Cycas arnhemica

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Family Cycadaceae

Taxonomy: Cycas arnhemica K.D.Hill

Synonyms: 3 (APC 2026-07-30)

Cycas arnhemica K.D.Hill subsp. arnhemica (nomenclatural synonym)
Cycas arnhemica subsp. muninga Chirgwin & K.D.Hill (taxonomic synonym)
Cycas arnhemica subsp. natja K.D.Hill (taxonomic synonym)

Distribution (APC): NT

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

Traits

Top source datasets: ABRS_1981 (3), ABRS_2023 (70), Chen_2017 (2), NTH_2023 (13), RussellSmith_2012 (4), Wenk_2022 (2), Wenk_2023 (1). See below for a full list of sources.
Summary: AusTraits contains 22 traits from 95 records in 7 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: RussellSmith_2012]

leaf morphology

leaf_length (numerical): 509.75 mm (50-1600 mm) [sources: ABRS_2023; NTH_2023]
leaf_width (numerical): 5.1 mm (3-7.5 mm) [sources: ABRS_2023; NTH_2023]
petiole_length (numerical): 22.9 cm (9-38 cm) [sources: ABRS_2023; NTH_2023]
leaf_margin_posture (categorical): revolute (5) [sources: ABRS_2023; NTH_2023]
leaf_compoundness (categorical): compound (5) [sources: ABRS_2023; NTH_2023]
leaf_lamina_posture (categorical): flat (4) [sources: ABRS_2023]
plant_photosynthetic_organ (categorical): leaf (5) [sources: ABRS_2023; NTH_2023]

life history

plant_growth_form (categorical): palmoid (1) [sources: Wenk_2022]
life_history (categorical): perennial (1) [sources: Wenk_2023]
woodiness_detailed (categorical): woody_like_stem (1) [sources: Wenk_2022]
leaf_phenology (categorical): evergreen (1) [sources: ABRS_1981]
seedbank_longevity_class (categorical): persistent (1) [sources: RussellSmith_2012]

seed morphology

seed_length (numerical): 31.9 mm (28-37 mm) [sources: ABRS_2023; NTH_2023]
seed_width (numerical): 28.75 mm (26-32 mm) [sources: ABRS_2023]
seed_shape (categorical): orbicular (1) [sources: ABRS_1981]

whole plant morphology

plant_height (numerical): 4 m (4-4 m) [sources: ABRS_1981]

Sources

dataset_id	n_traits	n_records	reference
ABRS_2023	10	70	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
NTH_2023	7	13	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/.
RussellSmith_2012	4	4	J. Russell-Smith, M. R. Gardener, C. Brock, K. Brennan, C. P. Yates, and B. Grace. “Fire persistence traits can be used to predict vegetation response to changing fire regimes at expansive landscape scales - an Australian example”. Journal of Biogeography 39 (2012), pp. 1657-1668. doi: 10.1111/j.1365-2699.2012.02714.x.
ABRS_1981	3	3	B. A. Barlow, H. T. Clifford, A. S. George, and A. K. A. McCusker. Flora of Australia. 1981. url: http://www.environment.gov.au/biodiversity/abrs/online-resources/flora/main/.
Chen_2017	2	2	Chen, S.-C., Cornwell, W., Z. H.-X., Moles, and A. T. “Plants show more flesh in the tropics: Variation in fruit type along latitudinal and climatic gradients.”. Ecography 40 (2017), pp. 531-538. doi: abs/10.1111/ecog.02010.
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.