AusTraits

Brachychiton australis

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Family Malvaceae

Taxonomy: Brachychiton australis (Schott & Endl.) A.Terracc.

Synonyms: 13 (APC 2026-07-30)
  • Brachychiton australe K.A.W.Williams (orthographic variant)
  • Brachychiton australis (Schott & Endl.) A.Terracc. subsp. australis (nomenclatural synonym)
  • Brachychiton australis subsp. typicus A.Terracc. (taxonomic synonym)
  • Brachychiton platanoides R.Br. (taxonomic synonym)
  • Brachychiton trichosiphon (Benth.) Ewart & O.B.Davies (taxonomic synonym)
  • Clompanus australis (Schott & Endl.) Kuntze (nomenclatural synonym)
  • Sterculia australis (Schott & Endl.) Domin (nomenclatural synonym)
  • Sterculia australis (Schott & Endl.) Druce (nomenclatural synonym)
  • Sterculia australis (Schott & Endl.) Druce var. australis (nomenclatural synonym)
  • Sterculia australis var. dietrichiae Domin (taxonomic synonym)
  • Sterculia australis var. genuina Domin (taxonomic synonym)
  • Sterculia trichosiphon Benth. (taxonomic synonym)
  • Trichosiphum australe Schott & Endl. (nomenclatural synonym)

Distribution (APC): Qld

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

Traits

Top source datasets: Butler_2004 (5), Choat_2006 (191), Choat_2012 (5), Cooper_2013 (13), Gross_2005 (4), Kew_2019_1 (2), Kew_2019_6 (3), Kooyman_2011 (13), RadfordSmith_2024 (39), Sjostrom_2006 (4), Sweedman_2006 (1), Wenk_2022 (2), Wenk_2023 (1), Wright_2000 (9). See below for a full list of sources.
Summary: AusTraits contains 56 traits from 292 records in 14 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): monoecious (2) [sources: Gross_2005; Sjostrom_2006]
fruit morphology
  • fruit_length (numerical): 90 mm (70-110 mm) [sources: Cooper_2013]
  • fruit_width (numerical): 35 mm (30-40 mm) [sources: Cooper_2013]
  • fruit_type (categorical): capsule (1); follicle (4) [sources: Cooper_2013; Gross_2005; RadfordSmith_2024; Sjostrom_2006; Wright_2000]
  • fruit_fleshiness (categorical): dry (4) [sources: Cooper_2013; Gross_2005; Sjostrom_2006; Wright_2000]
  • fruit_dehiscence (categorical): dehiscent (4) [sources: Cooper_2013; Gross_2005; Sjostrom_2006; Wright_2000]
leaf morphology
  • leaf_area (numerical): 4669.74 mm2 (2437.35-6805.08 mm2) [sources: RadfordSmith_2024]
  • leaf_length (numerical): 130 mm (80-180 mm) [sources: Kooyman_2011]
  • leaf_width (numerical): 160 mm (120-200 mm) [sources: Kooyman_2011]
  • leaf_dry_mass (numerical): 409.49 mg (176-684.2 mg) [sources: RadfordSmith_2024]
  • leaf_mass_per_area (numerical): 81.55 g/m2 (45.23-121.2 g/m2) [sources: Choat_2006; RadfordSmith_2024]
  • leaf_dry_matter_content (numerical): 0.34 g/g (0.31-0.41 g/g) [sources: RadfordSmith_2024]
  • leaf_lobation (categorical): lobed (1) [sources: Kooyman_2011]
  • leaf_compoundness (categorical): simple (1) [sources: Kooyman_2011]
life history
  • plant_growth_form (categorical): tree (4) [sources: Butler_2004; Cooper_2013; Kooyman_2011; Wenk_2022]
  • life_history (categorical): perennial (1) [sources: Wenk_2023]
  • woodiness_detailed (categorical): woody (1) [sources: Wenk_2022]
  • leaf_phenology (categorical): deciduous (3) [sources: Choat_2006; Kooyman_2011; RadfordSmith_2024]
  • dispersal_syndrome (categorical): barochory (1); endozoochory (1) [sources: Butler_2004; RadfordSmith_2024]
  • dispersers (categorical): passive (1) [sources: Butler_2004]
  • flowering_time (categorical): nnnnyyyyyynn (1) [sources: Cooper_2013]
seed morphology
  • seed_dry_mass (numerical): 94.98 mg (76.69-113.27 mg) [sources: Kew_2019_1]
  • seed_length (numerical): 8.5 mm (7-10 mm) [sources: Cooper_2013; Kooyman_2011]
  • seed_width (numerical): 5 mm (4-5.5 mm) [sources: Butler_2004; Kooyman_2011]
stem morphology
  • wood_density (numerical): 0.36 mg/mm3 (0.25-0.57 mg/mm3) [sources: Choat_2006; RadfordSmith_2024]
  • huber_value (numerical): 0 mm2{sapwood}/mm2{leaf} (0-0 mm2{sapwood}/mm2{leaf}) [sources: Choat_2006]
  • stem_vessel_density (numerical): 14 {count}/mm2 (12.67-15 {count}/mm2) [sources: Choat_2006]
  • stem_vessel_diameter (numerical): 88.04 um (71.51-103.64 um) [sources: Choat_2006]
whole plant morphology
  • plant_height (numerical): 20 m (20-20 m) [sources: Cooper_2013; Kooyman_2011]

Sources

dataset_idn_traitsn_recordsreference
Choat_200616191B. Choat, M. C. Ball, J. G. Luly, C. F. Donnelly, and J. A. M. Holtum. “Seasonal patterns of leaf gas exchange and water relations in dry rain forest trees of contrasting leaf phenology”. Tree Physiology 26.5 (2006), pp. 657-664. doi: 10.1093/treephys/26.5.657.
RadfordSmith_20241439J. Radford-Smith, H. R. Lai, E. C. Weeren, and J. M. Dwyer. “A Functional Basis for the Assembly of Australian Subtropical Rainforest Tree Communities”. Ecology Letters 27.11 (2024). ISSN: 1461-0248. doi: 10.1111/ele.70014.
Cooper_20131013W. Cooper and W. T. Cooper. Australian rainforest fruits. CSIRO Publishing, 2013, p. 272.
Kooyman_2011913R. Kooyman, M. Rossetto, W. Cornwell, and M. Westoby. “Phylogenetic tests of community assembly across regional to continental scales in tropical and subtropical rain forests”. Global Ecology and Biogeography 20 (2011), pp. 707-716. doi: 10.1111/j.1466-8238.2010.00641.x.
Wright_200099I. J. Wright, H. T. Clifford, R. Kidson, M. L. Reed, B. L. Rice, and M. Westoby. “A survey of seed and seedling characters in 1744 Australian dicotyledon species: Cross-species trait correlations and correlated trait-shifts within evolutionary lineages”. Biological Journal of the Linnean Society 69 (2000), pp. 521-547. doi: 10.1111/j.1095-8312.2000.tb01222.x.
Butler_200455D. W. Butler, R. J. Green, D. Lamb, W. J. F. Mcdonald, and P. I. Forster. “Biogeography of seed-dispersal syndromes, life-forms and seed sizes among woody rain-forest plants in Australia's subtropics”. Journal of Biogeography 34.10 (2007), pp. 1736-1750. ISSN: 1365-2699. doi: 10.1111/j.1365-2699.2007.01734.x.
Choat_201255B. Choat, S. Jansen, T. J. Brodribb, H. Cochard, S. Delzon, R. Bhaskar, S. J. Bucci, T. S. Feild, S. M. Gleason, U. G. Hacke, A. L. Jacobsen, F. Lens, H. Maherali, J. Martinez-Vilalta, S. Mayr, M. Mencuccini, P. J. Mitchell, A. Nardini, J. Pittermann, R. B. Pratt, J. S. Sperry, M. Westoby, I. J. Wright, and A. E. Zanne. “Global convergence in the vulnerability of forests to drought”. Nature 491.7426 (2012), pp. 752-755. doi: 10.1038/nature11688.
Gross_200544C. L. Gross. “A comparison of the sexual systems in the trees from the Australian tropics with other tropical biomes-more monoecy but why?”. American Journal of Botany 92.6 (2005), pp. 907-919. doi: 10.3732/ajb.92.6.907.
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.
Kew_2019_613Royal Botanic Gardens Kew. Germination data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
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.
Sweedman_200611L. Sweedman and D. Merritt. Australian Seeds: A Guide to Their Collection, Identification, and Biology. CSIRO Publishing, 2006. ISBN: 9780643094079.
Wenk_202311E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.