Dichanthium annulatum

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Family Poaceae

Taxonomy: Dichanthium annulatum (Forssk.) Stapf

Synonyms: 3 (APC 2026-07-30)

Andropogon annulatum Forssk. (orthographic variant)
Andropogon annulatus Forssk. (nomenclatural synonym)
Andropogon annulatus Forssk. var. annulatus (nomenclatural synonym)

Distribution (APC): WA (naturalised), NT (naturalised), Qld (naturalised), NSW (doubtfully naturalised)

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

Traits

Top source datasets: Crowley_2007 (1), Metcalfe_2020_2 (19), Munroe_2019 (1), NHNSW_2022 (4), NHNSW_2023 (4), Nano_2011 (1), Simpson_2021 (2), Sjostrom_2006 (4), Stephens_2021 (1), WAH_2022_2 (3), WAH_2023_2 (3), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 27 traits from 46 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.

fire response

resprouting_capacity (categorical): resprouts (2) [sources: Crowley_2007; Nano_2011]

flower morphology

sex_type (categorical): andromonoecious (2) [sources: Metcalfe_2020_2; Sjostrom_2006]

fruit morphology

fruit_type (categorical): caryopsis (4) [sources: Metcalfe_2020_2; NHNSW_2023; Sjostrom_2006; WAH_2023_2]
fruit_fleshiness (categorical): dry (2) [sources: Metcalfe_2020_2; Sjostrom_2006]
fruit_dehiscence (categorical): dehiscent (1); indehiscent (2) [sources: Metcalfe_2020_2; Sjostrom_2006]

leaf morphology

leaf_area (numerical): 445.5 mm2 (445.5-445.5 mm2) [sources: Metcalfe_2020_2]
leaf_length (numerical): 165 mm (30-300 mm) [sources: Metcalfe_2020_2]
leaf_width (numerical): 4.5 mm (2-7 mm) [sources: Metcalfe_2020_2]
leaf_compoundness (categorical): simple (1) [sources: Metcalfe_2020_2]
leaf_phyllotaxis (categorical): alternate (1) [sources: NHNSW_2023]
plant_photosynthetic_organ (categorical): leaf (1) [sources: NHNSW_2023]

life history

photosynthetic_pathway (categorical): c4 (1) [sources: Munroe_2019]
plant_growth_form (categorical): graminoid (2); herb (2); tussock (2) [sources: Metcalfe_2020_2; NHNSW_2022; WAH_2022_2; Wenk_2022]
life_form (categorical): hemicryptophyte (1) [sources: Metcalfe_2020_2]
life_history (categorical): perennial (4) [sources: NHNSW_2022; Simpson_2021; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (3) [sources: NHNSW_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): rhizomatous (1) [sources: NHNSW_2022]
root_structure (categorical): non_mycorrhizal (1) [sources: Metcalfe_2020_2]
pollination_syndrome (categorical): wind (1) [sources: Metcalfe_2020_2]
dispersal_syndrome (categorical): anemochory (1) [sources: Metcalfe_2020_2]
flowering_time (categorical): yyyyynnnyyyy (1) [sources: Stephens_2021]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: Metcalfe_2020_2]
storage_organ (categorical): rhizome (1) [sources: NHNSW_2023]
bud_bank_location (categorical): root_crown (1) [sources: Simpson_2021]

seed morphology

seed_dry_mass (numerical): 0.42 mg (0.42-0.42 mg) [sources: Metcalfe_2020_2]

whole plant morphology

plant_height (numerical): 0.88 m (0.5-1 m) [sources: Metcalfe_2020_2; WAH_2023_2]

Sources

dataset_id	n_traits	n_records	reference
Metcalfe_2020_2	17	19	D. Metcalfe. “Unpublished data: Traits of Poaceae spp, CSIRO”. 2020.
NHNSW_2022	4	4	N. H. of New South Wales. The Plant Information Network System of The Royal Botanic Gardens and Domain Trust Version 2.0.. accessed on 6 May, 2022.. 2022. url: https://plantnet.rbgsyd.nsw.gov.au/.
NHNSW_2023	4	4	N. H. of New South Wales. The Plant Information Network System of The Royal Botanic Gardens and Domain Trust Version 2.0.. accessed on 6 May, 2022.. 2023. url: https://plantnet.rbgsyd.nsw.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	3	3	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
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/.
Simpson_2021	2	2	K. J. Simpson, E. C. Jardine, S. Archibald, E. J. Forrestel, C. E. R. Lehmann, G. H. Thomas, and C. P. Osborne. “Resprouting grasses are associated with less frequent fire than seeders”. New Phytologist 230 (2021), pp. 832-844. doi: 10.1111/nph.17069.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Crowley_2007	1	1	G. Crowley, M. Gardener, and M. Marrinan. Tropical savannas fire response database. 2007. url: [www.landmanager.org.au](www.landmanager.org.au).
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.
Nano_2011	1	1	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.
Stephens_2021	1	1	R. Stephens. “Unpublished data: Flowering time data from TERN plots, Macquarie University.”. 2021.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.