Knoxia sumatrensis
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Family Rubiaceae
Taxonomy: Knoxia sumatrensis (Retz.) DC.
Synonyms: 1 (APC 2026-07-30)
- Spermacoce sumatrensis Retz. (nomenclatural synonym)
Distribution (APC): Qld, NSW
Profiles: APC, Flora of Australia, ALA, iNaturalist, NSW Flora, ATRP
Traits
Top source datasets: NHNSW_2014_2 (2), NHNSW_2022 (4), NHNSW_2023 (16), Sjostrom_2006 (4), Wenk_2022 (2), Wenk_2023 (1), eFLOWER_Dun_2022 (21). See below for a full list of sources.
Summary: AusTraits contains 39 traits from 50 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.
flower morphology
- flower_colour (categorical): blue_purple (1); white_cream (1) [sources: NHNSW_2014_2]
- sex_type (categorical): hermaphrodite (1) [sources: Sjostrom_2006]
fruit morphology
- fruit_length (numerical): 1.75 mm (1.5-2 mm) [sources: NHNSW_2023]
- fruit_type (categorical): capsule (2) [sources: NHNSW_2023; Sjostrom_2006]
- fruit_fleshiness (categorical): dry (1) [sources: Sjostrom_2006]
- fruit_dehiscence (categorical): dehiscent (1) [sources: Sjostrom_2006]
leaf morphology
- leaf_length (numerical): 52.5 mm (25-80 mm) [sources: NHNSW_2023]
- leaf_width (numerical): 21.5 mm (8-35 mm) [sources: NHNSW_2023]
- petiole_length (numerical): 0.65 cm (0.3-1 cm) [sources: NHNSW_2023]
- leaf_shape (categorical): narrowly_lanceolate (1); ovate (1) [sources: NHNSW_2023]
- leaf_base_shape (categorical): attenuate (1); cuneate (1) [sources: NHNSW_2023]
- leaf_compoundness (categorical): simple (1) [sources: NHNSW_2023]
- leaf_phyllotaxis (categorical): opposite (1) [sources: NHNSW_2023]
- plant_photosynthetic_organ (categorical): leaf (1) [sources: NHNSW_2023]
life history
- plant_growth_form (categorical): herb (2) [sources: NHNSW_2022; Wenk_2022]
- life_history (categorical): perennial (2) [sources: NHNSW_2022; Wenk_2023]
- woodiness_detailed (categorical): herbaceous (2) [sources: NHNSW_2022; Wenk_2022]
- stem_growth_habit (categorical): erect (1) [sources: NHNSW_2022]
- flowering_time (categorical): yynnnnnnnnny (1) [sources: NHNSW_2014_2]
whole plant morphology
- plant_height (numerical): 0.65 m (0.4-0.9 m) [sources: NHNSW_2023]
Sources
| dataset_id | n_traits | n_records | reference |
|---|---|---|---|
| eFLOWER_Dun_2022 | 19 | 21 | L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022. |
| NHNSW_2023 | 11 | 16 | 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/. |
| 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/. |
| 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. |
| NHNSW_2014_2 | 2 | 2 | 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. |
| Wenk_2023 | 1 | 1 | E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023. |