Thryptomene oligandra
{{Short description|Species of flowering plant}}
{{Use dmy dates|date=July 2019}}
{{speciesbox
|image = Thryptomene oligandra.jpg
|image_caption =
|genus = Thryptomene
|species = oligandra
|authority = F.Muell.{{cite web|title=Thryptomene oligandra|url= https://biodiversity.org.au/nsl/services/apc-format/display/93768|publisher=Australian Plant Census|access-date=14 May 2021}}
|synonyms = Thryptomene oligandra F.Muell. var. oligandra
}}
Thryptomene oligandra is a species of flowering plant in the family Myrtaceae and is endemic to northern Queensland. It is a shrub, sometimes a small tree, with decussate, egg-shaped leaves with the narrower end towards the base, and flowers with five petals and five stamens.
Description
Thryptomene oligandra is a shrub that typically grows to a height of {{cvt|1–5|cm}}, sometimes a poorly-formed tree. Its leaves are decussate, egg-shaped with the narrower end towards the base, {{cvt|3–5|mm}} long and {{cvt|1.5–3|mm}} wide. The flowers are more or less sessile, arranged in small clusters of three flowers in leaf axils near the ends of the branches. The sepals and petals are similar to each other, the petals about {{cvt|1.5–2|mm}} long. The five stamens are red or purple and the centre of the flower is yellow.{{cite web |title=Thryptomene oligandra |url=https://apps.lucidcentral.org/rainforest/text/entities/thryptomene_oligandra.htm |publisher=Centre for Australian National Biodiversity Research |access-date=14 May 2021}}
Taxonomy
Thryptomene oligandra was first formally described in 1858 by Ferdinand von Mueller in the Fragmenta phytographiae Australiae from specimens collected near the Gilbert River.{{cite web|title=Thryptomene oligandra|url= http://id.biodiversity.org.au/instance/apni/516894 |publisher=APNI|access-date=14 May 2021}} The specific epithet (oligandra) means "few stamens".{{cite book |last1=Sharr |first1=Francis Aubi |last2=George |first2=Alex |title=Western Australian Plant Names and Their Meanings |date=2019 |publisher=Four Gables Press |location=Kardinya, WA |isbn=9780958034180 |page=265 |edition=3rd}}
Distribution and habitat
This thryptomene grows in heath, forest and vine thickets on Cape York Peninsula and in north-east Queensland.
Conservation status
Thryptomene oligandra is classified as of "least concern" under the Queensland Government Nature Conservation Act 1992.{{cite web |title=Species profile—Thryptomene oligandra |url=https://apps.des.qld.gov.au/species-search/details/?id=15994 |publisher=Queensland Government Department of Environment and Science |access-date=14 May 2021}}
Indigenous use
The stems of T. oligandra were sometimes used for the ends of reed-spears on the Mitchell and Gilbert Rivers.{{cite web |last1=Roth |first1=Walter Edmund |title=Bulletin no. 13 Fighting Weapons, 1904-1906, page 6 |url=https://transcripts.sl.nsw.gov.au/page/volume-03-item-03-walter-edmund-roth-bulletin-no-13-fighting-weapons-1904-1906-page-6 |publisher=State Library of New South Wales |access-date=14 May 2021}}