Calytrix carinata is a more or less glabrous shrub that typically grows to a height of up to . Its leaves are egg-shaped, elliptic, linear or lanceolate, long, wide and
sessile or on a
petiole long. There are
stipules up to long at the base of the petioles. The
floral tube is long and has 10 ribs. The
sepals are joined for up to at the base, the lobes elliptic, egg-shaped or more or less round, long and wide with an
awn up to long. The petals are pink, pinkish purple, or reddish with a white base, narrowly elliptic to lance-shaped, long and wide with about 30 to 50 pink stamens with a yellowish white base in 2 rows, becoming dark reddish as they age. Flowering occurs from March or May to October. ==Taxonomy==