Harmsiopanax is a genus of woody, monocarpic flowering plants of a palmlike habit belonging to the family Araliaceae.[1] It comprises 3 species, of which the most important is the gigantic Harmsiopanax ingens.
The genus name of Harmsiopanax is in honour of Hermann Harms (1870–1942), a German taxonomist and botanist.[2] It was first described and published in H.G.A.Engler & K.A.E.Prantl, Nat. Pflanzenfam., Nachtr. Vol.1 on page 166 in 1897.[1]
The genus is native to Java, the Lesser Sunda Islands, New Guinea and Sulawesi.[1]