Muehlenbeckia adpressa, commonly known as climbing lignum, is a prostrate or climbing plant, native to Australia. It has thin red-brown stems up to 1 metre (3 ft 3 in) in length. The leaves are 1.5–6 centimetres (0.59–2.36 in) long and 1.5–3.5 centimetres (0.59–1.38 in) wide. It occurs in coastal areas of Western Australia, South Australia, Tasmania, Victoria and New South Wales.