Isopogon sphaerocephalus

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Family Proteaceae

Taxonomy: Isopogon sphaerocephalus Lindl.

Synonyms: 1 (APC 2026-07-30)

Atylus sphaerocephalus (Lindl.) Kuntze (nomenclatural synonym)

Distribution (APC): WA

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

Traits

Top source datasets: ABRS_1981 (1), ABRS_2022 (3), ABRS_2023 (10), ANBG_2019 (1), Burrows_2008_2 (4), Burrows_2020 (4), Chen_2017 (5), Clarke_2015 (2), Collette_2021 (1), Jordan_2020 (5), Pekin_2011 (4), Sjostrom_2006 (4), Standish_2019 (7), Sweedman_2006 (3), WAH_1998 (1), WAH_2022_2 (4), WAH_2023_2 (3), Wenk_2022 (2), Wenk_2023 (1), Wheeler_2002 (10). See below for a full list of sources.
Summary: AusTraits contains 34 traits from 75 records in 20 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); resprouts (4) [sources: Burrows_2008_2; Burrows_2020; Clarke_2015; Pekin_2011; Standish_2019]
post_fire_recruitment (categorical): post_fire_recruitment (1) [sources: Clarke_2015]
fire_time_from_fire_to_flowering (numerical): 20 mo (20-20 mo) [sources: Burrows_2020]

flower morphology

sex_type (categorical): hermaphrodite (1) [sources: Sjostrom_2006]

fruit morphology

fruit_length (numerical): 4 mm (4-4 mm) [sources: ABRS_2023]
fruit_type (categorical): nut (3); strobilus (1) [sources: ABRS_2023; Chen_2017; Sjostrom_2006]
fruit_fleshiness (categorical): dry (2) [sources: Chen_2017; Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (2) [sources: Chen_2017; Sjostrom_2006]

leaf morphology

leaf_length (numerical): 102.5 mm (50-160 mm) [sources: ABRS_2023; Wheeler_2002]
leaf_width (numerical): 7 mm (4-10 mm) [sources: Wheeler_2002]
leaf_shape (categorical): elliptical (1); linear (1); narrowly_obovate (1) [sources: ABRS_2023; Wheeler_2002]
leaf_margin_posture (categorical): revolute (1) [sources: ABRS_2023]
leaf_lobation (categorical): unlobed (1) [sources: Wheeler_2002]
leaf_compoundness (categorical): simple (3) [sources: ABRS_2023; Jordan_2020; Wheeler_2002]
leaf_lamina_posture (categorical): flat (1) [sources: ABRS_2023]
plant_photosynthetic_organ (categorical): leaf (1) [sources: ABRS_2023]

life history

plant_growth_form (categorical): shrub (5) [sources: ABRS_2022; Standish_2019; WAH_2022_2; Wenk_2022; Wheeler_2002]
life_history (categorical): perennial (9) [sources: ABRS_2022; Burrows_2008_2; Burrows_2020; Jordan_2020; Pekin_2011; Standish_2019; WAH_2022_2; Wenk_2023; Wheeler_2002]
woodiness_detailed (categorical): woody (3) [sources: ABRS_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): erect (1); spreading (1) [sources: WAH_2022_2]
nitrogen_fixing (categorical): non_nitrogen_fixer (2) [sources: Pekin_2011; Standish_2019]
root_structure (categorical): proteoid_root (2) [sources: Pekin_2011; Standish_2019]
flowering_time (categorical): ynnnnnyyyyyy (3) [sources: ABRS_1981; Chen_2017; WAH_1998]
seedbank_location (categorical): canopy_seedbank (1) [sources: Standish_2019]
seed_dormancy_class (categorical): non_dormant (1) [sources: Collette_2021]
storage_organ (categorical): lignotuber (1) [sources: WAH_2023_2]
bud_bank_location (categorical): basal_buds (2) [sources: Burrows_2008_2; Burrows_2020]

seed morphology

seed_dry_mass (numerical): 4.22 mg (3.8-4.64 mg) [sources: ANBG_2019; Standish_2019]

whole plant morphology

plant_height (numerical): 1.5 m (0.5-2 m) [sources: ABRS_2023; WAH_2023_2; Wheeler_2002]

Sources

dataset_id	n_traits	n_records	reference
ABRS_2023	9	10	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
Wheeler_2002	8	10	J. R. Wheeler, N. G. Marchant, and M. Lewington. Flora of the south west: Bunbury, Augusta, Denmark. Australian Biological Resources Study ; University of Western Australia Press, 2002. ISBN: 9780642568168.
Standish_2019	7	7	R. Standish. “Unpublished data: Jarrah forest, Murdoch University”. 2019.
Chen_2017	5	5	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.
Jordan_2020	5	5	G. J. Jordan, R. J. Carpenter, B. R. Holland, N. J. Beeton, M. D. Woodhams, and T. J. Brodribb. “Links between environment and stomatal size through evolutionary time in Proteaceae”. Proceedings of the Royal Society B: Biological Sciences 287.1919 (2020), p. 20192876. doi: 10.1098/rspb.2019.2876.
Burrows_2008_2	4	4	N. D. Burrows, G. Wardell-Johnson, and B. Ward. “Post-fire juvenile period of plants in south-west Australia forests and implications for fire management”. Journal of the Royal Society of Western Australia 91 (2008), pp. 163-174. ISSN: 0035922X. url: http://hdl.handle.net/20.500.11937/19156 (visited on 03/27/2025).
Burrows_2020	4	4	N. Burrows. Data from 'Plant Ecological Attributes' theme, NatureMap, DBCA, WA. 2020.
Pekin_2011	4	4	B. K. Pekin, R. S. Wittkuhn, M. M. Boer, C. Macfarlane, and P. F. Grierson. “Plant functional traits along environmental gradients in seasonally dry and fire-prone ecosystem”. Journal of Vegetation Science 22 (2011), pp. 1009-1020. doi: 10.1111/j.1654-1103.2011.01323.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.
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/.
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.
Sweedman_2006	1	3	L. Sweedman and D. Merritt. Australian Seeds: A Guide to Their Collection, Identification, and Biology. CSIRO Publishing, 2006. ISBN: 9780643094079.
WAH_2023_2	2	3	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.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.
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/.
ANBG_2019	1	1	Australian National Botanic Gardens. The National Seed Bank. 2018. url: http://www.anbg.gov.au/gardens/living/seedbank/.
Collette_2021	1	1	J. C. Collette and M. K. J. Ooi. “Distribution of seed dormancy classes across a fire-prone continent: effects of rainfall seasonality and temperature”. Annals of Botany 127.5 (2021), pp. 613-620. doi: 10.1093/aob/mcaa203.
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.