Ixora timorensis

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Family Rubiaceae

Taxonomy: Ixora timorensis Decne.

Synonyms: 5 (APC 2026-07-30)

Ixora klanderana Chippend. (taxonomic synonym)
Ixora klanderiana F.Muell. (taxonomic synonym)
Ixora kochii Bremek. (taxonomic synonym)
Ixora timoriana Schum. (orthographic variant)
Pavetta timorensis (Decne.) Miq. (nomenclatural synonym)

Distribution (APC): NT, Qld

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

Traits

Top source datasets: ATRP_2020 (1), Brock_1993 (12), Clarke_2015 (2), Cooper_2013 (11), Crowley_2007 (2), Gross_2005 (4), Kooyman_2011 (10), Metcalfe_2009 (18), NTH_2022 (3), Nano_2011 (2), RussellSmith_2012 (4), Schmidt_2003 (2), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), Westoby_2014 (30), Wright_2000 (1), Zieminska_2013 (30). See below for a full list of sources.
Summary: AusTraits contains 75 traits from 139 records in 18 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 (5) [sources: Clarke_2015; Crowley_2007; Metcalfe_2009; Nano_2011; RussellSmith_2012]
post_fire_recruitment (categorical): post_fire_recruitment_absent (1) [sources: Clarke_2015]

flower morphology

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

fruit morphology

fruit_length (numerical): 9 mm (8-10 mm) [sources: Cooper_2013]
fruit_width (numerical): 9 mm (8-10 mm) [sources: Cooper_2013]
fruit_type (categorical): drupe (3) [sources: Cooper_2013; Gross_2005; Sjostrom_2006]
fruit_fleshiness (categorical): fleshy (4) [sources: Cooper_2013; Gross_2005; Metcalfe_2009; Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (3) [sources: Cooper_2013; Gross_2005; Sjostrom_2006]

leaf morphology

leaf_area (numerical): 10785 mm2 (9030-12540 mm2) [sources: Metcalfe_2009; Westoby_2014]
leaf_length (numerical): 190 mm (90-230 mm) [sources: Brock_1993; Kooyman_2011]
leaf_width (numerical): 85 mm (35-115 mm) [sources: Brock_1993; Kooyman_2011]
leaf_mass_per_area (numerical): 81.5 g/m2 (81.5-81.5 g/m2) [sources: Westoby_2014]
leaf_shape (categorical): elliptical (1) [sources: Brock_1993]
leaf_lobation (categorical): unlobed (1) [sources: Kooyman_2011]
leaf_compoundness (categorical): simple (2) [sources: Brock_1993; Kooyman_2011]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: Metcalfe_2009]
plant_growth_form (categorical): shrub (1); tree (6) [sources: ATRP_2020; Brock_1993; Cooper_2013; Kooyman_2011; Metcalfe_2009; NTH_2022; Wenk_2022]
life_form (categorical): phanerophyte (1) [sources: Metcalfe_2009]
life_history (categorical): perennial (4) [sources: Brock_1993; Metcalfe_2009; NTH_2022; Wenk_2023]
woodiness_detailed (categorical): woody (2) [sources: NTH_2022; Wenk_2022]
leaf_phenology (categorical): evergreen (2) [sources: Brock_1993; Kooyman_2011]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: Metcalfe_2009]
root_structure (categorical): mycorrhizal (1) [sources: Metcalfe_2009]
pollination_syndrome (categorical): moth (1) [sources: Metcalfe_2009]
dispersal_syndrome (categorical): endozoochory (1) [sources: Metcalfe_2009]
flowering_time (categorical): nnnnnyyyyynn (1); yyyyyynnnnnn (1) [sources: Brock_1993; Cooper_2013]
seedbank_longevity_class (categorical): transient (2) [sources: Metcalfe_2009; RussellSmith_2012]
clonal_spread_mechanism (categorical): non_clonal (1) [sources: Metcalfe_2009]
bud_bank_location (categorical): basal_stem_buds (2); epicormic_buds (2) [sources: Crowley_2007; Nano_2011]

nutrient and stable isotope

leaf_N_per_dry_mass (numerical): 21.65 mg/g (21.65-21.65 mg/g) [sources: Westoby_2014]
leaf_P_per_dry_mass (numerical): 1.15 mg/g (1.15-1.15 mg/g) [sources: Westoby_2014]
leaf_delta13C (numerical): -29.26 {delta}[ppth] (-31.52--27.01 {delta}[ppth]) [sources: Schmidt_2003; Westoby_2014]

seed morphology

seed_dry_mass (numerical): 18 mg (18-18 mg) [sources: Metcalfe_2009]
seed_length (numerical): 4.5 mm (4-5 mm) [sources: Kooyman_2011]
seed_width (numerical): 2.5 mm (2-3 mm) [sources: Kooyman_2011]

stem morphology

wood_density (numerical): 0.61 mg/mm3 (0.47-0.7 mg/mm3) [sources: Metcalfe_2009; Zieminska_2013]
huber_value (numerical): 0 mm2{sapwood}/mm2{leaf} (0-0 mm2{sapwood}/mm2{leaf}) [sources: Westoby_2014]
stem_vessel_density (numerical): 291.4 {count}/mm2 (260.12-315.79 {count}/mm2) [sources: Zieminska_2013]
stem_vessel_diameter (numerical): 26.44 um (24.91-29.4 um) [sources: Zieminska_2013]
stem_vessel_lumen_fraction (numerical): 0.16 mm2/mm2 (0.13-0.2 mm2/mm2) [sources: Zieminska_2013]

whole plant morphology

plant_height (numerical): 7.62 m (1.5-10 m) [sources: Brock_1993; Cooper_2013]
plant_physical_defence_structures (categorical): absent (1) [sources: Metcalfe_2009]

Sources

dataset_id	n_traits	n_records	reference
Westoby_2014	30	30	S. M. Gleason, D. W. Butler, K. Zieminska, P. Waryszak, and M. Westoby. “Stem xylem conductivity is key to plant water balance across Australian angiosperm species”. Functional Ecology 26 (2012), pp. 343-352. doi: 10.1111/j.1365-2435.2012.01962.x.
Zieminska_2013	10	30	K. Ziemińska, D. W. Butler, S. M. Gleason, I. J. Wright, and M. Westoby. “Fibre wall and lumen fractions drive wood density variation across 24 Australian angiosperms”. AoB PLANTS 5 (2013), p. plt046. doi: 10.1093/aobpla/plt046.
Metcalfe_2009	18	18	E. Laliberte, J. A. Wells, F. DeClerck, D. J. Metcalfe, C. P. Catterall, C. Queiroz, I. Aubin, S. P. Bonser, Y. Ding, J. M. Fraterrigo, S. McNamara, J. W. Morgan, D. S. Merlos, P. A. Vesk, and M. M. Mayfield. “Land-use intensification reduces functional redundancy and response diversity in plant communities”. Ecology Letters 13.1 (2010), pp. 76-86. doi: 10.1111/j.1461-0248.2009.01403.x.
Brock_1993	9	12	J. Brock and A. Dunlop. Native plants of northern Australia. Reed New Holland, 1993. ISBN: 9781877069246.
Cooper_2013	9	11	W. Cooper and W. T. Cooper. Australian rainforest fruits. CSIRO Publishing, 2013, p. 272.
Kooyman_2011	8	10	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.
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.
RussellSmith_2012	4	4	J. Russell-Smith, M. R. Gardener, C. Brock, K. Brennan, C. P. Yates, and B. Grace. “Fire persistence traits can be used to predict vegetation response to changing fire regimes at expansive landscape scales - an Australian example”. Journal of Biogeography 39 (2012), pp. 1657-1668. doi: 10.1111/j.1365-2699.2012.02714.x.
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.
NTH_2022	3	3	D. 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/.
Clarke_2015	2	2	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.
Crowley_2007	2	2	G. Crowley, M. Gardener, and M. Marrinan. Tropical savannas fire response database. 2007. url: [www.landmanager.org.au](www.landmanager.org.au).
Nano_2011	2	2	C. 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.
Schmidt_2003	2	2	S. Schmidt and G. R. Stewart. “d15N values of tropical savanna and monsoon forest species reflect root specialisations and soil nitrogen status”. Oecologia 134 (2003), pp. 569-577. doi: 10.1007/s00442-002-1150-y.
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.
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.