Prostanthera prunelloides
Leaves mostly ovate (20)30–50 mm long, obtuse, entire or with a few short teeth; petioles 5–10 mm long. Calyx more than 5 mm long. Corolla white or bluish or rarely pinkish, 12–15 mm long. Flowers in simple terminal racemes; floral leaves reduced to broad obtuse concave bracts enclosing the calyx in the bud stage. Erect shrub 1–2 m high. Nepean River district and lower Blue Mts Open forests, often along creek banks. Fl. spring