Roycea pycnophylloides

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Family Chenopodiaceae

Taxonomy: Roycea pycnophylloides C.A.Gardner

Synonyms: none listed in the APC 2026-07-30

Distribution (APC): WA

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

Traits

Top source datasets: ABRS_2022 (4), ABRS_2023 (8), Collette_2021 (1), Kew_2019_1 (1), Kew_2019_3 (2), SPRAT_2025_2 (6), Sjostrom_2006 (3), WAH_2022_2 (4), Wenk_2022 (2), Wenk_2023 (1), eFLOWER_Dun_2022 (18). See below for a full list of sources.
Summary: AusTraits contains 38 traits from 50 records in 11 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): dioecious (2) [sources: ABRS_2022; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 1.5 mm (1-2 mm) [sources: SPRAT_2025_2]
fruit_width (numerical): 1.5 mm (1-2 mm) [sources: SPRAT_2025_2]
fruit_fleshiness (categorical): fleshy (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): indehiscent (1) [sources: Sjostrom_2006]

leaf morphology

leaf_length (numerical): 2 mm (2-2 mm) [sources: ABRS_2023]
leaf_width (numerical): 1 mm (1-1 mm) [sources: ABRS_2023]
leaf_shape (categorical): narrowly_triangular (1) [sources: ABRS_2023]
leaf_margin (categorical): entire (1) [sources: ABRS_2023]
leaf_compoundness (categorical): simple (1) [sources: ABRS_2023]
leaf_phyllotaxis (categorical): alternate (1) [sources: ABRS_2023]
leaf_arrangement (categorical): imbricate (1) [sources: ABRS_2023]
plant_photosynthetic_organ (categorical): leaf (1) [sources: ABRS_2023]

life history

plant_growth_form (categorical): herb (3) [sources: ABRS_2022; WAH_2022_2; Wenk_2022]
life_history (categorical): perennial (3) [sources: ABRS_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): herbaceous (3) [sources: ABRS_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): mat-forming (2) [sources: SPRAT_2025_2; WAH_2022_2]
seed_dormancy_class (categorical): non_dormant (1) [sources: Collette_2021]

seed morphology

seed_dry_mass (numerical): 2.2 mg (2.2-2.2 mg) [sources: Kew_2019_1]

Sources

dataset_id	n_traits	n_records	reference
eFLOWER_Dun_2022	16	18	L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
ABRS_2023	8	8	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
SPRAT_2025_2	4	6	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.
ABRS_2022	4	4	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2022. url: http://www.ausflora.org.au.
WAH_2022_2	4	4	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
Sjostrom_2006	3	3	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.
Kew_2019_3	2	2	Royal Botanic Gardens Kew. Salt and water tolerance data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Collette_2021	1	1	J. C. Collette and M. K. J. Ooi. “Distribution of seed dormancy classes across a fire-prone continent: effects of rainfall seasonality and temperature”. Annals of Botany 127.5 (2021), pp. 613-620. doi: 10.1093/aob/mcaa203.
Kew_2019_1	1	1	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.