Ptilotus semilanatus

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Family Amaranthaceae

Taxonomy: Ptilotus semilanatus (Lindl.) F.Muell. ex J.M.Black

Synonyms: 6 (APC 2026-07-30)

Ptilotus dissitiflorus var. longifolius Benl (taxonomic synonym)
Ptilotus exaltatus var. semilanatus (Lindl.) Maiden & Betche (nomenclatural synonym)
Ptilotus nobilis subsp. semilanatus (Lindl.) A.R.Bean (nomenclatural synonym)
Trichinium pulchellum A.Cunn. ex Moq. (taxonomic synonym)
Trichinium semilanatum Lindl. (nomenclatural synonym)
Trichinium setigerum A.Cunn. ex Moq. (taxonomic synonym)

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

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

Traits

Top source datasets: Draper_2023 (3), Kew_2019_1 (1), NHNSW_2014_2 (5), NHNSW_2024 (11), RBGV_2022 (3), RBGV_2023 (10), SAH_2014 (1), SAH_2023 (3), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), White_2020 (20). See below for a full list of sources.
Summary: AusTraits contains 42 traits from 64 records in 12 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]

flower morphology

flower_colour (categorical): pink (1) [sources: NHNSW_2014_2]
sex_type (categorical): hermaphrodite (1) [sources: Sjostrom_2006]

fruit morphology

fruit_type (categorical): nut (1); utricle (1) [sources: RBGV_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]

leaf morphology

leaf_length (numerical): 26.5 mm (6-60 mm) [sources: NHNSW_2024; RBGV_2023]
leaf_width (numerical): 3.5 mm (1-5 mm) [sources: NHNSW_2024; RBGV_2023]
leaf_type (categorical): broadleaf (1) [sources: NHNSW_2024]
leaf_shape (categorical): lanceolate (1); linear (1); narrowly_elliptical (2); narrowly_oblanceolate (2); oblanceolate (1) [sources: NHNSW_2024; RBGV_2023; SAH_2023]
leaf_base_shape (categorical): attenuate (1) [sources: RBGV_2023]
leaf_margin (categorical): entire (2) [sources: NHNSW_2014_2; NHNSW_2024]
leaf_margin_posture (categorical): undulate (2) [sources: NHNSW_2024; RBGV_2023]
leaf_compoundness (categorical): simple (1) [sources: NHNSW_2014_2]
leaf_lamina_posture (categorical): undulate (1) [sources: NHNSW_2024]
leaf_phyllotaxis (categorical): alternate (1) [sources: NHNSW_2014_2]
plant_photosynthetic_organ (categorical): leaf (3) [sources: NHNSW_2024; RBGV_2023; SAH_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: White_2020]
plant_growth_form (categorical): herb (3) [sources: RBGV_2022; Wenk_2022; White_2020]
life_history (categorical): perennial (2) [sources: RBGV_2022; Wenk_2023]
woodiness_detailed (categorical): herbaceous (2) [sources: RBGV_2022; Wenk_2022]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): insect (1); wind (1) [sources: Draper_2023; White_2020]
dispersal_syndrome (categorical): anemochory (1); epizoochory (1) [sources: Draper_2023; White_2020]
dispersers (categorical): mammals (1); wind (1) [sources: Draper_2023; White_2020]
flowering_time (categorical): ynnnnnnnnyyy (1) [sources: White_2020]
seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: White_2020]

seed morphology

seed_dry_mass (numerical): 3.67 mg (3.67-3.67 mg) [sources: Kew_2019_1]
seed_shape (categorical): lenticular (1) [sources: SAH_2023]

whole plant morphology

plant_height (numerical): 0.4 m (0.3-0.5 m) [sources: NHNSW_2014_2; RBGV_2023; SAH_2014]
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_2024	9	11	N. H. of New South Wales. The Plant Information Network System of The Royal Botanic Gardens and Domain Trust Version 2.0.. accessed on December, 2023.. 2024. url: https://plantnet.rbgsyd.nsw.gov.au/.
RBGV_2023	8	10	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
NHNSW_2014_2	5	5	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://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.
Draper_2023	3	3	J. T. Draper, S. Delean, J. G. Conran, P. Weinstein, and B. S. Simpson. “Life-history characteristics and climate correlates of dioecious plant species in central southern Australia”. Australian Journal of Botany unknown.unknown (2023), p. unknown. doi: 10.1071/BT22110.
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/.
SAH_2023	3	3	S. H. of South Australia. eFlora of SA, Electronic Flora of South Australia. accessed on 6 May, 2022.. 2022. url: http://www.flora.sa.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Kew_2019_1	1	1	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
SAH_2014	1	1	J. P. Jessop and H. R. Toelken. Flora of South Australia, 4th edition, 4 vols. Electronic version curated by J. Kellermann, State Herbarium of South Australia.. Government Printer, Adelaide, 1986.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.