Omalanthus novo-guineensis

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Family Euphorbiaceae

Taxonomy: Omalanthus novo-guineensis B.Hyland

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

Distribution (APC):

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

Traits

Top source datasets: Crowley_2007 (2), Gross_2005 (4), Grubb_2008 (2), Kanowski_2000 (45), NTH_2014 (10), RussellSmith_2012 (4), Sjostrom_2006 (4), Wright_2000 (1). See below for a full list of sources.
Summary: AusTraits contains 41 traits from 72 records in 8 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 (2) [sources: Crowley_2007; RussellSmith_2012]

flower morphology

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

fruit morphology

fruit_type (categorical): capsule (2) [sources: Gross_2005; Sjostrom_2006]
fruit_fleshiness (categorical): dry (2) [sources: Gross_2005; Sjostrom_2006]
fruit_dehiscence (categorical): dehiscent (2) [sources: Gross_2005; Sjostrom_2006]

leaf morphology

leaf_area (numerical): 4200 mm2 (3460-4940 mm2) [sources: Kanowski_2000]
leaf_length (numerical): 109.5 mm (43-176 mm) [sources: NTH_2014]
leaf_width (numerical): 78.5 mm (28-129 mm) [sources: NTH_2014]
leaf_mass_per_area (numerical): 55.29 g/m2 (52.03-57.14 g/m2) [sources: Grubb_2008; Kanowski_2000]
leaf_shape (categorical): ovate (1) [sources: NTH_2014]
leaf_compoundness (categorical): simple (1) [sources: NTH_2014]

life history

leaf_phenology (categorical): evergreen (1) [sources: NTH_2014]
flowering_time (categorical): yyyyyyyyyyyy (1) [sources: NTH_2014]
seedbank_longevity_class (categorical): persistent (1) [sources: RussellSmith_2012]
bud_bank_location (categorical): none (1) [sources: Crowley_2007]

nutrient and stable isotope

leaf_N_per_dry_mass (numerical): 29.94 mg/g (27.3-31.69 mg/g) [sources: Grubb_2008; Kanowski_2000]
leaf_P_per_dry_mass (numerical): 2.63 mg/g (2.23-3.02 mg/g) [sources: Kanowski_2000]

whole plant morphology

plant_height (numerical): 15 m (15-15 m) [sources: NTH_2014]

Sources

dataset_id	n_traits	n_records	reference
Kanowski_2000	23	45	J. Kanowski. “Ecological determinants of the distribution and abundance of the folivorous marsupials endemic to the rainforests of the Atherton uplands, north Queensland.”. PhD. James Cook University, Townsville, 1999.
NTH_2014	8	10	Northern Territory Herbarium. Flora of the Darwin Region Online. 2014. url: http://www.lrm.nt.gov.au/plants-and-animals/herbarium/darwin_flora_online.
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.
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).
Grubb_2008	2	2	P. J. Grubb, R. V. Jackson, I. M. Barberis, J. N. Bee, D. A. Coomes, N. J. Dominy, M. A. S. D. L. Fuente, P. W. Lucas, D. J. Metcalfe, J. Svenning, I. M. Turner, and O. Vargas. “Monocot leaves are eaten less than dicot leaves in tropical lowland rain forests: Correlations with toughness and leaf presentation”. Annals of Botany 101 (2008), pp. 1379-1389. doi: 10.1093/aob/mcn047.
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.