Macrozamia riedlei

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Family Zamiaceae

Taxonomy: Macrozamia riedlei (Fisch. ex Gaudich.) C.A.Gardner

Synonyms: 2 (APC 2026-07-30)

Cycas riedlei Fisch. ex Gaudich. (nomenclatural synonym)
Macrozamia reidlei C.A.Gardner (orthographic variant)

Distribution (APC): WA

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

Traits

Top source datasets: ABRS_2022 (1), ABRS_2023 (13), Burrows_2008_2 (4), Burrows_2020 (4), Chen_2017 (1), Clarke_2015 (2), Moles_2011 (7), Munroe_2019 (1), Pekin_2011 (5), Schmidt_1993 (1), Standish_2019 (9), Tsakalos_2020 (19), Veneklaas_2003 (20), WAH_2022_2 (3), WAH_2023_2 (5), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 50 traits from 98 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 (6) [sources: Burrows_2008_2; Burrows_2020; Clarke_2015; Pekin_2011; Standish_2019; Tsakalos_2020]
post_fire_recruitment (categorical): post_fire_recruitment_absent (1) [sources: Clarke_2015]
fire_time_from_fire_to_flowering (numerical): 29 mo (29-29 mo) [sources: Burrows_2020]

fruit morphology

fruit_type (categorical): strobilus (2) [sources: ABRS_2023; WAH_2023_2]
fruit_fleshiness (categorical): dry (1) [sources: Tsakalos_2020]

leaf morphology

leaf_area (numerical): 1331.37 mm2 (1331.37-1331.37 mm2) [sources: Moles_2011]
leaf_length (numerical): 1705 mm (1210-2200 mm) [sources: ABRS_2023]
petiole_length (numerical): 34 cm (18-50 cm) [sources: ABRS_2023]
leaf_mass_per_area (numerical): 286.35 g/m2 (282-290.7 g/m2) [sources: Moles_2011; Veneklaas_2003]
leaf_dry_matter_content (numerical): 0.49 g/g (0.49-0.49 g/g) [sources: Moles_2011; Veneklaas_2003]
leaf_water_content_per_dry_mass (numerical): 0.51 g/g (0.51-0.51 g/g) [sources: Veneklaas_2003]
leaf_type (categorical): broadleaf (1) [sources: Veneklaas_2003]
leaf_margin_posture (categorical): flat (1) [sources: ABRS_2023]
leaf_lobation (categorical): lobed_deep (1) [sources: Tsakalos_2020]
leaf_compoundness (categorical): compound (3) [sources: ABRS_2023; Tsakalos_2020; WAH_2023_2]
leaf_lamina_posture (categorical): flat (1) [sources: Tsakalos_2020]
leaf_glaucousness (categorical): not_glaucous (2) [sources: Tsakalos_2020]
leaf_hairs_adult_leaves (categorical): glabrous (2) [sources: Moles_2011; Tsakalos_2020]
leaf_hairs_immature_leaves (categorical): glabrous (1) [sources: Moles_2011]
plant_photosynthetic_organ (categorical): leaf (3) [sources: ABRS_2023; Tsakalos_2020; WAH_2023_2]

life history

photosynthetic_pathway (categorical): c3 (3) [sources: Munroe_2019; Tsakalos_2020; Veneklaas_2003]
plant_growth_form (categorical): basal_large (1); palmoid (1); shrub (2); tree (1) [sources: Moles_2011; Standish_2019; Veneklaas_2003; WAH_2022_2; Wenk_2022]
life_history (categorical): perennial (7) [sources: Burrows_2008_2; Burrows_2020; Pekin_2011; Standish_2019; Tsakalos_2020; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): semi_woody (1); woody (2) [sources: Tsakalos_2020; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): erect (1); rosette (1) [sources: ABRS_2022; Tsakalos_2020]
leaf_phenology (categorical): evergreen (1) [sources: Veneklaas_2003]
nitrogen_fixing (categorical): nitrogen_fixer (3); non_nitrogen_fixer (1) [sources: Pekin_2011; Standish_2019; Tsakalos_2020; Veneklaas_2003]
root_structure (categorical): arbuscular_mycorrhizal (4) [sources: Pekin_2011; Schmidt_1993; Standish_2019; Tsakalos_2020]
parasitic (categorical): not_parasitic (1) [sources: Tsakalos_2020]
flowering_time (categorical): nnnnnnnnnnnn (1) [sources: Tsakalos_2020]
seedbank_location (categorical): soil_seedbank (1) [sources: Standish_2019]
bud_bank_location (categorical): apical_buds (2); fleshy_underground_organ (1) [sources: Burrows_2008_2; Burrows_2020; Pekin_2011]

nutrient and stable isotope

leaf_N_per_dry_mass (numerical): 13.3 mg/g (9.3-17.3 mg/g) [sources: Standish_2019; Veneklaas_2003]
leaf_P_per_dry_mass (numerical): 0.5 mg/g (0.5-0.5 mg/g) [sources: Standish_2019]

seed morphology

seed_dry_mass (numerical): 90.91 mg (90.91-90.91 mg) [sources: Standish_2019]
seed_length (numerical): 40 mm (35-45 mm) [sources: ABRS_2023]
seed_width (numerical): 30 mm (25-35 mm) [sources: ABRS_2023]
seed_shape (categorical): ovoid (1) [sources: ABRS_2023]

whole plant morphology

plant_height (numerical): 1.75 m (0.5-3 m) [sources: WAH_2023_2]
plant_physical_defence_structures (categorical): absent (2) [sources: Moles_2011; Tsakalos_2020]

Sources

dataset_id	n_traits	n_records	reference
Veneklaas_2003	18	20	E. J. Veneklaas and P. Poot. “Seasonal patterns in water use and leaf turnover of different plant functional types in a species-rich woodland, south-western Australia”. Plant and Soil 257.2 (2003), pp. 295-304. doi: 10.1023/a:1027383920150.
Tsakalos_2020	18	19	J. L. Tsakalos, M. Renton, F. Riviera, E. J. Veneklaas, M. P. Dobrowolski, and L. Mucina. “Trait-based formal definition of plant functional types and functional communities in the multi-species and multi-traits context”. Ecological Complexity 40 (2019), p. 100787. doi: 10.1016/j.ecocom.2019.100787.
ABRS_2023	9	13	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
Standish_2019	9	9	R. Standish. “Unpublished data: Jarrah forest, Murdoch University”. 2019.
Moles_2011	7	7	A. T. Moles, I. R. Wallis, W. J. Foley, D. I. Warton, J. C. Stegen, A. J. Bisigato, L. Cella-Pizarro, C. J. Clark, P. S. Cohen, W. K. Cornwell, W. Edwards, R. Ejrnaes, T. Gonzales-Ojeda, B. J. Graae, G. Hay, F. C. Lumbwe, B. Magana-Rodriguez, B. D. Moore, P. L. Peri, J. R. Poulsen, R. Veldtman, H. von Zeipel, N. R. Andrew, S. L. Boulter, E. T. Borer, F. F. Campon, M. Coll, A. G. Farji-Brener, J. D. Gabriel, E. Jurado, L. A. Kyhn, B. Low, C. P. H. Mulder, K. Reardon-Smith, J. Rodriguez-Velazquez, E. W. Seabloom, P. A. Vesk, A. van Cauter, M. S. Waldram, Z. Zheng, P. G. Blendinger, B. J. Enquist, J. M. Facelli, T. Knight, J. D. Majer, M. Martinez-Ramos, P. McQuillan, and L. D. Prior. “Putting plant resistance traits on the map: A test of the idea that plants are better defended at lower latitudes”. New Phytologist 191.3 (2011), pp. 777-788. doi: 10.1111/j.1469-8137.2011.03732.x.
Pekin_2011	5	5	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.
WAH_2023_2	4	5	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
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.
WAH_2022_2	3	3	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. 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_2022	1	1	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
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.
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.
Schmidt_1993	1	1	S. Schmidt. “Unpublished data: Compilation of mycorrhizal status data, University of Queensland”. 1993.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.