Helmholtzia is a small genus of flowering plants described in 1866.Mueller, Ferdinand Jacob Heinrich von. 1866. Fragmenta Phytographiæ Australiæ 5: 202-203 in LatinTropicos, Helmholtzia F. Muell. It includes species native to Australia (New South Wales and Queensland), Indonesia (Maluku Province), and New Guinea.PlantNET: New South Wales Flora online: Helmholtzia
The genus was named for Hermann von Helmholtz, a German physician and physicist, by botanist Ferdinand von Mueller.Friends of the Australian National Botanic Gardens: Newsletter November 2003 Burkhardt L. 2016: Verzeichnis eponymischer Pflanzennamen. Index of Eponymic Plant Names. Index de Noms Eponymes des Genres Botaniques. Eine botanische • historische • biographische Recherche zu Widmungen in den Pflanzengattungen. – Berlin: Botanic Garden and Botanical Museum Berlin, Freie Universität Berlin.
Species Helmholtzia acorifolia F.Muell. - NE Queensland Helmholtzia glaberrima (Hook.f.) Caruel - Mount Warning region in SE Queensland + NE New South Wales Helmholtzia novoguineensis (K.Krause) Skottsb. - New Guinea, Maluku
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