Iseilema calvum

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Family Poaceae

Taxonomy: Iseilema calvum C.E.Hubb.

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), Metcalfe_2020_2 (15), NHNSW_2014 (1), NTH_2022 (2), NTH_2023 (1), Osborne_2014 (1), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 22 traits from 35 records in 9 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); gynomonoecious (1); hermaphrodite (1); monoecious (2) [sources: Metcalfe_2020_2; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 3 mm (3-3 mm) [sources: Metcalfe_2020_2]
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): 472.5 mm2 (472.5-472.5 mm2) [sources: Metcalfe_2020_2]
leaf_length (numerical): 175 mm (100-250 mm) [sources: GrassBase_2014]
leaf_width (numerical): 4.5 mm (3-6 mm) [sources: GrassBase_2014]
leaf_compoundness (categorical): simple (1) [sources: Metcalfe_2020_2]

life history

photosynthetic_pathway (categorical): c4 (2) [sources: Metcalfe_2020_2; Osborne_2014]
plant_growth_form (categorical): graminoid (1); tussock (2) [sources: Metcalfe_2020_2; NTH_2022; Wenk_2022]
life_form (categorical): therophyte (1) [sources: Metcalfe_2020_2]
life_history (categorical): annual (1) [sources: 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): anemochory (1) [sources: Metcalfe_2020_2]
flowering_time (categorical): yyyyynnnnnnn (1) [sources: NHNSW_2014]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: Metcalfe_2020_2]

seed morphology

seed_length (numerical): 3 mm (3-3 mm) [sources: GrassBase_2014]

whole plant morphology

plant_height (numerical): 0.28 m (0.15-0.4 m) [sources: GrassBase_2014]

Sources

dataset_id	n_traits	n_records	reference
Metcalfe_2020_2	15	15	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.
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.
NTH_2022	2	2	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.
NHNSW_2014	1	1	Royal Botanic Gardens Sydney. PLantNET. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/search/simple.htm.
NTH_2023	1	1	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/.
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.