Calamus vitiensis, commonly known as the Dunk Island lawyer vine, solitary lawyer vine or Mission Beach wait-a-while, is a climbing palm in the family Arecaceae. It is found from the Maluku Islands east through New Guinea and the Solomon Islands to Fiji and Vanuatu, and south to Queensland, Australia. It is a solitary palm with a stem diameter up to 3 cm (1.2 in). The leaves have 25–40 leaflets and the midrib extends into a barbed cirrus up to 150 cm (59 in) long. It grows in lowland rainforest up to about 150 m (490 ft). It was first described in 1908.