Calytrix involucrata
Calytrix involucrata, commonly known as cup fringe-myrtle, is a species of flowering plant in the myrtle family Myrtaceae and is endemic to the south of South Australia. It is a glabrous shrub with linear to elliptic leaves and clusters of white flowers sometimes tinged with pink, with 17 to 25 white stamens in a single row.
Description
Calytrix involucrata is a glabrous shrub that typically grows to a height of up to. Its leaves are spreading to erect, linear to elliptic, long and wide on a petiole long. There are stipules up to long at the base of the petioles. The flowers are borne in tight clusters with egg-shaped bracts up to long and wide on a peduncle long with elliptic lobes long. The floral tube has 10 ribs and is long. The sepals are joined at the base, broadly egg-shaped with the narrower end towards the base, long and wide with awns up to long. The petals are white, sometimes with a pink tinge, egg-shaped to elliptic, long and wide, and there are 17 to 25 white stamens in a single row. Flowering occurs from August to October.
Taxonomy
Calytrix involucrata was first described in 1928 by John McConnell Black in the Transactions and Proceedings of the Royal Society of South Australia. The specific epithet means 'involucrate', or having a ring or rings of bracts around the base of the flowers.
This species of Calytrix grows in mallee scrub on sand, mainly in the Eyre and Yorke Peninsulas of South Australia.