AusTraits

Urtica urens

Explore the data for this taxon in the portal

Family Urticaceae

Taxonomy: Urtica urens L.

Synonyms: none listed in the APC 2026-07-30

Distribution (APC): WA (naturalised), NT (naturalised), SA (naturalised), Qld (naturalised), NSW (naturalised), LHI (doubtfully naturalised), NI (naturalised), ACT (naturalised), Vic (naturalised), Tas (naturalised)

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

Traits

Top source datasets: ABRS_2022 (4), ABRS_2023 (17), Crowley_2007 (1), NHNSW_2014_2 (1), NHNSW_2022 (3), NHNSW_2023 (13), NSWFRD_2014 (2), NTH_2022 (4), NTH_2023 (14), Nano_2011 (1), RBGV_2022 (4), RBGV_2023 (9), SAH_2022 (4), SAH_2023 (9), Stephens_2021 (4), WAH_2022_2 (4), Wenk_2022 (2), Wenk_2023 (1), Wright_2000 (5), eFLOWER_Dun_2022 (29). See below for a full list of sources.
Summary: AusTraits contains 54 traits from 131 records in 20 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_diameter (numerical): 0.1 cm (0.1-0.1 cm) [sources: eFLOWER_Dun_2022]
  • sex_type (categorical): monoecious (3) [sources: ABRS_2022; RBGV_2022; WAH_2022_2]
fruit morphology
  • fruit_length (numerical): 1.8 mm (1.2-2 mm) [sources: ABRS_2023; NTH_2023]
  • fruit_width (numerical): 1.2 mm (1-1.4 mm) [sources: NTH_2023]
  • fruit_type (categorical): achene (4) [sources: ABRS_2023; NHNSW_2023; RBGV_2023; SAH_2023]
  • fruit_dehiscence (categorical): indehiscent (1) [sources: NTH_2023]
leaf morphology
  • leaf_length (numerical): 32.83 mm (9-60 mm) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • leaf_width (numerical): 30.75 mm (9-45 mm) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023]
  • petiole_length (numerical): 3.38 cm (0.5-5 cm) [sources: ABRS_2023; NHNSW_2023]
  • leaf_shape (categorical): elliptical (5); obtriangular (1); ovate (4); widely_ovate (1) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • leaf_base_shape (categorical): cuneate (1) [sources: ABRS_2023]
  • leaf_margin (categorical): toothed (5) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • leaf_compoundness (categorical): simple (4) [sources: ABRS_2023; NHNSW_2023; RBGV_2023; SAH_2023]
  • leaf_phyllotaxis (categorical): opposite (5) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • leaf_arrangement (categorical): decussate (1) [sources: ABRS_2023]
  • plant_photosynthetic_organ (categorical): leaf (5) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
life history
  • plant_growth_form (categorical): herb (8) [sources: ABRS_2022; NHNSW_2022; NSWFRD_2014; NTH_2022; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2022]
  • life_history (categorical): annual (7) [sources: ABRS_2022; NHNSW_2022; NTH_2022; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2023]
  • woodiness_detailed (categorical): herbaceous (7) [sources: ABRS_2022; NHNSW_2022; NTH_2022; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2022]
  • stem_growth_habit (categorical): erect (2) [sources: NTH_2022; SAH_2022]
  • flowering_time (categorical): nnnnnnnnnnnn (1); nnnnnnyyyyyn (1); yyyyyyyyyyyy (3) [sources: NHNSW_2014_2; Stephens_2021]
whole plant morphology
  • plant_height (numerical): 0.7 m (0.6-0.9 m) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]

Sources

dataset_idn_traitsn_recordsreference
eFLOWER_Dun_20222729L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
ABRS_20231317Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
NTH_20231014D. 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/.
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/.
RBGV_202399VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
SAH_202389S. 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/.
Wright_200055I. 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_202244Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
NTH_202244D. 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/.
RBGV_202244VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.gov.au/.
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/.
Stephens_202114R. Stephens. “Unpublished data: Flowering time data from TERN plots, Macquarie University.”. 2021.
WAH_2022_244Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
NHNSW_202233N. 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/.
NSWFRD_201422B. 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.
Wenk_202222E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Crowley_200711G. Crowley, M. Gardener, and M. Marrinan. Tropical savannas fire response database. 2007. url: [www.landmanager.org.au](www.landmanager.org.au).
NHNSW_2014_211Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Nano_201111C. 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.
Wenk_202311E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.