Crassula sieberiana

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Family Crassulaceae

Taxonomy: Crassula sieberiana (Schult. & Schult.f.) Druce

Synonyms: 9 (APC 2026-07-30)

Bulliarda sieberi Spreng. (taxonomic synonym)
Bulliarda sieberii Spreng. (taxonomic synonym)
Crassula sieberana Druce (orthographic variant)
Crassula sieberana Druce subsp. sieberana (nomenclatural synonym)
Crassula sieberiana (Schult. & Schult.f.) Druce subsp. sieberiana (nomenclatural synonym)
Crassula sieberiana (Schult. & Schult.f.) Druce var. sieberiana (nomenclatural synonym)
Tillaea sieberiana Schult. & Schult.f. (nomenclatural synonym)
Tillaea sieberiana Schult. & Schult.f. var. sieberiana (nomenclatural synonym)
Tillaea verticillaris DC. (pro parte taxonomic synonym)

Misapplied names: 1 (APC 2026-07-30)

Crassula helmsii (Kirk) Cockayne (misapplied)

Distribution (APC): SA, Qld, NSW, LHI, ACT, Vic, Tas

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

Traits

Top source datasets: Cheal_2017 (8), Doherty_2021 (3), Draper_2023 (3), Hughes_1992 (4), Jordan_2001 (6), Kew_2019_1 (3), Kew_2019_5 (1), Kew_2019_6 (9), Kubiak_2009 (5), Leishman_1992 (6), Lunt_2012 (1), Mokany_2008 (34), Mokany_2015 (3), Morgan_2011_1 (5), NHNSW_2014_2 (3), NHNSW_2022 (4), NHNSW_2023 (9), NSWFRD_2014 (4), Pickup_2021 (5), Purdie_1976 (6), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), Wenk_2023_2 (1), Wheeler_2002 (10), White_2020 (59), Williams_2005 (5), Williams_2011 (9), Wright_2000 (14). See below for a full list of sources.
Summary: AusTraits contains 76 traits from 227 records in 29 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 (9); partial_resprouting (1) [sources: Cheal_2017; Doherty_2021; Kubiak_2009; NSWFRD_2014; Pickup_2021; Purdie_1976; White_2020]
post_fire_recruitment (categorical): post_fire_recruitment (3) [sources: Cheal_2017; Pickup_2021; Purdie_1976]

flower morphology

flower_colour (categorical): yellow_orange (1) [sources: NHNSW_2014_2]
sex_type (categorical): hermaphrodite (2); monoecious (1) [sources: Jordan_2001; Sjostrom_2006]

fruit morphology

fruit_type (categorical): capsule (2); follicle (2) [sources: NHNSW_2023; Sjostrom_2006; Wright_2000]
fruit_fleshiness (categorical): dry (4) [sources: Jordan_2001; Sjostrom_2006; Wright_2000]
fruit_dehiscence (categorical): dehiscent (4) [sources: NHNSW_2023; Sjostrom_2006; Wright_2000]

leaf morphology

leaf_area (numerical): 10.01 mm2 (2-23.56 mm2) [sources: Leishman_1992; Mokany_2008; Mokany_2015]
leaf_length (numerical): 4.66 mm (2.8-10 mm) [sources: Mokany_2008; NHNSW_2023; Wheeler_2002]
leaf_width (numerical): 1.72 mm (1-3 mm) [sources: Mokany_2008; NHNSW_2023; Wheeler_2002]
leaf_dry_mass (numerical): 0.13 mg (0.1-0.2 mg) [sources: Mokany_2008]
leaf_mass_per_area (numerical): 22.79 g/m2 (15.07-46.89 g/m2) [sources: Lunt_2012; Mokany_2008]
leaf_dry_matter_content (numerical): 0.07 g/g (0.04-0.1 g/g) [sources: Mokany_2008]
leaf_shape (categorical): narrowly_lanceolate (1); ovate (1) [sources: NHNSW_2023; Wheeler_2002]
leaf_margin (categorical): entire (1) [sources: NHNSW_2014_2]
leaf_lobation (categorical): unlobed (1) [sources: Wheeler_2002]
leaf_compoundness (categorical): simple (2) [sources: NHNSW_2014_2; Wheeler_2002]
leaf_phyllotaxis (categorical): opposite (1) [sources: NHNSW_2023]
plant_photosynthetic_organ (categorical): leaf (1) [sources: NHNSW_2023]

life history

photosynthetic_pathway (categorical): c4 (1); cam (4) [sources: Mokany_2008; White_2020; Williams_2011]
plant_growth_form (categorical): herb (11) [sources: Hughes_1992; Leishman_1992; NHNSW_2022; NSWFRD_2014; Pickup_2021; Wenk_2022; Wheeler_2002; White_2020; Williams_2011]
life_form (categorical): geophyte (1); therophyte (4) [sources: Mokany_2008; Morgan_2011_1; Purdie_1976; Williams_2005; Williams_2011]
life_history (categorical): annual (9); perennial (2) [sources: Cheal_2017; Jordan_2001; Leishman_1992; Morgan_2011_1; NHNSW_2022; Purdie_1976; Wenk_2023; Wheeler_2002; Williams_2005]
woodiness_detailed (categorical): herbaceous (2) [sources: NHNSW_2022; Wenk_2022]
stem_growth_habit (categorical): decumbent (1); erect (1); prostrate (2) [sources: NHNSW_2022; White_2020]
nitrogen_fixing (categorical): non_nitrogen_fixer (5) [sources: Mokany_2008; White_2020; Williams_2011]
root_structure (categorical): arbuscular_mycorrhizal (1) [sources: Williams_2011]
parasitic (categorical): not_parasitic (3) [sources: White_2020]
pollination_syndrome (categorical): abiotic (3); insect (1) [sources: Draper_2023; White_2020]
pollination_system (categorical): abiotic (1) [sources: Williams_2011]
dispersal_syndrome (categorical): anemochory (6); barochory (3) [sources: Draper_2023; Kew_2019_5; Morgan_2011_1; White_2020; Williams_2005; Williams_2011]
dispersers (categorical): passive (1); wind (4) [sources: Draper_2023; White_2020]
flowering_time (categorical): nnnnnnnnyyyn (1); yyyyyynnnyyy (1); yyyyyynnyyyy (2) [sources: Hughes_1992; White_2020]
seedbank_location (categorical): soil_seedbank (4) [sources: Doherty_2021; NSWFRD_2014; Pickup_2021; Williams_2005]
serotiny (categorical): not_serotinous (1) [sources: Hughes_1992]
seedbank_longevity_class (categorical): persistent (2); transient (4) [sources: Cheal_2017; NSWFRD_2014; Pickup_2021; White_2020]
vegetative_reproduction_ability (categorical): not_vegetative (5) [sources: Morgan_2011_1; White_2020; Williams_2005]
clonal_spread_mechanism (categorical): non_clonal (1) [sources: Williams_2011]
storage_organ (categorical): no_storage_organ (1) [sources: Leishman_1992]
bud_bank_location (categorical): none (1) [sources: Doherty_2021]

seed morphology

seed_dry_mass (numerical): 0.03 mg (0.01-0.08 mg) [sources: Kew_2019_1; Leishman_1992; Mokany_2015]
seed_length (numerical): 0.55 mm (0.55-0.55 mm) [sources: Jordan_2001]
seed_width (numerical): 0.18 mm (0.18-0.18 mm) [sources: Jordan_2001]

whole plant morphology

plant_height (numerical): 0.17 m (0.1-0.2 m) [sources: Hughes_1992; Mokany_2015; Wheeler_2002]
plant_physical_defence_structures (categorical): absent (3) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
White_2020	20	59	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
Mokany_2008	16	34	K. Mokany and J. Ash. “Are traits measured on pot grown plants representative of those in natural communities?”. Journal of Vegetation Science 19 (2008), pp. 119-126. doi: 10.3170/2007-8-18340.
Wright_2000	10	14	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.
Wheeler_2002	8	10	J. R. Wheeler, N. G. Marchant, and M. Lewington. Flora of the south west: Bunbury, Augusta, Denmark. Australian Biological Resources Study ; University of Western Australia Press, 2002. ISBN: 9780642568168.
Kew_2019_6	1	9	Royal Botanic Gardens Kew. Germination data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
NHNSW_2023	7	9	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/.
Williams_2011	9	9	R. P. Duncan, S. E. Clemants, R. T. Corlett, A. K. Hahs, M. A. McCarthy, M. J. McDonnell, M. W. Schwartz, K. Thompson, P. A. Vesk, and N. S. G. Williams. “Plant traits and extinction in urban areas: a meta-analysis of 11 cities”. Global Ecology and Biogeography 20.4 (2011), pp. 509-519. doi: 10.1111/j.1466-8238.2010.00633.x.
Cheal_2017	8	8	D. Cheal. Growth stages and tolerable fire intervals for Victoria's native vegetation data sets. Fire and adaptive management, report no. 84. Victorian Government Department of Sustainability and Environment Melbourne, 2010.
Jordan_2001	6	6	G. J. Jordan. “An investigation of long-distance dispersal based on species native to both Tasmania and New Zealand”. Australian Journal of Botany 49.3 (2001), pp. 333-340. doi: 10.1071/bt00024.
Leishman_1992	6	6	M. R. Leishman and M. Westoby. “Classifying plants into groups on the basis of associations of individual traits-Evidence from Australian semi-arid woodlands”. Journal of Ecology 80 (1992), pp. 417-424. doi: 10.2307/2260687.
Purdie_1976	6	6	R. W. Purdie and R. O. Slatyer. “Vegetation succession after fire in sclerophyll woodland communities in south-eastern Australia”. Australian Journal of Ecology 1 (1976), pp. 223-236.
Kubiak_2009	4	5	P. J. Kubiak. “Fire responses of bushland plants after the January 1994 wildfires in northern Sydney”. Cunninghamia 11.1 (2009), pp. 131-165.
Morgan_2011_1	5	5	J. Morgan. “Unpublished data: Grassy woodland traits, La Trobe University”. 2011.
Pickup_2021	5	5	M. Pickup and T. McDonald. Bushfire impacts — A national model for assessing local landscape restoration priorities. Project Phoenix Report. Greening Australia, 2021. url: https://www.greeningaustralia.org.au/wp-content/uploads/2021/07/1.02R2.pdf.
Williams_2005	5	5	N. S. G. Williams, J. W. Morgan, M. J. McDonnell, and M. A. McCarthy. “Plant traits and local extinctions in natural grasslands along an urban-rural gradient”. Journal of Ecology 93.6 (2005), pp. 1203-1213. doi: 10.1111/j.1365-2745.2005.01039.x.
Hughes_1992	4	4	L. Hughes and B. Rice. “Unpublished data: Traits data for 643 species, Macquarie University”. 1992.
NHNSW_2022	4	4	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/.
NSWFRD_2014	4	4	B. Kenny, C. Orscheg, E. Tasker, M. A. Gill, and R. Bradstock. NSW Flora Fire Response Database, v2.1. database. NSW Department of Planning Industry and Environment, 2014.
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.
Doherty_2021	3	3	M. Doherty. “Fire Severity and Plant Community Dynamics in the Australian Alps, Southeastern New South Wales”. PhD. Australian National University, 2021. url: http://hdl.handle.net/1885/224564.
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.
Kew_2019_1	1	3	Royal Botanic Gardens Kew. Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Mokany_2015	3	3	K. Mokany, J. J. Thomson, A. J. J. Lynch, G. J. Jordan, and S. Ferrier. “Linking changes in community composition and function under climate change”. Ecological Applications 25.8 (2015), pp. 2132-2141. doi: 10.1890/14-2384.1.
NHNSW_2014_2	3	3	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Wenk_2022	2	2	E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Kew_2019_5	1	1	Royal Botanic Gardens Kew. Seed dispersal data from the Seed Information Database (SID) and Seed Bank Database. 2019. url: http://data.kew.org/sid/.
Lunt_2012	1	1	I. Lunt and J. Morgan. “Unpublished data: Trait data from various Morgan and Lunt projects 1990-2012, Charles Sturt & La Trobe University”. 2012.
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.