Spyridium cordatum

{{Short description|Species of shrub}}

{{Use dmy dates|date=July 2022}}

{{Speciesbox

|name =

|image = Spyridium cordatum.jpg

|image_caption = Near Jerdacuttup

|genus = Spyridium

|species = cordatum

|authority = (Turcz.) Benth.{{cite web |title=Spyridium cordatum |url=https://biodiversity.org.au/nsl/services/apc-format/display/115833 |publisher=Australian Plant Census |access-date=8 July 2022}}

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Spyridium cordatum is a species of flowering plant in the family Rhamnaceae and is endemic to the south-west of Western Australia. It is a prostrate, straggling or ascending shrub with leathery, broadly heart-shaped leaves with a notched tip, {{cvt|2–4|mm}} long with woolly, white or rust-coloured hairs on the lower side. The heads of flowers are {{cvt|6.5–8.5|mm}} wide with two to four floral leaves at the base. The sepals are up to {{cvt|1.6|mm}} long the petal tube shaggy-hairy with more or less glabrous lobes.{{cite book |last1=Bentham |first1=George |last2=von Mueller |first2=Ferdinand |title=Flora Australiensis |volume=1 |date=1863 |publisher=Lovell Reeve & Co. |location=London |page=430 |url=https://www.biodiversitylibrary.org/item/3669#page/488/mode/1up |access-date=8 July 2022}}{{FloraBase|name=Spyridium cordatum|id=4825}}

The species was first formally described in 1858 by Nikolai Turczaninow, who gave it the name Cryptandra cordata in the Bulletin de la Société Impériale des Naturalistes de Moscou.{{cite web|title=Cryptandra cordata|url= https://id.biodiversity.org.au/instance/apni/507506 |publisher=APNI|access-date=8 July 2022}}{{cite journal|last1=Turczaninow|first1=Nikolai|journal=Bulletin de la Société Impériale des Naturalistes de Moscou|date=1858|volume=31|issue=1|title=Animadversiones in secundam partem herbarii Turczaninow, nunc Universitatis Caesareae Charkowiensis |page=459|url=https://www.biodiversitylibrary.org/item/151363#page/475/mode/1up |accessdate=8 July 2022}} In 1863, George Bentham changed the name to Spyridium cordatum in Flora Australiensis.{{cite web|title=Spyridium cordatum|url= https://id.biodiversity.org.au/instance/apni/550577|publisher=APNI|access-date=8 July 2022}} The specific epithet (cordatum) means "heart-shaped", referring to the leaves.{{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=170 |edition=3rd}}

Spyridium cordatum mainly grows in gravelly, stony or rocky places in mallee and occurs from near Lake King to the Cape Arid National Park in the Esperance Plains and Mallee bioregions of south-western Western Australia. It is listed as "not threatened" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions.