{{Short description|Species of flowering plant}} {{Use dmy dates|date=July 2019}} {{Speciesbox | name = | image = Philotheca thryptomenoides.jpg | image_caption = Near Beacon | genus = Philotheca | species = thryptomenoides | authority = (S.Moore) Paul G.Wilson<ref name=APC>{{cite web|title=''Philotheca thryptomenoides''|url= https://biodiversity.org.au/nsl/services/apc-format/display/162026|publisher=Australian Plant Census|accessdate=14 August 2020}}</ref> | synonyms_ref = <ref name="APC" /> | synonyms = * ''Eriostemon thryptomenoides'' <small>S.Moore</small> }} '''''Philotheca thryptomenoides''''' is a species of flowering plant in the family Rutaceae and is endemic to the south-west of Western Australia. It is a small undershrub with oval to club-shaped leaves and white flowers with a broad, reddish-brown stripe, arranged singly on the ends of branchlets.
==Description== ''Philotheca thryptomenoides'' is an undershrub that typically grows to a height of about {{cvt|50|cm}} and has smooth, dark-coloured to black branchlets. The leaves are oval to club-shaped, {{cvt|1.5–3|mm}} long and flat on the upper surface. The flowers are arranged singly on the ends of branchlets and are sessile or on a pedicel up to {{cvt|2|mm}} long. The five sepals are egg-shaped, {{cvt|2–3|mm}} long, and the five petals are narrowly egg-shaped, white with a central reddish-brown stripe and about {{cvt|6|mm}} long. The ten stamens are free from each other and densely hairy. Flowering occurs from July to September and the fruit is {{cvt|1.5–2|mm}} long.<ref name=FloraBase>{{FloraBase|name=''Philotheca thryptomenoides''|id=18507}}</ref><ref name="FoA">{{cite book |last1=Wilson |first1=Paul G. |last2=Wilson |first2=Annette J.G. (ed.) |title=Flora of Australia (Volume 26) |date=2013 |publisher=Australian Biological Resources Study |location=Canberra |page=387 |url=https://profiles.ala.org.au/opus/foa/profile/Philotheca%20thryptomenoides |accessdate=14 August 2020}}</ref><ref name="Nuytsia">{{cite journal |last1=Wilson |first1=Paul G. |title=A taxonomic revision of the genera ''Crowea'', ''Eriostemon'' and ''Phebalium'' (Rutaceae) |journal=Nuytsia |date=1970 |volume=1 |issue=1 |page=37|url=https://www.biodiversitylibrary.org/item/223300#page/43/mode/1up |accessdate=14 August 2020}}</ref>
==Taxonomy== This species was first described in 1920 by Spencer Le Marchant Moore who gave it the name ''Erisotemon thryptomenoides'' in the ''Journal of the Linnean Society, Botany''.<ref name=APNI1>{{cite web|title=''Eriostemon thryptomenoides''|url= https://id.biodiversity.org.au/instance/apni/501045|publisher=APNI|accessdate=14 August 2020}}</ref><ref name="S.Moore">{{cite journal |last1=Moore |first1=Spencer Le Marchant |title=A contribution to the Flora of Australia. |journal=Journal of the Linnean Society, Botany |date=1920 |volume=45 |page=166 |url=https://www.biodiversitylibrary.org/item/8410#page/180/mode/1up |accessdate=14 August 2020}}</ref> In 1998, Paul Wilson changed the name to ''Philotheca thryptomenoides'' in the journal ''Nuytsia''.<ref name=APNI>{{cite web|title=''Philotheca thryptomenoides''|url= https://id.biodiversity.org.au/instance/apni/557418|publisher=APNI|accessdate=14 August 2020}}</ref><ref name="Nuytsia2">{{cite journal |last1=Wilson |first1=Paul G. |title=A Taxonomic Review of the genera ''Eriostemon'' and ''Philotheca'' |journal=Nuytsia |date=1998 |volume=12 |issue=2 |page=255 |url=https://www.biodiversitylibrary.org/item/226456#page/101/mode/1up|accessdate=14 August 2020}}</ref>
==Distribution and habitat== This philotheca grows in shrubland on heavy soil in the Merredin-Wubin area in the south-west of Western Australia.<ref name="FoA" />
==Conservation status== ''Philotheca thryptomenoides'' is classified as "not threatened" by the Government of Western Australia Department of Parks and Wildlife.<ref name="FloraBase" />
==References== {{Reflist}}
{{Taxonbar|from=Q18075423}}
Category:Plants described in 1920 Category:Rosids of Western Australia thryptomenoides Category:Sapindales of Australia Category:Taxa named by Spencer Le Marchant Moore