Tetratheca decora Joy Thomps.

Leaves mostly alternate, linear, up to 15 mm long, with stiff greyish hairs especially towards the revolute margin. Branchlets and pedicels covered with greyish antrorse hairs. Sepals glabrous or with some scattered simple hairs. Petals 6–15 mm long. Ovary glabrous or pubescent; ovules 1 per loculus. Erect or ascending undershrub. Blue Mts; Hornsby Plateau. DSF. Ss. Fl. spring–summer