Aristida annua
Explore the data for this taxon in the portal
Family Poaceae
Taxonomy: Aristida annua B.K.Simon
Synonyms: none listed in the APC 2026-07-30
Distribution (APC): Qld
Profiles: APC, Flora of Australia, ALA, iNaturalist, ATRP
Traits
Top source datasets: ABRS_2022 (3), ABRS_2023 (7), GrassBase_2014 (5), NHNSW_2014 (2), Osborne_2014 (1), SPRAT_2025_2 (2), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 19 traits from 27 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.
fire response
- resprouting_capacity (categorical): fire_killed (1) [sources: SPRAT_2025_2]
flower morphology
- sex_type (categorical): hermaphrodite (1) [sources: Sjostrom_2006]
fruit morphology
- fruit_length (numerical): 10.5 mm (10.5-10.5 mm) [sources: ABRS_2023]
- fruit_type (categorical): caryopsis (2) [sources: ABRS_2023; Sjostrom_2006]
- fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
- fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]
leaf morphology
- leaf_length (numerical): 130 mm (70-150 mm) [sources: ABRS_2023; GrassBase_2014]
- leaf_width (numerical): 1.38 mm (1-1.5 mm) [sources: ABRS_2023; GrassBase_2014]
- leaf_lamina_posture (categorical): flat (1); involute (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 (1) [sources: Osborne_2014]
- plant_growth_form (categorical): graminoid (2); herb (1) [sources: ABRS_2022; Wenk_2022]
- life_history (categorical): annual (2) [sources: ABRS_2022; Wenk_2023]
- woodiness_detailed (categorical): herbaceous (2) [sources: ABRS_2022; Wenk_2022]
- stem_growth_habit (categorical): tufted (1) [sources: NHNSW_2014]
- flowering_time (categorical): nnyyynnnnnnn (1) [sources: NHNSW_2014]
- storage_organ (categorical): no_storage_organ (1) [sources: SPRAT_2025_2]
whole plant morphology
- plant_height (numerical): 0.5 m (0.5-0.5 m) [sources: GrassBase_2014]
Sources
| dataset_id | n_traits | n_records | reference |
|---|---|---|---|
| ABRS_2023 | 7 | 7 | 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 | 3 | 5 | 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. |
| 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. |
| NHNSW_2014 | 2 | 2 | Royal Botanic Gardens Sydney. PLantNET. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/search/simple.htm. |
| SPRAT_2025_2 | 2 | 2 | F. D. of Climate Change, Energy, the Environment, and Water. Species Profile and Threats Database. 2025. url: https://www.environment.gov.au/cgi-bin/sprat/public/sprat.pl. |
| 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. |