Nicotiana megalosiphon

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Family Solanaceae

Taxonomy: Nicotiana megalosiphon Van Heurck & Müll.Arg.

Synonyms: 1 (APC 2026-07-30)

Nicotiana suaveolens var. longiflora Benth. (taxonomic synonym)

Distribution (APC): NT, Qld, NSW

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

Traits

Top source datasets: ABRS_2022 (2), ABRS_2023 (12), Draper_2023 (3), Kew_2019_1 (2), Kew_2019_6 (1), NHNSW_2014_2 (2), NHNSW_2022 (2), NHNSW_2023 (12), NTH_2022 (3), NTH_2023 (6), Sjostrom_2006 (4), Wenk_2022 (2), White_2020 (17), Wright_2000 (4), eFLOWER_Dun_2022 (17). See below for a full list of sources.
Summary: AusTraits contains 55 traits from 89 records in 15 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): fire_killed (1) [sources: White_2020]

flower morphology

flower_colour (categorical): white_cream (1) [sources: eFLOWER_Dun_2022]
sex_type (categorical): hermaphrodite (1) [sources: Sjostrom_2006]

fruit morphology

fruit_length (numerical): 11.5 mm (7-16 mm) [sources: ABRS_2023; NHNSW_2023]
fruit_type (categorical): capsule (5) [sources: ABRS_2023; NHNSW_2023; NTH_2023; Sjostrom_2006; Wright_2000]
fruit_fleshiness (categorical): dry (2) [sources: Sjostrom_2006; Wright_2000]
fruit_dehiscence (categorical): dehiscent (5) [sources: ABRS_2023; NHNSW_2023; NTH_2023; Sjostrom_2006; Wright_2000]

leaf morphology

leaf_length (numerical): 170 mm (170-170 mm) [sources: ABRS_2023; NHNSW_2023]
leaf_width (numerical): 50 mm (50-50 mm) [sources: NHNSW_2023]
petiole_length (numerical): 9 cm (9-9 cm) [sources: ABRS_2023; NHNSW_2023]
leaf_shape (categorical): elliptical (2); lanceolate (2); linear (2); ovate (2) [sources: ABRS_2023; NHNSW_2023]
leaf_base_shape (categorical): auriculate (1) [sources: NTH_2023]
leaf_margin (categorical): entire (1) [sources: NHNSW_2014_2]
leaf_compoundness (categorical): simple (2) [sources: ABRS_2023; NHNSW_2023]
leaf_phyllotaxis (categorical): alternate (2) [sources: ABRS_2023; NHNSW_2023]
plant_photosynthetic_organ (categorical): leaf (3) [sources: ABRS_2023; NHNSW_2023; NTH_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: White_2020]
plant_growth_form (categorical): herb (5) [sources: ABRS_2022; NHNSW_2022; NTH_2022; Wenk_2022; White_2020]
woodiness_detailed (categorical): herbaceous (4) [sources: ABRS_2022; NHNSW_2022; NTH_2022; Wenk_2022]
stem_growth_habit (categorical): erect (1) [sources: NTH_2022]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): insect (2) [sources: Draper_2023; White_2020]
dispersal_syndrome (categorical): anemochory (1); zoochory (1) [sources: Draper_2023; White_2020]
dispersers (categorical): invertebrates (1); wind (1) [sources: Draper_2023; White_2020]
flowering_time (categorical): yynnnnnnyyyy (1); yyyyynnnyyyy (1) [sources: NHNSW_2014_2; 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): 0.54 mg (0.12-0.96 mg) [sources: Kew_2019_1]
seed_shape (categorical): reniform (1) [sources: ABRS_2023]

whole plant morphology

plant_height (numerical): 0.93 m (0.9-1 m) [sources: ABRS_2023; NHNSW_2023; NTH_2023]
plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	17	17	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
eFLOWER_Dun_2022	16	17	L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
ABRS_2023	11	12	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_2023	11	12	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/.
NTH_2023	6	6	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/.
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.
Wright_2000	4	4	I. J. Wright, H. T. Clifford, R. Kidson, M. L. Reed, B. L. Rice, and M. Westoby. “A survey of seed and seedling characters in 1744 Australian dicotyledon species: Cross-species trait correlations and correlated trait-shifts within evolutionary lineages”. Biological Journal of the Linnean Society 69 (2000), pp. 521-547. doi: 10.1111/j.1095-8312.2000.tb01222.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.
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/.
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.
Kew_2019_1	1	2	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
NHNSW_2014_2	2	2	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
NHNSW_2022	2	2	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/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Kew_2019_6	1	1	Royal Botanic Gardens Kew. Germination data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.