Conostylis phathyrantha is a rhizomatous, tufted perennial, grass-like plant or herb in the family Haemodoraceae and is endemic to the south of Western Australia. It has flat, glabrous leaves, and yellow, tubular flowers.
Conostylis phathyrantha is a rhizomatous, tufted, perennial, grass-like plant or herb with short stems. Its leaves are flat, curved, long, wide and glabrous, apart from pimply leaf margins. The flowers are borne in heads on a flowering stem long with a linear bract long and several flowers, each flower on a pedicel about long. The perianth is long and yellow, with lobes about long, the anthers about long. Flowering occurs from August to October.[1] [2]
Conostylis phathyrantha was first formally described in 1904 by Ludwig Diels in Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie from specimens collected by Sarah Brooks near Israelite Bay.[3] [4] The specific epithet (phathyrantha) means "sun-flowered".[5]
This conostylis grows in sand in heath and mallee heath between Starvation Boat Harbour and Israelite Bay in the Esperance Plains and Mallee bioregions of southern Western Australia.[2]
Conostylis phathyrantha is listed as "not threatened" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions.