Caulerpa papillosa
Caulerpa papillosa is a species of seaweed in the "Caulerpaceae" family. The seaweed has a slender stolon with medium to dark green fronds reaching in height and wide. The species is found in shaded rock pools in the upper sublittoral region up to a depth of . In Western Australia, it is found along the coast in the Gascoyne and south as far as Esperance it is also found in South Australia, Victoria and Tasmania.