Psydrax attenuata

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Family Rubiaceae

Taxonomy: Psydrax attenuata (R.Br. ex Benth.) S.T.Reynolds & R.J.F.Hend.

Synonyms: 2 (APC 2026-07-30)

Canthium attenuatum R.Br. ex Benth. (nomenclatural synonym)
Plectronia attenuata (R.Br. ex Benth.) C.A.Gardner (nomenclatural synonym)

Distribution (APC): WA, NT, Qld

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

Traits

Top source datasets: ATRP_2020 (1), Clarke_2015 (3), Cooper_2013 (12), Dong_2017 (8), Draper_2023 (3), Gross_2005 (4), Kooyman_2011 (12), Munroe_2019 (1), SAH_2022 (3), SAH_2023 (14), Sjostrom_2006 (4), WAH_1998 (1), WAH_2022_2 (4), WAH_2023_2 (2), Wenk_2022 (2), Wenk_2023 (1), Wright_2000 (1). See below for a full list of sources.
Summary: AusTraits contains 42 traits from 76 records in 17 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 (1) [sources: Clarke_2015]
post_fire_recruitment (categorical): post_fire_recruitment (1) [sources: Clarke_2015]

flower morphology

sex_type (categorical): hermaphrodite (2) [sources: Gross_2005; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 6 mm (5-8 mm) [sources: Cooper_2013; SAH_2023]
fruit_width (numerical): 5 mm (5-5 mm) [sources: Cooper_2013]
fruit_type (categorical): drupe (3) [sources: Cooper_2013; Gross_2005; Sjostrom_2006]
fruit_fleshiness (categorical): fleshy (3) [sources: Cooper_2013; Gross_2005; Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (3) [sources: Cooper_2013; Gross_2005; Sjostrom_2006]
fruit_colour (categorical): black (1) [sources: SAH_2023]

leaf morphology

leaf_length (numerical): 60 mm (30-90 mm) [sources: Kooyman_2011; SAH_2023]
leaf_width (numerical): 25 mm (10-35 mm) [sources: Kooyman_2011; SAH_2023]
petiole_length (numerical): 0.55 cm (0.3-0.8 cm) [sources: SAH_2023]
leaf_mass_per_area (numerical): 221.75 g/m2 (221.75-221.75 g/m2) [sources: Dong_2017]
leaf_shape (categorical): elliptical (1); lanceolate (1) [sources: SAH_2023]
leaf_base_shape (categorical): cuneate (1) [sources: SAH_2023]
leaf_lobation (categorical): unlobed (1) [sources: Kooyman_2011]
leaf_compoundness (categorical): simple (1) [sources: Kooyman_2011]
leaf_lamina_posture (categorical): undulate (1) [sources: SAH_2023]
plant_photosynthetic_organ (categorical): leaf (1) [sources: SAH_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: Munroe_2019]
plant_growth_form (categorical): shrub (3); tree (6) [sources: ATRP_2020; Cooper_2013; Kooyman_2011; SAH_2022; WAH_2022_2; Wenk_2022]
life_history (categorical): perennial (3) [sources: SAH_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): woody (3) [sources: SAH_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): erect (1); spindly (1) [sources: WAH_2022_2]
leaf_phenology (categorical): evergreen (1) [sources: Kooyman_2011]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: Dong_2017]
pollination_syndrome (categorical): insect (1) [sources: Draper_2023]
dispersal_syndrome (categorical): endozoochory (1) [sources: Draper_2023]
dispersers (categorical): bats (1); vertebrates (1) [sources: Cooper_2013; Draper_2023]
flowering_time (categorical): nnnynnnnnnnn (1); yyyyyynnnyyy (1) [sources: Cooper_2013; WAH_1998]
bud_bank_location (categorical): basal_stem_buds (1) [sources: Clarke_2015]

nutrient and stable isotope

leaf_N_per_dry_mass (numerical): 10.68 mg/g (10.68-10.68 mg/g) [sources: Dong_2017]
leaf_delta13C (numerical): -28.04 {delta}[ppth] (-28.04--28.04 {delta}[ppth]) [sources: Dong_2017]

seed morphology

seed_length (numerical): 2.5 mm (2-3 mm) [sources: Kooyman_2011]
seed_width (numerical): 2.5 mm (2-3 mm) [sources: Kooyman_2011]

whole plant morphology

plant_height (numerical): 6.17 m (1-10 m) [sources: Cooper_2013; SAH_2023; WAH_2023_2]

Sources

dataset_id	n_traits	n_records	reference
SAH_2023	10	14	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/.
Cooper_2013	10	12	W. Cooper and W. T. Cooper. Australian rainforest fruits. CSIRO Publishing, 2013, p. 272.
Kooyman_2011	8	12	R. Kooyman, M. Rossetto, W. Cornwell, and M. Westoby. “Phylogenetic tests of community assembly across regional to continental scales in tropical and subtropical rain forests”. Global Ecology and Biogeography 20 (2011), pp. 707-716. doi: 10.1111/j.1466-8238.2010.00641.x.
Dong_2017	8	8	N. 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.
Gross_2005	4	4	C. L. Gross. “A comparison of the sexual systems in the trees from the Australian tropics with other tropical biomes-more monoecy but why?”. American Journal of Botany 92.6 (2005), pp. 907-919. doi: 10.3732/ajb.92.6.907.
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.
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/.
Clarke_2015	3	3	P. 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_2023	3	3	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.
SAH_2022	3	3	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_2023_2	1	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.
ATRP_2020	1	1	F. 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.
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.
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.
Wright_2000	1	1	I. 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.