Echinochloa microstachya

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Family Poaceae

Taxonomy: Echinochloa microstachya (Wiegand) Rydb.

Synonyms: 2 (APC 2026-07-30)

Echinochloa muricata subsp. microstachya (Wiegand) Jauzein (nomenclatural synonym)
Echinochloa muricata var. microstachya Wiegand (nomenclatural synonym)

Distribution (APC): WA (naturalised), NSW (naturalised), Vic (naturalised)

Profiles: APC, Flora of Australia, ALA, iNaturalist, NSW Flora, Vic Flora, Florabase, ATRP

Traits

Top source datasets: NHNSW_2014_2 (2), NHNSW_2022 (3), NHNSW_2023 (4), RBGV_2022 (3), RBGV_2023 (9), Sjostrom_2006 (4), WAH_2022_2 (3), WAH_2023_2 (3), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 16 traits from 34 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

flower_colour (categorical): yellow_orange (1) [sources: NHNSW_2014_2]
sex_type (categorical): andromonoecious (1) [sources: Sjostrom_2006]

fruit morphology

fruit_type (categorical): caryopsis (4) [sources: NHNSW_2023; RBGV_2023; Sjostrom_2006; WAH_2023_2]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]

leaf morphology

leaf_length (numerical): 135 mm (70-200 mm) [sources: RBGV_2023]
leaf_width (numerical): 7.5 mm (4-11 mm) [sources: RBGV_2023]
leaf_margin_posture (categorical): undulate (1) [sources: RBGV_2023]
leaf_lamina_posture (categorical): flat (1) [sources: RBGV_2023]
leaf_phyllotaxis (categorical): alternate (2) [sources: NHNSW_2023; RBGV_2023]
plant_photosynthetic_organ (categorical): leaf (2) [sources: NHNSW_2023; RBGV_2023]

life history

plant_growth_form (categorical): graminoid (4); herb (3) [sources: NHNSW_2022; RBGV_2022; WAH_2022_2; Wenk_2022]
life_history (categorical): annual (4) [sources: NHNSW_2022; RBGV_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (4) [sources: NHNSW_2022; RBGV_2022; WAH_2022_2; Wenk_2022]
flowering_time (categorical): yynnnnnnnnny (1) [sources: NHNSW_2014_2]

whole plant morphology

plant_height (numerical): 0.92 m (0.2-1.2 m) [sources: NHNSW_2023; WAH_2023_2]

Sources

dataset_id	n_traits	n_records	reference
RBGV_2023	7	9	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
NHNSW_2023	4	4	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/.
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.
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/.
RBGV_2022	3	3	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.gov.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/.
NHNSW_2014_2	2	2	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.