Polyalthia johnsonii

Explore the data for this taxon in the portal

Family Annonaceae

Taxonomy: Polyalthia johnsonii (F.Muell.) B.Xue & R.M.K.Saunders

Synonyms: 4 (APC 2026-07-30)

Haplostichanthus johnsoni F.Muell. (nomenclatural synonym)
Haplostichanthus johnsonii F.Muell. (nomenclatural synonym)
Haplostichanthus sp. Goldsborough Road (L.W.Jessup 748) (taxonomic synonym)
Monostichanthus johnsonii F.Muell. (taxonomic synonym)

Distribution (APC): Qld

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

Traits

Top source datasets: ABRS_1981 (1), ABRS_2022 (3), ABRS_2023 (14), ATRP_2020 (1), Chen_2017 (1), Cooper_2013 (13), Gross_2005 (4), Kooyman_2011 (11), Sams_2017 (7), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), eFLOWER_Dun_2022 (18). See below for a full list of sources.
Summary: AusTraits contains 45 traits from 80 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.

flower morphology

flower_colour (categorical): white_cream (1) [sources: eFLOWER_Dun_2022]
sex_type (categorical): hermaphrodite (2) [sources: Gross_2005; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 14 mm (10-18 mm) [sources: Cooper_2013]
fruit_width (numerical): 12 mm (8-16 mm) [sources: Cooper_2013]
fruit_type (categorical): berry (4) [sources: Cooper_2013; Gross_2005; Sams_2017; Sjostrom_2006]
fruit_fleshiness (categorical): fleshy (4) [sources: Cooper_2013; Gross_2005; Sams_2017; Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (4) [sources: Cooper_2013; Gross_2005; Sams_2017; Sjostrom_2006]

leaf morphology

leaf_length (numerical): 80 mm (30-100 mm) [sources: ABRS_2023; Kooyman_2011]
leaf_width (numerical): 25 mm (10-30 mm) [sources: ABRS_2023; Kooyman_2011]
petiole_length (numerical): 0.12 cm (0.05-0.2 cm) [sources: ABRS_2023]
leaf_mass_per_area (numerical): 78.19 g/m2 (78.19-78.19 g/m2) [sources: Sams_2017]
leaf_shape (categorical): lanceolate (1); narrowly_ovate (1) [sources: ABRS_2023]
leaf_base_shape (categorical): oblique (1); rounded (1) [sources: ABRS_2023]
leaf_margin (categorical): entire (1) [sources: ABRS_2023]
leaf_lobation (categorical): unlobed (1) [sources: Kooyman_2011]
leaf_compoundness (categorical): simple (2) [sources: ABRS_2023; Kooyman_2011]
leaf_phyllotaxis (categorical): alternate (1) [sources: ABRS_2023]
leaf_arrangement (categorical): distichous (1) [sources: ABRS_2023]
plant_photosynthetic_organ (categorical): leaf (1) [sources: ABRS_2023]

life history

plant_growth_form (categorical): shrub (4); tree (1) [sources: ABRS_2022; ATRP_2020; Cooper_2013; Kooyman_2011; Wenk_2022]
life_history (categorical): perennial (2) [sources: ABRS_2022; Wenk_2023]
woodiness_detailed (categorical): woody (2) [sources: ABRS_2022; Wenk_2022]
leaf_phenology (categorical): evergreen (1) [sources: Kooyman_2011]
dispersers (categorical): flying_vertebrates (1) [sources: Sams_2017]
flowering_time (categorical): yynnnnnnnnyy (2); yyyynnnnnyyy (1) [sources: ABRS_1981; Chen_2017; Cooper_2013]

seed morphology

seed_length (numerical): 6.5 mm (4-9 mm) [sources: Cooper_2013; Kooyman_2011]
seed_width (numerical): 6.5 mm (4-9 mm) [sources: Kooyman_2011]

stem morphology

wood_density (numerical): 0.62 mg/mm3 (0.62-0.62 mg/mm3) [sources: Sams_2017]

whole plant morphology

plant_height (numerical): 4 m (4-4 m) [sources: ABRS_2023; Cooper_2013]

Sources

dataset_id	n_traits	n_records	reference
eFLOWER_Dun_2022	15	18	L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
ABRS_2023	11	14	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
Cooper_2013	10	13	W. Cooper and W. T. Cooper. Australian rainforest fruits. CSIRO Publishing, 2013, p. 272.
Kooyman_2011	9	11	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.
Sams_2017	7	7	M. A. Sams, H. R. Lai, S. P. Bonser, P. A. Vesk, R. M. Kooyman, D. J. Metcalfe, J. W. Morgan, and M. M. Mayfield. “Landscape context explains changes in the functional diversity of regenerating forests better than climate or species richness”. Global Ecology and Biogeography 26.10 (2017), pp. 1165-1176. doi: 10.1111/geb.12627.
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.
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.
ABRS_1981	1	1	B. A. Barlow, H. T. Clifford, A. S. George, and A. K. A. McCusker. Flora of Australia. 1981. url: http://www.environment.gov.au/biodiversity/abrs/online-resources/flora/main/.
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.
Chen_2017	1	1	Chen, S.-C., Cornwell, W., Z. H.-X., Moles, and A. T. “Plants show more flesh in the tropics: Variation in fruit type along latitudinal and climatic gradients.”. Ecography 40 (2017), pp. 531-538. doi: abs/10.1111/ecog.02010.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.