Sprengelia Sm.

Branches smooth, without annular scars Sprengelia
Diffuse or procumbent, often very small shrub. Leaves narrow, lanceolate-subulate, spreading, 3–6 mm long. Flowers solitary. Sepals lanceolate, pale. Corolla 6–8 mm long, white or pinkish; the lobes broadly imbricate in the bud. Blue Mts Often on wet rock ledges. Ss. Fl. spring–summer Sprengelia monticola
Erect shrubs. Leaves tapering from the broad base