Acrachne racemosa

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Family Poaceae

Taxonomy: Acrachne racemosa (B.Heyne ex Roem. & Schult.) Ohwi

Synonyms: 7 (APC 2026-07-30)

Acrachne verticillata (Roxb.) B.D.Jacks. (taxonomic synonym)
Acrachne verticillata (Roxb.) Lindl. (taxonomic synonym)
Acrachne verticillata (Roxb.) Wight & Arn. ex Chiov. (taxonomic synonym)
Eleusine racemosa B.Heyne ex Roem. & Schult. (nomenclatural synonym)
Eleusine verticillata Roxb. (taxonomic synonym)
Leptochloa racemosa (B.Heyne ex Roem. & Schult.) Kunth (nomenclatural synonym)
Leptochloa verticillata (Roxb.) Kunth (taxonomic synonym)

Distribution (APC): WA, NT, Qld

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

Traits

Top source datasets: ABRS_2022 (3), ABRS_2023 (13), GrassBase_2014 (7), Kew_2019_1 (2), Kew_2019_6 (5), Metcalfe_2020_2 (16), NHNSW_2014 (1), Osborne_2014 (1), Sjostrom_2006 (4), WAH_2022_2 (3), WAH_2023_2 (3), Wenk_2022 (2), Wenk_2023 (1), eFLOWER_Dun_2022 (5). See below for a full list of sources.
Summary: AusTraits contains 34 traits from 66 records in 14 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): green (1) [sources: eFLOWER_Dun_2022]
sex_type (categorical): hermaphrodite (2) [sources: Metcalfe_2020_2; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 0.92 mm (0.8-1.1 mm) [sources: ABRS_2023; Metcalfe_2020_2]
fruit_width (numerical): 0.5 mm (0.4-0.6 mm) [sources: ABRS_2023]
fruit_type (categorical): caryopsis (4) [sources: ABRS_2023; Metcalfe_2020_2; 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): 1980 mm2 (1980-1980 mm2) [sources: Metcalfe_2020_2]
leaf_length (numerical): 320 mm (130-750 mm) [sources: ABRS_2023; GrassBase_2014]
leaf_width (numerical): 7.5 mm (3-12 mm) [sources: ABRS_2023; GrassBase_2014]
leaf_base_shape (categorical): sheathing (1) [sources: ABRS_2023]
leaf_compoundness (categorical): simple (1) [sources: Metcalfe_2020_2]
leaf_lamina_posture (categorical): flat (1) [sources: ABRS_2023]
leaf_phyllotaxis (categorical): alternate (1) [sources: ABRS_2023]
plant_photosynthetic_organ (categorical): leaf (1) [sources: ABRS_2023]

life history

photosynthetic_pathway (categorical): c4 (2) [sources: Metcalfe_2020_2; Osborne_2014]
plant_growth_form (categorical): graminoid (2); herb (2); tussock (2) [sources: ABRS_2022; Metcalfe_2020_2; WAH_2022_2; Wenk_2022]
life_form (categorical): therophyte (1) [sources: Metcalfe_2020_2]
life_history (categorical): annual (3) [sources: ABRS_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (3) [sources: ABRS_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): tufted (1) [sources: NHNSW_2014]
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]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: Metcalfe_2020_2]

seed morphology

seed_dry_mass (numerical): 0.2 mg (0.18-0.21 mg) [sources: Kew_2019_1]
seed_length (numerical): 1.1 mm (1.1-1.1 mm) [sources: GrassBase_2014]

whole plant morphology

plant_height (numerical): 0.65 m (0.2-1 m) [sources: GrassBase_2014; WAH_2023_2]

Sources

dataset_id	n_traits	n_records	reference
Metcalfe_2020_2	15	16	D. Metcalfe. “Unpublished data: Traits of Poaceae spp, CSIRO”. 2020.
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.
GrassBase_2014	4	7	W. Clayton, M. Vorontsova, and K. H. &. H. Williamson. GrassBase - The online world grass flora. 2006. url: http://www.kew.org/data/grasses-db.html.
Kew_2019_6	1	5	Royal Botanic Gardens Kew. Germination data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
eFLOWER_Dun_2022	5	5	L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
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.
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/.
Kew_2019_1	1	2	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
NHNSW_2014	1	1	Royal Botanic Gardens Sydney. PLantNET. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/search/simple.htm.
Osborne_2014	1	1	C. Osborne, A. Salomaa, T. Kluyver, V. Visser, E. Kellogg, O. Morrone, M. Vorontsova, W. Clayton, and D. Simpson. “A global database of C4 photosynthesis in grasses”. New Phytologist 204 (2014), pp. 441-446. doi: 10.1111/nph.12942.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.