1) [sources: NHNSW_2023; RBGV_2023]
  • leaf_compoundness (categorical): simple (2) [sources: McGlone_2015; NHNSW_2014_2]
  • leaf_phyllotaxis (categorical): alternate (2) [sources: NHNSW_2023]
  • plant_photosynthetic_organ (categorical): leaf (3) [sources: NHNSW_2023; RBGV_2023]
life history
  • photosynthetic_pathway (categorical): c3 (6) [sources: White_2020]
  • plant_growth_form (categorical): shrub (17) [sources: Clarke_2009; McGlone_2015; NHNSW_2022; NSWFRD_2014; RBGV_2022; Wenk_2022; White_2020; Williams_2011]
  • life_form (categorical): phanerophyte (1) [sources: Williams_2011]
  • life_history (categorical): perennial (5) [sources: Jordan_2001; NHNSW_2022; RBGV_2022; Wenk_2023]
  • woodiness_detailed (categorical): woody (4) [sources: NHNSW_2022; RBGV_2022; Wenk_2022]
  • stem_growth_habit (categorical): erect (3); spreading (1) [sources: NHNSW_2022; RBGV_2022]
  • nitrogen_fixing (categorical): non_nitrogen_fixer (7) [sources: White_2020; Williams_2011]
  • root_structure (categorical): arbuscular_mycorrhizal (1) [sources: Williams_2011]
  • parasitic (categorical): not_parasitic (6) [sources: White_2020]
  • pollination_syndrome (categorical): insect (7) [sources: Draper_2023; White_2020]
  • pollination_system (categorical): biotic_unspecialised (1) [sources: Williams_2011]
  • dispersal_syndrome (categorical): anemochory (8) [sources: Draper_2023; White_2020; Williams_2011]
  • dispersers (categorical): wind (7) [sources: Draper_2023; White_2020]
  • flowering_time (categorical): nnnnnnnnyyyy (4); ynnnnnnnnyyy (6) [sources: NHNSW_2014_2; NSWFRD_2014; White_2020]
  • seedbank_location (categorical): soil_seedbank (2) [sources: Clarke_2009; NSWFRD_2014]
  • seedbank_longevity_class (categorical): persistent (1); transient (7) [sources: NSWFRD_2014; White_2020]
  • seed_dormancy_class (categorical): physiological_dormancy (1) [sources: Collette_2021]
  • vegetative_reproduction_ability (categorical): not_vegetative (6) [sources: White_2020]
  • clonal_spread_mechanism (categorical): non_clonal (1) [sources: Williams_2011]
  • bud_bank_location (categorical): basal_buds (1); basal_stem_buds (1); none (1) [sources: Clarke_2009; Clarke_2015; NSWFRD_2014]
seed morphology
  • seed_dry_mass (numerical): 0.18 mg (0.07-0.22 mg) [sources: Kew_2019_1; Mokany_2015]
whole plant morphology

Sources

dataset_idn_traitsn_recordsreference
White_202019114M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
NHNSW_2023922N. 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/.
RBGV_20231114VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
NSWFRD_2014613B. Kenny, C. Orscheg, E. Tasker, M. A. Gill, and R. Bradstock. NSW Flora Fire Response Database, v2.1. database. NSW Department of Planning Industry and Environment, 2014.
Williams_201199R. P. Duncan, S. E. Clemants, R. T. Corlett, A. K. Hahs, M. A. McCarthy, M. J. McDonnell, M. W. Schwartz, K. Thompson, P. A. Vesk, and N. S. G. Williams. “Plant traits and extinction in urban areas: a meta-analysis of 11 cities”. Global Ecology and Biogeography 20.4 (2011), pp. 509-519. doi: 10.1111/j.1466-8238.2010.00633.x.
NHNSW_202248N. 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/.
Clarke_200946P. J. Clarke, K. J. E. Knox, M. L. Campbell, and L. M. Copeland. “Post-fire recovery of woody plants in the New England Tableland Bioregion”. Cunninghamia 11 (2009), pp. 221-239. doi: https://hdl.handle.net/1959.11/4907.
McGlone_201566M. S. McGlone, S. J. Richardson, G. J. Jordan, and G. L. Perry. “Is there a `suboptimal' woody species height? A response to Scheffer et al.”. Trends in Ecology & Evolution 30.1 (2015), pp. 4-5. doi: 10.1016/j.tree.2014.09.007.
Jordan_200155G. 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_202244VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.gov.au/.
Sjostrom_200644A. 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.
Clarke_201533P. J. Clarke, M. J. Lawes, B. P. Murphy, J. Russell-Smith, C. E. Nano, R. Bradstock, N. J. Enright, J. B. Fontaine, C. R. Gosper, I. Radford, J. J. Midgley, and R. M. Gunton. “A synthesis of postfire recovery traits of woody plants in Australian ecosystems”. Science of The Total Environment 534 (2015), pp. 31-42. doi: 10.1016/j.scitotenv.2015.04.002.
Draper_202333J. 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.
Mokany_201533K. Mokany, J. J. Thomson, A. J. J. Lynch, G. J. Jordan, and S. Ferrier. “Linking changes in community composition and function under climate change”. Ecological Applications 25.8 (2015), pp. 2132-2141. doi: 10.1890/14-2384.1.
NHNSW_2014_233Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Kew_2019_112Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Wenk_202222E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Collette_202111J. C. Collette and M. K. J. Ooi. “Distribution of seed dormancy classes across a fire-prone continent: effects of rainfall seasonality and temperature”. Annals of Botany 127.5 (2021), pp. 613-620. doi: 10.1093/aob/mcaa203.
Wenk_202311E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.