Lithops helmutii, also called Helmut living stone, is a species of flowering plants in the genus Lithops. This species was described by Harriet Margaret Louisa Bolus in 1933. It was named after Helmut Meyer. Lithops helmutii is native to Southern Africa. It grows in the shelter of rocks in an essentially winter rainfall climate. It was found between Steinkopf and Arrabies, Namaqualand by G. Meyer in June 1933. It is a a stemless, perennial succulent with pair of plump leaves that looks like stones when it is not in flower which reaching up to 25mm long and 15mm wide at the very deep fissure with the leaves gaping, that forms large clumps with 17 or more heads. They are greyish green in side and light olive green in top. The window are large with many small islands. The flowers are yellow, 5-merous.