Micrantheum hexandrum

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Family Picrodendraceae

Taxonomy: Micrantheum hexandrum Hook.f.

Synonyms: 6 (APC 2026-07-30)

Caletia hexandra (Hook.f.) Müll.Arg. (nomenclatural synonym)
Caletia micrantheoides Baill. (nomenclatural synonym)
Micranthea hexandra F.Muell. (orthographic variant)
Micranthemum hexandrum Hook.f. (orthographic variant)
Micrantheum boroniaceum F.Muell. (taxonomic synonym)
Phyllanthus boroniacus Grüning (taxonomic synonym)

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

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

Traits

Top source datasets: Collette_2021 (1), Doherty_2021 (3), Jordan_2001 (6), Kew_2019_1 (2), McGlone_2015 (6), Mokany_2015 (2), NHNSW_2014_2 (3), NHNSW_2022 (5), NHNSW_2023 (14), RBGV_2022 (5), RBGV_2023 (18), Sjostrom_2006 (4), SmithMartin_2020 (16), Wenk_2022 (2), Wenk_2023 (1), White_2020 (20), eFLOWER_2021 (22). See below for a full list of sources.
Summary: AusTraits contains 74 traits from 130 records in 17 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); resprouts (1) [sources: Doherty_2021; White_2020]

flower morphology

sex_type (categorical): hermaphrodite (1); monoecious (4) [sources: Jordan_2001; NHNSW_2022; RBGV_2022; Sjostrom_2006]

fruit morphology

fruit_length (numerical): 6.5 mm (6-7 mm) [sources: NHNSW_2023; RBGV_2023]
fruit_width (numerical): 6 mm (6-6 mm) [sources: NHNSW_2023; RBGV_2023]
fruit_type (categorical): capsule (3) [sources: NHNSW_2023; RBGV_2023; Sjostrom_2006]
fruit_fleshiness (categorical): dry (2) [sources: Jordan_2001; Sjostrom_2006]
fruit_dehiscence (categorical): dehiscent (1) [sources: Sjostrom_2006]

leaf morphology

leaf_area (numerical): 35.34 mm2 (35.34-35.34 mm2) [sources: Mokany_2015]
leaf_length (numerical): 15.17 mm (8-20 mm) [sources: McGlone_2015; NHNSW_2023; RBGV_2023]
leaf_width (numerical): 3.17 mm (2-4 mm) [sources: McGlone_2015; NHNSW_2023; RBGV_2023]
petiole_length (numerical): 0.1 cm (0.1-0.1 cm) [sources: RBGV_2023]
leaf_shape (categorical): narrowly_oblanceolate (2); oblanceolate (2); oblong (2) [sources: NHNSW_2023; RBGV_2023]
leaf_margin (categorical): entire (2) [sources: NHNSW_2023; RBGV_2023]
leaf_margin_posture (categorical): flat (1) [sources: RBGV_2023]
leaf_compoundness (categorical): compound (1); simple (2) [sources: McGlone_2015; NHNSW_2014_2; RBGV_2023]
leaf_phyllotaxis (categorical): alternate (1) [sources: NHNSW_2014_2]
plant_photosynthetic_organ (categorical): leaf (2) [sources: NHNSW_2023; RBGV_2023]

life history

photosynthetic_pathway (categorical): c3 (1) [sources: White_2020]
plant_growth_form (categorical): shrub (6) [sources: McGlone_2015; NHNSW_2022; RBGV_2022; SmithMartin_2020; Wenk_2022; White_2020]
life_history (categorical): perennial (4) [sources: Jordan_2001; NHNSW_2022; RBGV_2022; Wenk_2023]
woodiness_detailed (categorical): woody (3) [sources: NHNSW_2022; RBGV_2022; Wenk_2022]
stem_growth_habit (categorical): erect (2) [sources: NHNSW_2022; RBGV_2022]
nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
parasitic (categorical): not_parasitic (1) [sources: White_2020]
pollination_syndrome (categorical): insect (1) [sources: White_2020]
dispersal_syndrome (categorical): zoochory (1) [sources: White_2020]
dispersers (categorical): invertebrates (1) [sources: White_2020]
flowering_time (categorical): nnnnnnnnyyyn (1); yynnnnnnnyyy (1) [sources: NHNSW_2014_2; White_2020]
seedbank_location (categorical): soil_seedbank (1) [sources: Doherty_2021]
seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
seed_dormancy_class (categorical): physical_dormancy (1) [sources: Collette_2021]
vegetative_reproduction_ability (categorical): not_vegetative (1) [sources: White_2020]
bud_bank_location (categorical): none (1) [sources: Doherty_2021]

seed morphology

seed_dry_mass (numerical): 4.5 mg (0.86-5.72 mg) [sources: Kew_2019_1; Mokany_2015]
seed_length (numerical): 3.85 mm (3.7-4 mm) [sources: Jordan_2001; RBGV_2023]
seed_width (numerical): 1.4 mm (1.4-1.4 mm) [sources: Jordan_2001]
seed_shape (categorical): ellipsoid (1); ovoid_elongated (1) [sources: NHNSW_2023; RBGV_2023]

whole plant morphology

plant_height (numerical): 2 m (2-2 m) [sources: McGlone_2015; NHNSW_2023; RBGV_2023]
plant_physical_defence_structures (categorical): absent (1) [sources: White_2020]

Sources

dataset_id	n_traits	n_records	reference
eFLOWER_2021	20	22	J. Schönenberger, M. Balthazar, A. L. Martinez, B. Albert, C. Prieu, S. Magallon, and H. Sauquet. “Phylogenetic analysis of fossil flowers using an angiosperm-wide data set: proof-of-concept and challenges ahead”. American Journal of Botany 107.10 (2020), pp. 1433-1448. doi: 10.1002/ajb2.1538.
White_2020	20	20	M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
RBGV_2023	15	18	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
SmithMartin_2020	6	16	C. M. Smith-Martin, R. P. Skelton, K. M. Johnson, C. Lucani, and T. J. Brodribb. “Lack of vulnerability segmentation among woody species in a diverse dry sclerophyll woodland community”. Functional Ecology 34 (2020), pp. 777-787. doi: 10.1111/1365-2435.13519.
NHNSW_2023	11	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 6 May, 2022.. 2023. url: https://plantnet.rbgsyd.nsw.gov.au/.
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.
McGlone_2015	6	6	M. S. McGlone, S. J. Richardson, G. J. Jordan, and G. L. Perry. “Is there a `suboptimal' woody species height? A response to Scheffer et al.”. Trends in Ecology & Evolution 30.1 (2015), pp. 4-5. doi: 10.1016/j.tree.2014.09.007.
NHNSW_2022	5	5	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/.
RBGV_2022	5	5	VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.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.
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.
NHNSW_2014_2	3	3	Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.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/.
Mokany_2015	2	2	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.
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.
Wenk_2023	1	1	E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.