AusTraits

Acacia oswaldii

Explore the data for this taxon in the portal

Family Fabaceae

Taxonomy: Acacia oswaldii F.Muell.

Synonyms: 11 (APC 2026-07-30)
  • Acacia amaliae Domin (taxonomic synonym)
  • Acacia amaliae Domin var. amaliae (taxonomic synonym)
  • Acacia amaliae var. orthophylla Domin (taxonomic synonym)
  • Acacia osswaldi F.Muell. (orthographic variant)
  • Acacia oswaldi F.Muell. (orthographic variant)
  • Acacia oswaldi var. abbreviata Benth. (doubtful taxonomic synonym)
  • Acacia oswaldii F.Muell. var. oswaldii (nomenclatural synonym)
  • Acacia oswaldii var. abbreviata Benth. (doubtful taxonomic synonym)
  • Acacia sessiliceps F.Muell. (taxonomic synonym)
  • Acacia sp. Mouroubra (D.A.Blood 3342) WA Herbarium (taxonomic synonym)
  • Racosperma oswaldii (F.Muell.) Pedley (nomenclatural synonym)

Distribution (APC): WA, NT, SA, Qld, NSW, Vic

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

Traits

Top source datasets: ABRS_2022 (3), ABRS_2023 (18), ANBG_2019 (7), Barrett_2009 (1), Chen_2017 (4), Clarke_2015 (3), Collette_2021 (1), Crowley_2007 (1), Dong_2017 (8), Draper_2023 (3), Hughes_2005 (5), Ilic_2000 (1), Jurado_1991 (5), Kew_2019_1 (3), Kew_2019_6 (2), Manea_2011 (1), Maslin_2012 (13), McGlone_2015 (6), Morgan_2005 (7), Munroe_2019 (1), NHNSW_2014_2 (5), NHNSW_2022 (4), NHNSW_2023 (13), NSWFRD_2014 (6), NTH_2022 (3), NTH_2023 (13), Nano_2011 (3), Pickup_2005 (5), RBGV_2022 (3), RBGV_2023 (17), RussellSmith_2012 (4), SAH_2022 (4), SAH_2023 (14), Schulze_2014 (13), Sjostrom_2006 (4), Soliveres_2012 (3), Sweedman_2006 (4), WAH_2022_2 (3), WAH_2023_2 (2), Wenk_2022 (2), Wenk_2023 (1), White_2020 (20), Wright_2000 (4), Wright_2002 (69). See below for a full list of sources.
Summary: AusTraits contains 103 traits from 312 records in 44 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 (7) [sources: Clarke_2015; Crowley_2007; NSWFRD_2014; Nano_2011; RussellSmith_2012; White_2020]
  • post_fire_recruitment (categorical): post_fire_recruitment_absent (2) [sources: Clarke_2015; Nano_2011]
flower morphology
  • flower_colour (categorical): yellow_orange (1) [sources: NHNSW_2014_2]
  • sex_type (categorical): andromonoecious (1) [sources: Sjostrom_2006]
fruit morphology
  • fruit_length (numerical): 205.2 mm (40-310 mm) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • fruit_width (numerical): 8.5 mm (5-12 mm) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • fruit_type (categorical): legume (7) [sources: ABRS_2023; Chen_2017; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023; Sjostrom_2006]
  • fruit_fleshiness (categorical): dry (2) [sources: Chen_2017; Sjostrom_2006]
  • fruit_dehiscence (categorical): dehiscent (2) [sources: Chen_2017; Sjostrom_2006]
  • fruit_colour (categorical): red (1) [sources: ABRS_2023]
leaf morphology
  • leaf_area (numerical): 142.98 mm2 (70-194 mm2) [sources: Jurado_1991; Morgan_2005; Pickup_2005; Wright_2002]
  • leaf_length (numerical): 67.86 mm (25-105 mm) [sources: McGlone_2015; ABRS_2023; Maslin_2012; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • leaf_width (numerical): 7.9 mm (0.8-15 mm) [sources: McGlone_2015; ABRS_2023; Maslin_2012; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • leaf_mass_per_area (numerical): 368.95 g/m2 (263.16-445.09 g/m2) [sources: Dong_2017; Morgan_2005; Pickup_2005; Schulze_2014; Wright_2002]
  • leaf_area_ratio (numerical): 2.71 mm2/mg (2.71-2.71 mm2/mg) [sources: Pickup_2005]
  • leaf_shape (categorical): elliptical (2); lanceolate (1); linear (5); narrowly_elliptical (2); narrowly_oblong (1); oblong (3); terete (3) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • leaf_margin (categorical): entire (1) [sources: NHNSW_2014_2]
  • leaf_compoundness (categorical): compound (1); simple (3) [sources: Maslin_2012; McGlone_2015; NHNSW_2014_2; NTH_2023]
  • leaf_lamina_posture (categorical): flat (1) [sources: SAH_2023]
  • leaf_glaucousness (categorical): glaucous (2); not_glaucous (1) [sources: ABRS_2023; RBGV_2023]
  • leaf_phyllotaxis (categorical): alternate (1) [sources: NHNSW_2014_2]
  • plant_photosynthetic_organ (categorical): leaf (1); phyllode (5) [sources: ABRS_2023; Maslin_2012; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
life history
  • photosynthetic_pathway (categorical): c3 (2) [sources: Munroe_2019; White_2020]
  • plant_growth_form (categorical): shrub (11); tree (12) [sources: ABRS_2022; Barrett_2009; Jurado_1991; Maslin_2012; McGlone_2015; NHNSW_2022; NSWFRD_2014; NTH_2022; RBGV_2022; SAH_2022; Soliveres_2012; WAH_2022_2; Wenk_2022; White_2020]
  • life_history (categorical): perennial (8) [sources: ABRS_2022; Maslin_2012; NHNSW_2022; NTH_2022; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2023]
  • woodiness_detailed (categorical): woody (7) [sources: ABRS_2022; NHNSW_2022; NTH_2022; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2022]
  • stem_growth_habit (categorical): bushy (1); dense (1); erect (1); spreading (2) [sources: NHNSW_2022; SAH_2022]
  • leaf_phenology (categorical): evergreen (2) [sources: Maslin_2012; Schulze_2014]
  • nitrogen_fixing (categorical): nitrogen_fixer (3) [sources: Dong_2017; Schulze_2014; White_2020]
  • parasitic (categorical): not_parasitic (1) [sources: White_2020]
  • pollination_syndrome (categorical): insect (2) [sources: Draper_2023; White_2020]
  • dispersal_syndrome (categorical): barochory (1); endozoochory (1); myrmecochory (2); zoochory (1) [sources: Draper_2023; Soliveres_2012; White_2020]
  • dispersers (categorical): ants (2); invertebrates (1); passive (1); vertebrates (1) [sources: Draper_2023; Soliveres_2012; White_2020]
  • flowering_time (categorical): nnnnnnnnnyyy (2); ynnnnnnnnnyy (1) [sources: NHNSW_2014_2; NSWFRD_2014; White_2020]
  • seedbank_location (categorical): soil_seedbank (1) [sources: NSWFRD_2014]
  • seedbank_longevity_class (categorical): persistent (3) [sources: NSWFRD_2014; RussellSmith_2012; White_2020]
  • seed_dormancy_class (categorical): physical_dormancy (1) [sources: Collette_2021]
  • vegetative_reproduction_ability (categorical): vegetative (1) [sources: White_2020]
  • bud_bank_location (categorical): basal_stem_buds (1) [sources: Clarke_2015]
nutrient and stable isotope
  • leaf_N_per_dry_mass (numerical): 18.3 mg/g (16.01-20.72 mg/g) [sources: Dong_2017; Schulze_2014; Wright_2002]
  • leaf_P_per_dry_mass (numerical): 0.67 mg/g (0.67-0.67 mg/g) [sources: Wright_2002]
  • leaf_delta13C (numerical): -26.85 {delta}[ppth] (-27.69--26.29 {delta}[ppth]) [sources: Dong_2017; Schulze_2014; Wright_2002]
seed morphology
  • seed_dry_mass (numerical): 69.38 mg (27.82-92.12 mg) [sources: ANBG_2019; Kew_2019_1]
  • seed_length (numerical): 7.72 mm (6-8.9 mm) [sources: ANBG_2019; ABRS_2023; Maslin_2012; RBGV_2023]
  • seed_width (numerical): 6 mm (6-6 mm) [sources: ANBG_2019]
  • seed_shape (categorical): ellipsoid (3); ovoid (1); ovoid_elongated (2) [sources: ABRS_2023; ANBG_2019; Maslin_2012; RBGV_2023]
stem morphology
  • wood_density (numerical): 0.97 mg/mm3 (0.9-1.03 mg/mm3) [sources: Hughes_2005; Ilic_2000; Morgan_2005; Pickup_2005]
  • huber_value (numerical): 0 mm2{sapwood}/mm2{leaf} (0-0 mm2{sapwood}/mm2{leaf}) [sources: Pickup_2005]
  • stem_vessel_density (numerical): 60 {count}/mm2 (60-60 {count}/mm2) [sources: Hughes_2005]
  • stem_vessel_diameter (numerical): 23 um (23-23 um) [sources: Hughes_2005]
  • stem_vessel_lumen_fraction (numerical): 0.03 mm2/mm2 (0.03-0.03 mm2/mm2) [sources: Hughes_2005]
whole plant morphology
  • plant_height (numerical): 5.09 m (0.5-8 m) [sources: ABRS_2023; Maslin_2012; McGlone_2015; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023; WAH_2023_2]
  • plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_idn_traitsn_recordsreference
Wright_20023469I. J. Wright and M. Westoby. “Leaves at low versus high rainfall: Coordination of structure, lifespan and physiology”. New Phytologist 155 (2002), pp. 403-416. doi: 10.1046/j.1469-8137.2002.00479.x.
White_20202020M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
ABRS_20231318Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
RBGV_20231217VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
SAH_2023914S. 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/.
Maslin_20121013B. Maslin. WATTLE, Interactive Identification of Australian Acacia. Version 2. Australian Biological Resources Study, Canberra, 2014.
NHNSW_2023813N. 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/.
NTH_2023913D. of Land Resource Management and N. T. of Australia. Northern Territory Flora Online. accessed on 6 May, 2022.. 2022. url: http://eflora.nt.gov.au/.
Schulze_2014813E. D. Schulze, D. Nicolle, A. Boerner, M. Lauerer, G. Aas, and I. Schulze. “Stable carbon and nitrogen isotope ratios of Eucalyptus and Acacia species along a seasonal rainfall gradient in Western Australia”. Trees 28.4 (2014), pp. 1125-1135. doi: 10.1007/s00468-014-1023-0.
Dong_201788N. Dong, I. C. Prentice, B. J. Evans, S. Caddy-Retalic, A. J. Lowe, and I. J. Wright. “Leaf nitrogen from first principles: field evidence for adaptive variation with climate”. Biogeosciences 14.2 (2017), pp. 481-495. doi: 10.5194/bg-14-481-2017.
ANBG_201957Australian National Botanic Gardens. The National Seed Bank. 2018. url: http://www.anbg.gov.au/gardens/living/seedbank/.
Morgan_200577H. Morgan. “Root system architecture, water use and rainfall responses of perennial species”. PhD. Macquarie University, 2005.
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.
NSWFRD_201466B. 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.
Hughes_200555K. Hughes. “Unpublished data: Wood and stem density data for Australian plant species, Macquarie University”. 2005.
Jurado_199155E. Jurado. “Diaspore weight, dispersal, growth form and perenniality of central Australian plants”. Journal of Ecology 79 (1991), pp. 811-828.
NHNSW_2014_255Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Pickup_200555M. Pickup, M. Westoby, and A. Basden. “Dry mass costs of deploying leaf area in relation to leaf size”. Functional Ecology 19.1 (2005), pp. 88-97. doi: 10.1111/j.0269-8463.2005.00927.x.
Chen_201744Chen, S.-C., Cornwell, W., Z. H.-X., Moles, and A. T. “Plants show more flesh in the tropics: Variation in fruit type along latitudinal and climatic gradients.”. Ecography 40 (2017), pp. 531-538. doi: abs/10.1111/ecog.02010.
NHNSW_202244N. 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/.
RussellSmith_201244J. Russell-Smith, M. R. Gardener, C. Brock, K. Brennan, C. P. Yates, and B. Grace. “Fire persistence traits can be used to predict vegetation response to changing fire regimes at expansive landscape scales - an Australian example”. Journal of Biogeography 39 (2012), pp. 1657-1668. doi: 10.1111/j.1365-2699.2012.02714.x.
SAH_202244S. 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/.
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.
Sweedman_200624L. Sweedman and D. Merritt. Australian Seeds: A Guide to Their Collection, Identification, and Biology. CSIRO Publishing, 2006. ISBN: 9780643094079.
Wright_200044I. 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.
ABRS_202233Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
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.
Kew_2019_113Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
NTH_202233D. of Land Resource Management and N. T. of Australia. Northern Territory Flora Online. accessed on 6 May, 2022.. 2022. url: http://eflora.nt.gov.au/.
Nano_201123C. E. M. Nano and P. J. Clarke. “How do drought and fire influence the patterns of resprouting in Australian deserts?”. Plant Ecology 212 (2011), pp. 2095-2110. doi: 10.1007/s11258-011-9988-x.
RBGV_202233VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.gov.au/.
Soliveres_201233S. Soliveres, D. J. Eldridge, F. Hemmings, and F. T. Maestre. “Nurse plant effects on plant species richness in drylands: The role of grazing, rainfall and species specificity”. Perspectives in Plant Ecology, Evolution and Systematics 14 (2012), pp. 402-410. doi: 10.1016/j.ppees.2012.09.003.
WAH_2022_233Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
Kew_2019_612Royal Botanic Gardens Kew. Germination data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
WAH_2023_212Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
Wenk_202222E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Barrett_200911S. Barrett, S. Comer, N. McQuoid, M. Porter, C. Tiller, and D. Utber. Identification and Conservation of Fire Sensitive Ecosystems and Species of the South Coast Natural Resource Management Region.. government. Department of Conservation and Land Management, South Coast Region, Western Australia, 2009.
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.
Crowley_200711G. Crowley, M. Gardener, and M. Marrinan. Tropical savannas fire response database. 2007. url: [www.landmanager.org.au](www.landmanager.org.au).
Ilic_200011J. Ilic, D. Boland, M. McDonald, D. G, and P. Blakemore. Woody density phase 1 - State of knowledge. National Carbon Accounting System. Technical Report 18. Tech. rep. Australian Greenhouse Office, Canberra, Australia, 2000.
Manea_201111A. Manea. “Unpublished data: Dispersal appendage data for Acacia via Worldwide Wattle, Macquarie University”. 2011.
Munroe_201911S. 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.
Wenk_202311E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.