AusTraits

Youngia japonica

Explore the data for this taxon in the portal

Family Asteraceae

Taxonomy: Youngia japonica (L.) DC.

Synonyms: 3 (APC 2026-07-30)
  • Crepis japonica (L.) Benth. (nomenclatural synonym)
  • Prenanthes japonica L. (nomenclatural synonym)
  • Youngia japonica (L.) DC. var. japonica (nomenclatural synonym)
Misapplied names: 1 (APC 2026-07-30)
  • Youngia thunbergiana DC. (misapplied)

Distribution (APC): Qld, NSW

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

Traits

Top source datasets: ABRS_2022 (3), ABRS_2023 (9), ATRP_2020 (2), Clarke_2015 (3), Kew_2019_1 (1), Kew_2019_6 (1), NHNSW_2014_2 (3), NHNSW_2022 (4), NHNSW_2023 (13), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), Wright_2000 (4), eFLOWER_Dun_2022 (8). See below for a full list of sources.
Summary: AusTraits contains 34 traits from 58 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.

fire response
flower morphology
  • flower_colour (categorical): yellow_orange (2) [sources: NHNSW_2014_2; eFLOWER_Dun_2022]
  • sex_type (categorical): hermaphrodite (1) [sources: Sjostrom_2006]
fruit morphology
  • fruit_length (numerical): 1.75 mm (1.5-2 mm) [sources: ABRS_2023; NHNSW_2023]
  • fruit_type (categorical): achene (4) [sources: ABRS_2023; NHNSW_2023; Sjostrom_2006; Wright_2000]
  • fruit_fleshiness (categorical): dry (2) [sources: Sjostrom_2006; Wright_2000]
  • fruit_dehiscence (categorical): indehiscent (3) [sources: ABRS_2023; Sjostrom_2006; Wright_2000]
  • fruit_colour (categorical): brown (1); red (1) [sources: ABRS_2023]
leaf morphology
  • leaf_length (numerical): 133.75 mm (15-200 mm) [sources: ABRS_2023; NHNSW_2023]
  • leaf_width (numerical): 30 mm (10-50 mm) [sources: NHNSW_2023]
  • leaf_shape (categorical): oblong (1); obovate (1) [sources: NHNSW_2023]
  • leaf_margin (categorical): entire (1); toothed (1); toothed_dentate (1) [sources: ABRS_2023; NHNSW_2023]
  • leaf_lobation (categorical): lobed (1) [sources: NHNSW_2023]
  • leaf_compoundness (categorical): simple (1) [sources: NHNSW_2014_2]
  • leaf_phyllotaxis (categorical): alternate (1) [sources: NHNSW_2023]
  • plant_photosynthetic_organ (categorical): leaf (2) [sources: ABRS_2023; NHNSW_2023]
life history
  • plant_growth_form (categorical): herb (4) [sources: ABRS_2022; ATRP_2020; NHNSW_2022; Wenk_2022]
  • life_history (categorical): annual (4) [sources: ABRS_2022; ATRP_2020; NHNSW_2022; Wenk_2023]
  • woodiness_detailed (categorical): herbaceous (3) [sources: ABRS_2022; NHNSW_2022; Wenk_2022]
  • stem_growth_habit (categorical): erect (1) [sources: NHNSW_2022]
  • flowering_time (categorical): nnnnnnnnnnnn (1) [sources: NHNSW_2014_2]
  • bud_bank_location (categorical): basal_stem_buds (1) [sources: Clarke_2015]
seed morphology
  • seed_dry_mass (numerical): 0.08 mg (0.08-0.08 mg) [sources: Kew_2019_1]
whole plant morphology
  • plant_height (numerical): 0.6 m (0.6-0.6 m) [sources: ABRS_2023; NHNSW_2023]

Sources

dataset_idn_traitsn_recordsreference
NHNSW_20231013N. 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/.
ABRS_202389Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
eFLOWER_Dun_202288L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
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/.
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.
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.
NHNSW_2014_233Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
ATRP_202022F. A. Zich, B. P. Hyland, T. Whiffin, and R. A. Kerrigan. Australian Tropical Rainforest Plants, Edition 8. 2020. url: https://apps.lucidcentral.org/rainforest/text/intro/index.html.
Wenk_202222E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Kew_2019_111Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Kew_2019_611Royal Botanic Gardens Kew. Germination data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Wenk_202311E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.