Tribulus hystrix

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Family Zygophyllaceae

Taxonomy: Tribulus hystrix R.Br.

Synonyms: 2 (APC 2026-07-30)

Kallstroemia hystrix (R.Br.) Engl. (nomenclatural synonym)
Tribulus lanatus R.Br. ex Walp. (taxonomic synonym)

Misapplied names: 2 (APC 2026-07-30)

Tribulus occidentalis R.Br. (misapplied)
Tribulus occidentalis R.Br. (pro parte misapplied)

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

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

Traits

Top source datasets: ABRS_2022 (3), ABRS_2023 (11), Draper_2023 (2), Munroe_2019 (1), RBGK_2014 (1), SAH_2022 (4), SAH_2023 (9), Sjostrom_2006 (3), Sweedman_2006 (3), WAH_1998 (1), WAH_2022_2 (4), WAH_2023_2 (2), Wenk_2022 (2), Wenk_2023 (1), Wenk_2023_2 (1), eFLOWER_Dun_2022 (21). See below for a full list of sources.
Summary: AusTraits contains 44 traits from 69 records in 16 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

flower_colour (categorical): yellow_orange (1) [sources: eFLOWER_Dun_2022]
flower_diameter (numerical): 5 cm (5-5 cm) [sources: eFLOWER_Dun_2022]
sex_type (categorical): hermaphrodite (1) [sources: Sjostrom_2006]

fruit morphology

fruit_length (numerical): 10.67 mm (5-15 mm) [sources: SAH_2023]
fruit_type (categorical): mericarp (2) [sources: ABRS_2023; SAH_2023]
fruit_fleshiness (categorical): fleshy (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (3) [sources: ABRS_2023; SAH_2023; Sjostrom_2006]

leaf morphology

leaf_length (numerical): 13.5 mm (10-17 mm) [sources: ABRS_2023]
leaf_width (numerical): 5.5 mm (4-7 mm) [sources: ABRS_2023]
leaf_shape (categorical): elliptical (1); ovate (1) [sources: ABRS_2023; SAH_2023]
leaf_base_shape (categorical): oblique (1); rounded (1) [sources: ABRS_2023]
leaf_compoundness (categorical): compound (3) [sources: ABRS_2023; SAH_2023; WAH_2023_2]
leaf_phyllotaxis (categorical): alternate (1); opposite (2) [sources: ABRS_2023; SAH_2023]
plant_photosynthetic_organ (categorical): leaf (3) [sources: ABRS_2023; SAH_2023; WAH_2023_2]

life history

photosynthetic_pathway (categorical): c4 (1) [sources: Munroe_2019]
plant_growth_form (categorical): herb (4) [sources: ABRS_2022; SAH_2022; WAH_2022_2; Wenk_2022]
life_history (categorical): perennial (3) [sources: SAH_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (4) [sources: ABRS_2022; SAH_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): decumbent (1); prostrate (3) [sources: ABRS_2022; SAH_2022; WAH_2022_2]
pollination_syndrome (categorical): insect (1) [sources: Draper_2023]
dispersal_syndrome (categorical): epizoochory (1) [sources: Draper_2023]
flowering_time (categorical): nyyyyyyyyyyn (1) [sources: WAH_1998]

seed morphology

seed_dry_mass (numerical): 594.28 mg (594.28-594.28 mg) [sources: RBGK_2014]

Sources

dataset_id	n_traits	n_records	reference
eFLOWER_Dun_2022	21	21	L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
ABRS_2023	9	11	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
SAH_2023	7	9	S. 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/.
SAH_2022	4	4	S. 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/.
WAH_2022_2	4	4	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
ABRS_2022	3	3	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
Sjostrom_2006	3	3	A. 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_2006	1	3	L. Sweedman and D. Merritt. Australian Seeds: A Guide to Their Collection, Identification, and Biology. CSIRO Publishing, 2006. ISBN: 9780643094079.
Draper_2023	2	2	J. 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.
WAH_2023_2	2	2	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Munroe_2019	1	1	S. 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.
RBGK_2014	1	1	Royal Botanic Gardens Kew. Seed Information Database (SID). 2014. url: http://data.kew.org/sid/.
WAH_1998	1	1	Western Australian Herbarium. FloraBase: The Western Australian flora. 1998. url: http://florabase.dpaw.wa.gov.au.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.
Wenk_2023_2	1	1	E. Wenk and D. Coleman. “Unpublished: Rain and flood-related flowering cues for Australia's flora, University of New South Wales, Australia”. 2023.