Caulerpa hedleyi

Caulerpa hedleyi is a species of seaweed in the Caulerpaceae family.

The seaweed has a robust stolon with erect grey-green fronds reaching 3 to 8 cm in height and 1 to 3 cm wide.

The species is found in deep heavily shaded waters. In Western Australia, it is found along the coast from Rottnest Island and south as far as Esperance in the Goldfields-Esperance region of Western Australia and east to South Australia.