Isoetes drummondii subsp. anomala

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Family Isoetaceae

Taxonomy: Isoetes drummondii subsp. anomala C.R.Marsden & Chinnock

Synonyms: 2 (APC 2026-07-30)

Isoetes drummondii subsp. nov. (polyploid) J.H.Ross (taxonomic synonym)
Isoetes drummondii var. anomala D.M.Britton & D.F.Brunt. (taxonomic synonym)

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

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

Traits

Top source datasets: ABRS_2022 (2), ABRS_2023 (5), NHNSW_2022 (3), NHNSW_2023 (9), RBGV_2023 (4), WAH_2022_2 (3), WAH_2023_2 (1), Wenk_2022 (2), Wenk_2023 (1), White_2020 (20). See below for a full list of sources.
Summary: AusTraits contains 31 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.

fire response

resprouting_capacity (categorical): resprouts (1) [sources: White_2020]

leaf morphology

leaf_length (numerical): 80 mm (30-130 mm) [sources: NHNSW_2023]
leaf_width (numerical): 1.5 mm (1-2 mm) [sources: NHNSW_2023]
leaf_shape (categorical): linear (1); terete (1) [sources: ABRS_2023; RBGV_2023]
leaf_margin_posture (categorical): flat (1) [sources: RBGV_2023]
leaf_compoundness (categorical): simple (1) [sources: NHNSW_2023]
leaf_lamina_posture (categorical): recurved (2) [sources: ABRS_2023; NHNSW_2023]
leaf_arrangement (categorical): spiral (2) [sources: ABRS_2023; NHNSW_2023]
plant_photosynthetic_organ (categorical): leaf (3) [sources: ABRS_2023; NHNSW_2023; RBGV_2023]

life history

photosynthetic_pathway (categorical): cam (1) [sources: White_2020]
plant_growth_form (categorical): fern (1); herb (4); tussock (1) [sources: ABRS_2022; NHNSW_2022; WAH_2022_2; Wenk_2022; White_2020]
life_form (categorical): geophyte (1) [sources: White_2020]
life_history (categorical): annual (2); perennial (1) [sources: NHNSW_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (4) [sources: ABRS_2022; NHNSW_2022; WAH_2022_2; Wenk_2022]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): abiotic (1) [sources: White_2020]
dispersal_syndrome (categorical): epizoochory (1) [sources: White_2020]
dispersers (categorical): birds (1) [sources: White_2020]
seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: White_2020]
storage_organ (categorical): corm (4) [sources: ABRS_2023; NHNSW_2023; RBGV_2023; WAH_2023_2]

whole plant morphology

plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	20	20	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
NHNSW_2023	7	9	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/.
ABRS_2023	5	5	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
RBGV_2023	4	4	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
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/.
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/.
ABRS_2022	2	2	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
WAH_2023_2	1	1	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.