Cynanchum floribundum

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Family Apocynaceae

Taxonomy: Cynanchum floribundum R.Br.

Synonyms: 4 (APC 2026-07-30)

Cynanchum floribunda R.Br. (orthographic variant)
Cynoctonum floribundum (R.Br.) Decne. (nomenclatural synonym)
Schizocorona floribunda (R.Br.) F.Muell. (nomenclatural synonym)
Vincetoxicum floribundum (R.Br.) Kuntze (nomenclatural synonym)

Distribution (APC): WA, NT, SA, Qld, NSW

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

Traits

Top source datasets: ABRS_2022 (4), ABRS_2023 (11), ANBG_2019 (1), Clarke_2015 (3), Collette_2021 (1), Crowley_2007 (2), Draper_2023 (3), Kew_2019_1 (1), Kew_2019_6 (2), NHNSW_2014_2 (11), NHNSW_2024 (14), NTH_2022 (3), NTH_2023 (13), Nano_2011 (2), RussellSmith_2012 (4), SAH_2022 (3), SAH_2023 (15), Sjostrom_2006 (4), Sweedman_2006 (3), WAH_1998 (1), WAH_2022_2 (4), WAH_2023_2 (2), Wenk_2022 (2), Wenk_2023 (1), Wenk_2023_2 (1). See below for a full list of sources.
Summary: AusTraits contains 40 traits from 111 records in 25 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 (4) [sources: Clarke_2015; Crowley_2007; Nano_2011; RussellSmith_2012]
post_fire_recruitment (categorical): post_fire_recruitment (1) [sources: Clarke_2015]

flower morphology

flower_colour (categorical): blue_purple (1); green (1); white_cream (1) [sources: NHNSW_2014_2]
sex_type (categorical): hermaphrodite (1) [sources: Sjostrom_2006]

fruit morphology

fruit_length (numerical): 43.83 mm (23-65 mm) [sources: ABRS_2023; NHNSW_2024; NTH_2023]
fruit_width (numerical): 9 mm (6-12 mm) [sources: NTH_2023]
fruit_type (categorical): follicle (5) [sources: ABRS_2023; NHNSW_2024; NTH_2023; SAH_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
fruit_dehiscence (categorical): dehiscent (1) [sources: Sjostrom_2006]

leaf morphology

leaf_length (numerical): 76 mm (15-115 mm) [sources: ABRS_2023; NHNSW_2014_2; NHNSW_2024; NTH_2023; SAH_2023]
leaf_width (numerical): 19.62 mm (2-45 mm) [sources: NHNSW_2014_2; NHNSW_2024; NTH_2023; SAH_2023]
petiole_length (numerical): 2.12 cm (1.5-2.5 cm) [sources: ABRS_2023; SAH_2023]
leaf_type (categorical): broadleaf (1) [sources: NHNSW_2024]
leaf_shape (categorical): deltate (1); lanceolate (3); narrowly_lanceolate (1); ovate (3) [sources: ABRS_2023; NHNSW_2024; NTH_2023; SAH_2023]
leaf_base_shape (categorical): cordate (2); cuneate (2); truncate (1) [sources: ABRS_2023; NHNSW_2024; SAH_2023]
leaf_margin (categorical): entire (2) [sources: NHNSW_2014_2; SAH_2023]
leaf_compoundness (categorical): simple (3) [sources: ABRS_2023; NHNSW_2014_2; SAH_2023]
leaf_phyllotaxis (categorical): opposite (3) [sources: NHNSW_2014_2; NTH_2023; SAH_2023]
leaf_arrangement (categorical): decussate (1) [sources: SAH_2023]
plant_photosynthetic_organ (categorical): leaf (4) [sources: ABRS_2023; NHNSW_2024; NTH_2023; SAH_2023]

life history

plant_growth_form (categorical): climber (1); shrub (5); subshrub (1) [sources: ABRS_2022; NTH_2022; SAH_2022; WAH_2022_2; Wenk_2022]
life_history (categorical): perennial (5) [sources: ABRS_2022; NTH_2022; SAH_2022; WAH_2022_2; Wenk_2023]
woodiness_detailed (categorical): woody (5) [sources: ABRS_2022; NTH_2022; SAH_2022; WAH_2022_2; Wenk_2022]
stem_growth_habit (categorical): climbing (1); erect (2); sprawling (1) [sources: ABRS_2022; NHNSW_2014_2; WAH_2022_2]
pollination_syndrome (categorical): insect (1) [sources: Draper_2023]
dispersal_syndrome (categorical): zoochory (1) [sources: Draper_2023]
dispersers (categorical): abiotic (1); animals (1) [sources: Draper_2023]
flowering_time (categorical): nnnnnnnnyyyn (1); nnyyyyyyyynn (1) [sources: NHNSW_2014_2; WAH_1998]
seedbank_longevity_class (categorical): persistent (1) [sources: RussellSmith_2012]
seed_dormancy_class (categorical): physiological_dormancy (1) [sources: Collette_2021]
bud_bank_location (categorical): basal_stem_buds (3) [sources: Clarke_2015; Crowley_2007; Nano_2011]

seed morphology

seed_dry_mass (numerical): 9.17 mg (5.85-12.49 mg) [sources: ANBG_2019; Kew_2019_1]
seed_length (numerical): 12.5 mm (7-25 mm) [sources: NHNSW_2024; SAH_2023]

whole plant morphology

plant_height (numerical): 1.05 m (0.1-2 m) [sources: ABRS_2023; NHNSW_2014_2; NHNSW_2024; NTH_2023; WAH_2023_2]

Sources

dataset_id	n_traits	n_records	reference
SAH_2023	13	15	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/.
NHNSW_2024	10	14	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/.
NTH_2023	9	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/.
ABRS_2023	10	11	Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
NHNSW_2014_2	9	11	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
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.
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.
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.
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/.
Clarke_2015	3	3	P. J. Clarke, M. J. Lawes, B. P. Murphy, J. Russell-Smith, C. E. Nano, R. Bradstock, N. J. Enright, J. B. Fontaine, C. R. Gosper, I. Radford, J. J. Midgley, and R. M. Gunton. “A synthesis of postfire recovery traits of woody plants in Australian ecosystems”. Science of The Total Environment 534 (2015), pp. 31-42. doi: 10.1016/j.scitotenv.2015.04.002.
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.
NTH_2022	3	3	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/.
SAH_2022	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/.
Sweedman_2006	1	3	L. Sweedman and D. Merritt. Australian Seeds: A Guide to Their Collection, Identification, and Biology. CSIRO Publishing, 2006. ISBN: 9780643094079.
Crowley_2007	2	2	G. Crowley, M. Gardener, and M. Marrinan. Tropical savannas fire response database. 2007. url: [www.landmanager.org.au](www.landmanager.org.au).
Kew_2019_6	1	2	Royal Botanic Gardens Kew. Germination data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Nano_2011	2	2	C. E. M. Nano and P. J. Clarke. “How do drought and fire influence the patterns of resprouting in Australian deserts?”. Plant Ecology 212 (2011), pp. 2095-2110. doi: 10.1007/s11258-011-9988-x.
WAH_2023_2	1	2	Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2023. url: https://florabase.dpaw.wa.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
ANBG_2019	1	1	Australian National Botanic Gardens. The National Seed Bank. 2018. url: http://www.anbg.gov.au/gardens/living/seedbank/.
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/.
WAH_1998	1	1	Western Australian Herbarium. FloraBase: The Western Australian flora. 1998. url: http://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.
Wenk_2023_2	1	1	E. Wenk and D. Coleman. “Unpublished: Rain and flood-related flowering cues for Australia's flora, University of New South Wales, Australia”. 2023.