Rottboellia cochinchinensis

Explore the data for this taxon in the portal

Family Poaceae

Taxonomy: Rottboellia cochinchinensis (Lour.) Clayton

Synonyms: 2 (APC 2026-07-30)

Rottboellia exaltata L.f. (taxonomic synonym)
Stegosia cochinchinensis Lour. (nomenclatural synonym)

Distribution (APC): ChI, NT, Qld (naturalised), NSW (naturalised)

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

Traits

Top source datasets: ABRS_2022 (3), ABRS_2023 (6), Kew_2019_1 (3), Kew_2019_6 (4), Metcalfe_2020_2 (20), NHNSW_2014_2 (1), NHNSW_2022 (3), NHNSW_2023 (3), NTH_2022 (3), NTH_2023 (1), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), eFLOWER_Dun_2022 (4). See below for a full list of sources.
Summary: AusTraits contains 27 traits from 58 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

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

fruit morphology

fruit_length (numerical): 3.5 mm (3.5-3.5 mm) [sources: Metcalfe_2020_2]
fruit_type (categorical): caryopsis (5) [sources: ABRS_2023; Metcalfe_2020_2; NHNSW_2023; 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): 3412.5 mm2 (3412.5-3412.5 mm2) [sources: Metcalfe_2020_2]
leaf_length (numerical): 437.5 mm (150-550 mm) [sources: ABRS_2023; Metcalfe_2020_2]
leaf_width (numerical): 18.75 mm (5-30 mm) [sources: ABRS_2023; Metcalfe_2020_2]
leaf_compoundness (categorical): simple (1) [sources: Metcalfe_2020_2]
leaf_phyllotaxis (categorical): alternate (2) [sources: ABRS_2023; NHNSW_2023]
plant_photosynthetic_organ (categorical): leaf (2) [sources: ABRS_2023; NHNSW_2023]

life history

photosynthetic_pathway (categorical): c4 (1) [sources: Metcalfe_2020_2]
plant_growth_form (categorical): graminoid (3); herb (2); tussock (2) [sources: ABRS_2022; Metcalfe_2020_2; NHNSW_2022; NTH_2022; Wenk_2022]
life_form (categorical): therophyte (1) [sources: Metcalfe_2020_2]
life_history (categorical): annual (4) [sources: ABRS_2022; NHNSW_2022; NTH_2022; Wenk_2023]
woodiness_detailed (categorical): herbaceous (4) [sources: ABRS_2022; NHNSW_2022; 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): yynnnnnnnnny (1) [sources: NHNSW_2014_2]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: Metcalfe_2020_2]

seed morphology

seed_dry_mass (numerical): 16.64 mg (11.1-22.16 mg) [sources: Kew_2019_1; Metcalfe_2020_2]

Sources

dataset_id	n_traits	n_records	reference
Metcalfe_2020_2	18	20	D. Metcalfe. “Unpublished data: Traits of Poaceae spp, CSIRO”. 2020.
ABRS_2023	5	6	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
Kew_2019_6	1	4	Royal Botanic Gardens Kew. Germination data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
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.
eFLOWER_Dun_2022	3	4	L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
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.
Kew_2019_1	1	3	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
NHNSW_2022	3	3	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	3	3	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/.
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.
NHNSW_2014_2	1	1	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
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/.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.