Bertya oleifolia

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Family Euphorbiaceae

Taxonomy: Bertya oleifolia Planch.

Synonyms: 11 (APC 2026-07-30)

Bertya mitchelli Müll.Arg. (taxonomic synonym)
Bertya mitchellii (Sond.) Müll.Arg. (taxonomic synonym)
Bertya mitchellii (Sond.) Müll.Arg. var. mitchellii (taxonomic synonym)
Bertya mitchellii var. genuina Grüning (taxonomic synonym)
Bertya oleaefolia Planch. (orthographic variant)
Bertya oleifolia Planch. var. oleifolia (nomenclatural synonym)
Bertya polymorpha Baill. (nomenclatural synonym)
Bertya polymorpha Baill. var. polymorpha (nomenclatural synonym)
Bertya polymorpha var. genuina Baill. (nomenclatural synonym)
Ricinocarpos mitchellii Sond. (taxonomic synonym)
Ricinocarpus mitchelli Sond. (taxonomic synonym)

Distribution (APC): Qld, NSW

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

Traits

Top source datasets: ABRS_2022 (3), ABRS_2023 (13), Kew_2019_1 (1), McGlone_2015 (6), NHNSW_2014_2 (10), NHNSW_2022 (5), NHNSW_2023 (15), SAH_2022 (5), SAH_2023 (20), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), White_2020 (19). See below for a full list of sources.
Summary: AusTraits contains 46 traits from 104 records in 13 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): fire_killed (1) [sources: White_2020]

flower morphology

flower_colour (categorical): red_brown (2) [sources: NHNSW_2014_2]
sex_type (categorical): monoecious (3) [sources: NHNSW_2022; SAH_2022; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 8.23 mm (6-10 mm) [sources: ABRS_2023; NHNSW_2023; SAH_2023]
fruit_width (numerical): 4.5 mm (4-5 mm) [sources: SAH_2023]
fruit_height (numerical): 4.5 mm (4-5 mm) [sources: SAH_2023]
fruit_type (categorical): capsule (3) [sources: NHNSW_2023; SAH_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): dehiscent (1) [sources: Sjostrom_2006]
fruit_colour (categorical): green (1) [sources: SAH_2023]

leaf morphology

leaf_length (numerical): 31.12 mm (10-60 mm) [sources: McGlone_2015; ABRS_2023; NHNSW_2023; SAH_2023]
leaf_width (numerical): 3.62 mm (1-8 mm) [sources: McGlone_2015; ABRS_2023; NHNSW_2023; SAH_2023]
petiole_length (numerical): 0.3 cm (0.3-0.3 cm) [sources: NHNSW_2023]
leaf_shape (categorical): linear (2); linear_elliptical (1); narrowly_elliptical (2); narrowly_obovate (1); oblanceolate (1); obovate (1) [sources: ABRS_2023; NHNSW_2023; SAH_2023]
leaf_base_shape (categorical): cuneate (1); obtuse (1) [sources: ABRS_2023]
leaf_margin (categorical): entire (2) [sources: NHNSW_2014_2]
leaf_margin_posture (categorical): revolute (3) [sources: ABRS_2023; NHNSW_2023; SAH_2023]
leaf_compoundness (categorical): simple (3) [sources: McGlone_2015; NHNSW_2014_2]
leaf_phyllotaxis (categorical): alternate (4) [sources: ABRS_2023; NHNSW_2014_2; SAH_2023]
plant_photosynthetic_organ (categorical): leaf (3) [sources: ABRS_2023; NHNSW_2023; SAH_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: White_2020]
plant_growth_form (categorical): shrub (6) [sources: ABRS_2022; McGlone_2015; NHNSW_2022; SAH_2022; Wenk_2022; White_2020]
life_history (categorical): perennial (4) [sources: ABRS_2022; NHNSW_2022; SAH_2022; Wenk_2023]
woodiness_detailed (categorical): woody (4) [sources: ABRS_2022; NHNSW_2022; SAH_2022; Wenk_2022]
stem_growth_habit (categorical): erect (2) [sources: NHNSW_2022; SAH_2022]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): insect (1) [sources: White_2020]
dispersal_syndrome (categorical): zoochory (1) [sources: White_2020]
dispersers (categorical): invertebrates (1) [sources: White_2020]
flowering_time (categorical): nnnnnnnnyyyy (1); yynnnnnnyyyy (2) [sources: NHNSW_2014_2; White_2020]
seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: White_2020]

seed morphology

seed_dry_mass (numerical): 16.11 mg (16.11-16.11 mg) [sources: Kew_2019_1]
seed_shape (categorical): ovoid_elongated (2) [sources: NHNSW_2023; SAH_2023]

whole plant morphology

plant_height (numerical): 2 m (1-2.5 m) [sources: ABRS_2023; McGlone_2015; NHNSW_2023; SAH_2023]
plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
SAH_2023	14	20	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/.
White_2020	19	19	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
NHNSW_2023	11	15	N. 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_2023	10	13	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
NHNSW_2014_2	5	10	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
McGlone_2015	6	6	M. 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.
NHNSW_2022	5	5	N. 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/.
SAH_2022	5	5	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/.
Sjostrom_2006	4	4	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.
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.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Kew_2019_1	1	1	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.