Calytrix gypsophila is a glabrous shrub that typically grows to a height of . Its leaves are oblong, linear or lance-shaped with the narrower end towards the base, long, wide on a
petiole long. There are
stipules up to long at the base of the petiole. The flowers are borne on a
peduncle long with more or less round to elliptic lobes long. The
floral tube is free from the
style, and has 10 ribs. The
sepals are fused at the base, with elliptic, round or broadly elliptic lobes long and long, with an
awn up to long. The petals are white, elliptic to narrowly elliptic, long and wide, and there are 25 to 40
stamens in a single row. Flowering occurs from February to July or September and the fruit is a
nut, long and wide with wings and the awns at the end. ==Taxonomy==