Amaranthus mitchellii

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Family Amaranthaceae

Taxonomy: Amaranthus mitchellii Benth.

Synonyms: 7 (APC 2026-07-30)

Amaranthus mitchellii Benth. var. mitchellii (nomenclatural synonym)
Amaranthus mitchellii var. strictifolius Domin (taxonomic synonym)
Amarantus mitchellii Benth. (orthographic variant)
Amarantus mitchellii var. strictifolius Domin (taxonomic synonym)
Amarantus mitchellii var. typicus Domin (nomenclatural synonym)
Euxolus mitchelli F.Muell. (nomenclatural synonym)
Euxolus mitchellii (Benth.) F.Muell. (nomenclatural synonym)

Misapplied names: 1 (APC 2026-07-30)

Amaranthus undulatus R.Br. (misapplied)

Distribution (APC): WA, NT, SA, Qld, NSW

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

Traits

Top source datasets: Crowley_2007 (2), Draper_2023 (3), Jurado_1991 (6), Jurado_1992 (3), Kew_2019_5 (1), Munroe_2019 (1), NHNSW_2014_2 (4), NHNSW_2024 (6), Nano_2011 (2), SAH_2014 (1), SAH_2022 (4), SAH_2023 (7), Sjostrom_2006 (4), Sweedman_2006 (3), WAH_1998 (1), WAH_2022_2 (4), WAH_2023_2 (2), Wenk_2022 (2), Wenk_2023 (1), White_2020 (20). See below for a full list of sources.
Summary: AusTraits contains 41 traits from 77 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 (3) [sources: Crowley_2007; Nano_2011; White_2020]

flower morphology

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

fruit morphology

fruit_type (categorical): utricle (1) [sources: Sjostrom_2006]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (2) [sources: SAH_2023; Sjostrom_2006]

leaf morphology

leaf_area (numerical): 100 mm2 (100-100 mm2) [sources: Jurado_1991]
leaf_length (numerical): 42.5 mm (20-50 mm) [sources: NHNSW_2024; SAH_2023]
leaf_type (categorical): broadleaf (1) [sources: NHNSW_2024]
leaf_shape (categorical): elliptical (1); lanceolate (1); oblong (1); ovate (2) [sources: NHNSW_2024; SAH_2023]
leaf_margin (categorical): entire (2) [sources: NHNSW_2014_2; NHNSW_2024]
leaf_compoundness (categorical): simple (1) [sources: NHNSW_2014_2]
leaf_phyllotaxis (categorical): alternate (1) [sources: NHNSW_2014_2]
plant_photosynthetic_organ (categorical): leaf (2) [sources: NHNSW_2024; SAH_2023]

life history

photosynthetic_pathway (categorical): c4 (2) [sources: Munroe_2019; White_2020]
plant_growth_form (categorical): herb (5) [sources: Jurado_1991; SAH_2022; WAH_2022_2; Wenk_2022; White_2020]
life_history (categorical): annual (3) [sources: SAH_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (3) [sources: SAH_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): decumbent (1); erect (2); prostrate (1) [sources: SAH_2022; WAH_2022_2; White_2020]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): abiotic (1); wind (1) [sources: Draper_2023; White_2020]
dispersal_syndrome (categorical): barochory (2); endozoochory (1); epizoochory (1); hydrochory (1); zoochory (2) [sources: Draper_2023; Jurado_1991; Kew_2019_5; White_2020]
dispersers (categorical): abiotic (1); animals (1); birds (1); invertebrates (1); vertebrates (1); water (1) [sources: Draper_2023; White_2020]
flowering_time (categorical): nnnnynnnnnnn (1); yyynnnnnnnny (1) [sources: WAH_1998; White_2020]
seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: White_2020]
bud_bank_location (categorical): none (2) [sources: Crowley_2007; Nano_2011]

seed morphology

seed_dry_mass (numerical): 0.65 mg (0.65-0.65 mg) [sources: Jurado_1991]
seed_shape (categorical): lenticular (1) [sources: SAH_2023]

whole plant morphology

plant_height (numerical): 0.41 m (0.15-0.5 m) [sources: NHNSW_2014_2; NHNSW_2024; SAH_2014; WAH_2023_2]
plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	20	20	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
SAH_2023	6	7	S. H. of South Australia. eFlora of SA, Electronic Flora of South Australia. accessed on 6 May, 2022.. 2022. url: http://www.flora.sa.gov.au/.
Jurado_1991	6	6	E. Jurado. “Diaspore weight, dispersal, growth form and perenniality of central Australian plants”. Journal of Ecology 79 (1991), pp. 811-828.
NHNSW_2024	6	6	N. H. of New South Wales. The Plant Information Network System of The Royal Botanic Gardens and Domain Trust Version 2.0.. accessed on December, 2023.. 2024. url: https://plantnet.rbgsyd.nsw.gov.au/.
NHNSW_2014_2	4	4	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
SAH_2022	4	4	S. H. of South Australia. eFlora of SA, Electronic Flora of South Australia. accessed on 6 May, 2022.. 2022. url: http://www.flora.sa.gov.au/.
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/.
Draper_2023	3	3	J. T. Draper, S. Delean, J. G. Conran, P. Weinstein, and B. S. Simpson. “Life-history characteristics and climate correlates of dioecious plant species in central southern Australia”. Australian Journal of Botany unknown.unknown (2023), p. unknown. doi: 10.1071/BT22110.
Jurado_1992	1	3	E. Jurado and M. Westoby. “Germination biology of selected central Australian plants”. Austral Ecology 17.3 (1992), pp. 341-348. doi: 10.1111/j.1442-9993.1992.tb00816.x.
Sweedman_2006	1	3	L. Sweedman and D. Merritt. Australian Seeds: A Guide to Their Collection, Identification, and Biology. CSIRO Publishing, 2006. ISBN: 9780643094079.
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.
WAH_2023_2	1	2	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Kew_2019_5	1	1	Royal Botanic Gardens Kew. Seed dispersal data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
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.
SAH_2014	1	1	J. P. Jessop and H. R. Toelken. Flora of South Australia, 4th edition, 4 vols. Electronic version curated by J. Kellermann, State Herbarium of South Australia.. Government Printer, Adelaide, 1986.
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.