Ischaemum rugosum

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Family Poaceae

Taxonomy: Ischaemum rugosum Salisb.

Synonyms: none listed in the APC 2026-07-30

Distribution (APC): NT, Qld

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

Traits

Top source datasets: GrassBase_2014 (8), Kew_2019_1 (3), Kew_2019_6 (3), Metcalfe_2020_2 (17), NTH_2022 (3), NTH_2023 (8), Osborne_2014 (1), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 25 traits from 50 records in 10 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

sex_type (categorical): andromonoecious (1); monoecious (1) [sources: Metcalfe_2020_2; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 2.38 mm (2-2.5 mm) [sources: Metcalfe_2020_2; NTH_2023]
fruit_type (categorical): caryopsis (3) [sources: Metcalfe_2020_2; NTH_2023; Sjostrom_2006]
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): 945 mm2 (945-945 mm2) [sources: Metcalfe_2020_2]
leaf_length (numerical): 150 mm (50-300 mm) [sources: GrassBase_2014; NTH_2023]
leaf_width (numerical): 7 mm (3-15 mm) [sources: GrassBase_2014; NTH_2023]
leaf_shape (categorical): linear (1) [sources: NTH_2023]
leaf_compoundness (categorical): simple (1) [sources: Metcalfe_2020_2]
plant_photosynthetic_organ (categorical): leaf (1) [sources: NTH_2023]

life history

photosynthetic_pathway (categorical): c4 (2) [sources: Metcalfe_2020_2; Osborne_2014]
plant_growth_form (categorical): graminoid (1); herb (1); tussock (2) [sources: Metcalfe_2020_2; NTH_2022; Wenk_2022]
life_form (categorical): therophyte (1) [sources: Metcalfe_2020_2]
life_history (categorical): annual (2); perennial (2) [sources: NTH_2022; Wenk_2023]
woodiness_detailed (categorical): herbaceous (2) [sources: NTH_2022; Wenk_2022]
root_structure (categorical): non_mycorrhizal (1) [sources: Metcalfe_2020_2]
pollination_syndrome (categorical): wind (1) [sources: Metcalfe_2020_2]
dispersal_syndrome (categorical): hydrochory (1) [sources: Metcalfe_2020_2]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: Metcalfe_2020_2]

seed morphology

seed_dry_mass (numerical): 0.82 mg (0.6-1.09 mg) [sources: Kew_2019_1; Metcalfe_2020_2]
seed_length (numerical): 2.25 mm (2-2.5 mm) [sources: GrassBase_2014]

whole plant morphology

plant_height (numerical): 0.55 m (0.1-1 m) [sources: GrassBase_2014]

Sources

dataset_id	n_traits	n_records	reference
Metcalfe_2020_2	16	17	D. Metcalfe. “Unpublished data: Traits of Poaceae spp, CSIRO”. 2020.
GrassBase_2014	4	8	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.
NTH_2023	6	8	D. of Land Resource Management and N. T. of Australia. Northern Territory Flora Online. accessed on 6 May, 2022.. 2022. url: http://eflora.nt.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.
Kew_2019_1	1	3	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Kew_2019_6	1	3	Royal Botanic Gardens Kew. Germination data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
NTH_2022	3	3	D. of Land Resource Management and N. T. of Australia. Northern Territory Flora Online. accessed on 6 May, 2022.. 2022. url: http://eflora.nt.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
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.